update sessions with new explanations

examples/programs/decrease1/why3session.xml

@@ -61,13 +61,13 @@
     name="WP_parameter search"
     locfile="../decrease1.mlw"
     loclnum="23" loccnumb="6" loccnume="12"
-    expl="parameter search"
+    expl="VC for search"
     sum="f86811479ea2dce13b5d781eb5993997"
     proved="true"
     expanded="true"
     shape="iainfix <V2V0iainfix =agetV1V2c0ainfix =agetV1V3c0NIainfix <V3V2Aainfix <=c0V3FAainfix =agetV1V2c0Aainfix <V2V0Aainfix <=c0V2Oainfix =agetV1V4c0NIainfix <V4V0Aainfix <=c0V4FAainfix =V2aprefix -c1iainfix >agetV1V2c0ainfix <ainfix -V0V5ainfix -V0V2Aainfix <=c0ainfix -V0V2Aainfix =agetV1V6c0NIainfix <V6V0Iainfix <V6V5Aainfix <=c0V6FAainfix <=c0V5Iainfix =V5ainfix +V2agetV1V2FAainfix <V2V0Aainfix <=c0V2ainfix <ainfix -V0V7ainfix -V0V2Aainfix <=c0ainfix -V0V2Aainfix =agetV1V8c0NIainfix <V8V0Iainfix <V8V7Aainfix <=c0V8FAainfix <=c0V7Iainfix =V7ainfix +V2c1FAainfix <V2V0Aainfix <=c0V2Aainfix <V2V0Aainfix <=c0V2ainfix =agetV1V9c0NIainfix <V9aprefix -c1Aainfix <=c0V9FAainfix =agetV1aprefix -c1c0Aainfix <aprefix -c1V0Aainfix <=c0aprefix -c1Oainfix =agetV1V10c0NIainfix <V10V0Aainfix <=c0V10FAainfix =aprefix -c1aprefix -c1Iainfix =agetV1V11c0NIainfix <V11V0Iainfix <V11V2Aainfix <=c0V11FAainfix <=c0V2FAainfix =agetV1V12c0NIainfix <V12V0Iainfix <V12c0Aainfix <=c0V12FAainfix <=c0c0Iadecrease1amk arrayV0V1FF">
     <label
-     name="expl:parameter search"/>
+     name="expl:VC for search"/>
     <transf
      name="split_goal"
      proved="true"
@@ -76,13 +76,13 @@
       name="WP_parameter search.1"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="loop invariant init"
+      expl="1. loop invariant init"
       sum="7f05ea98072cf8924771e334028afd25"
       proved="true"
       expanded="true"
       shape="ainfix &lt;=c0c0Iadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -120,13 +120,13 @@
       name="WP_parameter search.2"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="loop invariant init"
+      expl="2. loop invariant init"
       sum="b3f6c5d00d47982c8160b0f2eb22a639"
       proved="true"
       expanded="true"
       shape="ainfix =agetV1V2c0NIainfix &lt;V2V0Iainfix &lt;V2c0Aainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -180,13 +180,13 @@
       name="WP_parameter search.3"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="precondition"
+      expl="3. precondition"
       sum="4cfec00e4a7541682e7958741463eba5"
       proved="true"
       expanded="true"
       shape="ainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V3c0NIainfix &lt;V3V0Iainfix &lt;V3V2Aainfix &lt;=c0V3FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -240,13 +240,13 @@
       name="WP_parameter search.4"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="postcondition"
+      expl="4. postcondition"
       sum="1af5e07e25775e0f6d6dd6d23a61366b"
       proved="true"
       expanded="true"
       shape="ainfix =agetV1V3c0NIainfix &lt;V3V2Aainfix &lt;=c0V3FAainfix =agetV1V2c0Aainfix &lt;V2V0Aainfix &lt;=c0V2Oainfix =agetV1V4c0NIainfix &lt;V4V0Aainfix &lt;=c0V4FAainfix =V2aprefix -c1Iainfix =agetV1V2c0Iainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V5c0NIainfix &lt;V5V0Iainfix &lt;V5V2Aainfix &lt;=c0V5FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -300,13 +300,13 @@
       name="WP_parameter search.5"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="precondition"
+      expl="5. precondition"
       sum="c741da82d3124f9be97eaa677ab6e51d"
       proved="true"
       expanded="true"
       shape="ainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix =agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V3c0NIainfix &lt;V3V0Iainfix &lt;V3V2Aainfix &lt;=c0V3FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -360,13 +360,13 @@
       name="WP_parameter search.6"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="precondition"
+      expl="6. precondition"
       sum="3dc53ede82801e554033c41a237b82dc"
       proved="true"
       expanded="true"
       shape="ainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &gt;agetV1V2c0Iainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix =agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V3c0NIainfix &lt;V3V0Iainfix &lt;V3V2Aainfix &lt;=c0V3FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -420,13 +420,13 @@
