./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8334dcb0cdaf6693a0e55f9663f2e64fc956eb05 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8334dcb0cdaf6693a0e55f9663f2e64fc956eb05 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:52:40,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:52:40,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:52:40,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:52:40,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:52:40,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:52:40,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:52:40,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:52:40,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:52:40,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:52:40,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:52:40,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:52:40,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:52:40,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:52:40,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:52:40,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:52:40,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:52:40,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:52:40,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:52:40,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:52:40,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:52:40,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:52:40,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:52:40,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:52:40,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:52:40,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:52:40,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:52:40,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:52:40,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:52:40,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:52:40,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:52:40,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:52:40,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:52:40,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:52:40,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:52:40,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:52:40,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:52:40,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:52:40,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:52:40,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:52:40,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:52:40,814 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 01:52:40,845 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:52:40,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:52:40,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:52:40,846 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:52:40,847 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:52:40,847 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:52:40,847 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 01:52:40,847 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:52:40,848 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:52:40,848 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 01:52:40,848 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 01:52:40,848 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:52:40,849 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 01:52:40,849 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 01:52:40,849 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 01:52:40,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:52:40,851 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:52:40,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:52:40,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:52:40,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:52:40,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:52:40,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:52:40,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:52:40,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:52:40,853 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:52:40,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:52:40,853 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:52:40,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:52:40,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:52:40,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:52:40,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:52:40,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:52:40,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:52:40,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:52:40,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:52:40,856 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 01:52:40,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:52:40,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:52:40,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:52:40,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:52:40,859 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8334dcb0cdaf6693a0e55f9663f2e64fc956eb05 [2020-11-30 01:52:41,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:52:41,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:52:41,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:52:41,248 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:52:41,249 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:52:41,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-1.c [2020-11-30 01:52:41,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data/9d7a12ca0/907e2f8622fe4c668fd6ae2466cbf7bd/FLAG7e144bcb6 [2020-11-30 01:52:41,992 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:52:41,993 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-1.c [2020-11-30 01:52:42,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data/9d7a12ca0/907e2f8622fe4c668fd6ae2466cbf7bd/FLAG7e144bcb6 [2020-11-30 01:52:42,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data/9d7a12ca0/907e2f8622fe4c668fd6ae2466cbf7bd [2020-11-30 01:52:42,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:52:42,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:52:42,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:42,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:52:42,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:52:42,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:42" (1/1) ... [2020-11-30 01:52:42,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6716de98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:42, skipping insertion in model container [2020-11-30 01:52:42,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:42" (1/1) ... [2020-11-30 01:52:42,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:52:42,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:52:43,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:52:43,020 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-30 01:52:43,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52224528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:43, skipping insertion in model container [2020-11-30 01:52:43,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:43,029 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:52:43,032 INFO L168 Benchmark]: Toolchain (without parser) took 804.87 ms. Allocated memory is still 92.3 MB. Free memory was 55.8 MB in the beginning and 61.1 MB in the end (delta: -5.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:43,033 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 73.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:52:43,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 801.41 ms. Allocated memory is still 92.3 MB. Free memory was 55.6 MB in the beginning and 61.1 MB in the end (delta: -5.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:43,036 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 92.3 MB. Free memory is still 73.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 801.41 ms. Allocated memory is still 92.3 MB. Free memory was 55.6 MB in the beginning and 61.1 MB in the end (delta: -5.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1040]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:52:45,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:52:45,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:52:