       name="WP_parameter search.7"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="loop invariant preservation"
+      expl="7. loop invariant preservation"
       sum="42a60b5da3058b73dd5b25b902c12eb7"
       proved="true"
       expanded="false"
       shape="ainfix &lt;=c0V3Iainfix =V3ainfix +V2agetV1V2FIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &gt;agetV1V2c0Iainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix =agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V4c0NIainfix &lt;V4V0Iainfix &lt;V4V2Aainfix &lt;=c0V4FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -464,13 +464,13 @@
       name="WP_parameter search.8"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="loop invariant preservation"
+      expl="8. loop invariant preservation"
       sum="331aee6b50e5edfa1f549276d93528bf"
       proved="true"
       expanded="true"
       shape="ainfix =agetV1V4c0NIainfix &lt;V4V0Iainfix &lt;V4V3Aainfix &lt;=c0V4FIainfix =V3ainfix +V2agetV1V2FIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &gt;agetV1V2c0Iainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix =agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V5c0NIainfix &lt;V5V0Iainfix &lt;V5V2Aainfix &lt;=c0V5FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="4"
        timelimit="10"
@@ -500,13 +500,13 @@
       name="WP_parameter search.9"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="loop variant decrease"
+      expl="9. loop variant decrease"
       sum="2e9b752a9d72482fca727bb4799a7b50"
       proved="true"
       expanded="true"
       shape="ainfix &lt;ainfix -V0V3ainfix -V0V2Aainfix &lt;=c0ainfix -V0V2Iainfix =V3ainfix +V2agetV1V2FIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &gt;agetV1V2c0Iainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix =agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V4c0NIainfix &lt;V4V0Iainfix &lt;V4V2Aainfix &lt;=c0V4FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -560,13 +560,13 @@
       name="WP_parameter search.10"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="loop invariant preservation"
+      expl="10. loop invariant preservation"
       sum="5cffd5638787eaeb06e43852a4c93bd3"
       proved="true"
       expanded="false"
       shape="ainfix &lt;=c0V3Iainfix =V3ainfix +V2c1FIainfix &gt;agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix =agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V4c0NIainfix &lt;V4V0Iainfix &lt;V4V2Aainfix &lt;=c0V4FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -604,13 +604,13 @@
       name="WP_parameter search.11"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="loop invariant preservation"
+      expl="11. loop invariant preservation"
       sum="f9e668569105221cf93316d66d8b0aad"
       proved="true"
       expanded="true"
       shape="ainfix =agetV1V4c0NIainfix &lt;V4V0Iainfix &lt;V4V3Aainfix &lt;=c0V4FIainfix =V3ainfix +V2c1FIainfix &gt;agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix =agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V5c0NIainfix &lt;V5V0Iainfix &lt;V5V2Aainfix &lt;=c0V5FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -648,13 +648,13 @@
       name="WP_parameter search.12"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="loop variant decrease"
+      expl="12. loop variant decrease"
       sum="c915f2fc75f398840c00a3242e95bac2"
       proved="true"
       expanded="true"
       shape="ainfix &lt;ainfix -V0V3ainfix -V0V2Aainfix &lt;=c0ainfix -V0V2Iainfix =V3ainfix +V2c1FIainfix &gt;agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix =agetV1V2c0NIainfix &lt;V2V0Aainfix &lt;=c0V2Iainfix &lt;V2V0Iainfix =agetV1V4c0NIainfix &lt;V4V0Iainfix &lt;V4V2Aainfix &lt;=c0V4FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -708,13 +708,13 @@
       name="WP_parameter search.13"
       locfile="../decrease1.mlw"
       loclnum="23" loccnumb="6" loccnume="12"
-      expl="postcondition"
+      expl="13. postcondition"
       sum="6a3acc17c7a38e5b920df79544af159a"
       proved="true"
       expanded="true"
       shape="ainfix =agetV1V3c0NIainfix &lt;V3aprefix -c1Aainfix &lt;=c0V3FAainfix =agetV1aprefix -c1c0Aainfix &lt;aprefix -c1V0Aainfix &lt;=c0aprefix -c1Oainfix =agetV1V4c0NIainfix &lt;V4V0Aainfix &lt;=c0V4FAainfix =aprefix -c1aprefix -c1Iainfix &lt;V2V0NIainfix =agetV1V5c0NIainfix &lt;V5V0Iainfix &lt;V5V2Aainfix &lt;=c0V5FAainfix &lt;=c0V2FIadecrease1amk arrayV0V1FF">
       <label
-       name="expl:parameter search"/>
+       name="expl:VC for search"/>
       <proof
        prover="0"
        timelimit="5"
@@ -770,13 +770,13 @@
     name="WP_parameter search_rec"
     locfile="../decrease1.mlw"
     loclnum="43" loccnumb="10" loccnume="20"
-    expl="parameter search_rec"
+    expl="VC for search_rec"
     sum="1ceddd4ef1a35e07f4a248711ab45c3e"
     proved="true"
     expanded="true"
     shape="iainfix &lt;V1V0iainfix =agetV2V1c0ainfix =agetV2V4c0NIainfix &lt;V4V1Aainfix &lt;=V1V4FAainfix =agetV2V1c0Aainfix &lt;V1V0Aainfix &lt;=V1V1Oainfix =agetV2V5c0NIainfix &lt;V5V0Aainfix &lt;=V1V5FAainfix =V1aprefix -c1iainfix &gt;agetV2V1c0ainfix =agetV2V8c0NIainfix &lt;V8V7Aainfix &lt;=V1V8FAainfix =agetV2V7c0Aainfix &lt;V7V0Aainfix &lt;=V1V7Oainfix =agetV2V9c0NIainfix &lt;V9V0Aainfix &lt;=V1V9FAainfix =V7aprefix -c1Iainfix =agetV2V10c0NIainfix &lt;V10V7Aainfix &lt;=ainfix +V1V6V10FAainfix =agetV2V7c0Aainfix &lt;V7V0Aainfix &lt;=ainfix +V1V6V7Oainfix =agetV2V11c0NIainfix &lt;V11V0Aainfix &lt;=ainfix +V1V6V11FAainfix =V7aprefix -c1FAainfix &lt;=c0ainfix +V1V6Aadecrease1V3LagetV2V1Aainfix &lt;V1V0Aainfix &lt;=c0V1ainfix =agetV2V13c0NIainfix &lt;V13V12Aainfix &lt;=V1V13FAainfix =agetV2V12c0Aainfix &lt;V12V0Aainfix &lt;=V1V12Oainfix =agetV2V14c0NIainfix &lt;V14V0Aainfix &lt;=V1V14FAainfix =V12aprefix -c1Iainfix =agetV2V15c0NIainfix &lt;V15V12Aainfix &lt;=ainfix +V1c1V15FAainfix =agetV2V12c0Aainfix &lt;V12V0Aainfix &lt;=ainfix +V1c1V12Oainfix =agetV2V16c0NIainfix &lt;V16V0Aainfix &lt;=ainfix +V1c1V16FAainfix =V12aprefix -c1FAainfix &lt;=c0ainfix +V1c1Aadecrease1V3Aainfix &lt;V1V0Aainfix &lt;=c0V1Aainfix &lt;V1V0Aainfix &lt;=c0V1ainfix =agetV2V17c0NIainfix &lt;V17aprefix -c1Aainfix &lt;=V1V17FAainfix =agetV2aprefix -c1c0Aainfix &lt;aprefix -c1V0Aainfix &lt;=V1aprefix -c1Oainfix =agetV2V18c0NIainfix &lt;V18V0Aainfix &lt;=V1V18FAainfix =aprefix -c1aprefix -c1Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
     <label
-     name="expl:parameter search_rec"/>
+     name="expl:VC for search_rec"/>
     <transf
      name="split_goal"
      proved="true"
@@ -785,13 +785,13 @@
       name="WP_parameter search_rec.1"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="precondition"
+      expl="1. precondition"
       sum="7dbbc24211ddf80de8930b751d9c3ae3"
       proved="true"
       expanded="true"
       shape="ainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &lt;V1V0Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="0"
        timelimit="5"
@@ -845,13 +845,13 @@
       name="WP_parameter search_rec.2"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="postcondition"
+      expl="2. postcondition"
       sum="8458344b1ca4a7440968c002e85a02c5"
       proved="true"
       expanded="true"
       shape="ainfix =agetV2V4c0NIainfix &lt;V4V1Aainfix &lt;=V1V4FAainfix =agetV2V1c0Aainfix &lt;V1V0Aainfix &lt;=V1V1Oainfix =agetV2V5c0NIainfix &lt;V5V0Aainfix &lt;=V1V5FAainfix =V1aprefix -c1Iainfix =agetV2V1c0Iainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &lt;V1V0Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="0"
        timelimit="5"
@@ -905,13 +905,13 @@
       name="WP_parameter search_rec.3"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="precondition"
+      expl="3. precondition"
       sum="c74a870a4108b432155e20487fb2bdec"
       proved="true"
       expanded="true"
       shape="ainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix =agetV2V1c0NIainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &lt;V1V0Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="0"
        timelimit="5"
@@ -965,13 +965,13 @@
       name="WP_parameter search_rec.4"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="precondition"
+      expl="4. precondition"
       sum="19fbc34622cd395dce58668a06ee6aa0"
       proved="true"
       expanded="true"
       shape="ainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &gt;agetV2V1c0Iainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix =agetV2V1c0NIainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &lt;V1V0Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="0"
        timelimit="5"
@@ -1025,13 +1025,13 @@
       name="WP_parameter search_rec.5"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="precondition"
+      expl="5. precondition"
       sum="592e7afae3763e27994d67df229966dc"
       proved="true"
       expanded="true"
       shape="ainfix &lt;=c0ainfix +V1V4Aadecrease1V3LagetV2V1Iainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &gt;agetV2V1c0Iainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix =agetV2V1c0NIainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &lt;V1V0Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="0"
        timelimit="5"
@@ -1085,13 +1085,13 @@
       name="WP_parameter search_rec.6"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="postcondition"
+      expl="6. postcondition"
       sum="5cfb4b9f1c56f9c65540be0755be5a42"
       proved="true"
       expanded="true"
       shape="ainfix =agetV2V6c0NIainfix &lt;V6V5Aainfix &lt;=V1V6FAainfix =agetV2V5c0Aainfix &lt;V5V0Aainfix &lt;=V1V5Oainfix =agetV2V7c0NIainfix &lt;V7V0Aainfix &lt;=V1V7FAainfix =V5aprefix -c1Iainfix =agetV2V8c0NIainfix &lt;V8V5Aainfix &lt;=ainfix +V1V4V8FAainfix =agetV2V5c0Aainfix &lt;V5V0Aainfix &lt;=ainfix +V1V4V5Oainfix =agetV2V9c0NIainfix &lt;V9V0Aainfix &lt;=ainfix +V1V4V9FAainfix =V5aprefix -c1FIainfix &lt;=c0ainfix +V1V4Aadecrease1V3LagetV2V1Iainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &gt;agetV2V1c0Iainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix =agetV2V1c0NIainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &lt;V1V0Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="3"
        timelimit="10"
@@ -1122,13 +1122,13 @@
       name="WP_parameter search_rec.7"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="precondition"
+      expl="7. precondition"
       sum="8565c01b099874f6140e38c09bfafd17"
       proved="true"
       expanded="true"
       shape="ainfix &lt;=c0ainfix +V1c1Aadecrease1V3Iainfix &gt;agetV2V1c0NIainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix =agetV2V1c0NIainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &lt;V1V0Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="0"
        timelimit="5"
@@ -1182,13 +1182,13 @@
       name="WP_parameter search_rec.8"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="postcondition"
+      expl="8. postcondition"
       sum="26cbce3141bce3f6715ee349732f8a05"
       proved="true"
       expanded="true"
       shape="ainfix =agetV2V5c0NIainfix &lt;V5V4Aainfix &lt;=V1V5FAainfix =agetV2V4c0Aainfix &lt;V4V0Aainfix &lt;=V1V4Oainfix =agetV2V6c0NIainfix &lt;V6V0Aainfix &lt;=V1V6FAainfix =V4aprefix -c1Iainfix =agetV2V7c0NIainfix &lt;V7V4Aainfix &lt;=ainfix +V1c1V7FAainfix =agetV2V4c0Aainfix &lt;V4V0Aainfix &lt;=ainfix +V1c1V4Oainfix =agetV2V8c0NIainfix &lt;V8V0Aainfix &lt;=ainfix +V1c1V8FAainfix =V4aprefix -c1FIainfix &lt;=c0ainfix +V1c1Aadecrease1V3Iainfix &gt;agetV2V1c0NIainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix =agetV2V1c0NIainfix &lt;V1V0Aainfix &lt;=c0V1Iainfix &lt;V1V0Iainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="0"
        timelimit="5"
@@ -1242,13 +1242,13 @@
       name="WP_parameter search_rec.9"
       locfile="../decrease1.mlw"
       loclnum="43" loccnumb="10" loccnume="20"
-      expl="postcondition"
+      expl="9. postcondition"
       sum="45ef5756ed03d4119ac4c72de7cbcac2"
       proved="true"
       expanded="true"
       shape="ainfix =agetV2V4c0NIainfix &lt;V4aprefix -c1Aainfix &lt;=V1V4FAainfix =agetV2aprefix -c1c0Aainfix &lt;aprefix -c1V0Aainfix &lt;=V1aprefix -c1Oainfix =agetV2V5c0NIainfix &lt;V5V0Aainfix &lt;=V1V5FAainfix =aprefix -c1aprefix -c1Iainfix &lt;V1V0NIainfix &lt;=c0V1Aadecrease1V3Lamk arrayV0V2FF">
       <label
-       name="expl:parameter search_rec"/>
+       name="expl:VC for search_rec"/>
       <proof
        prover="0"
        timelimit="5"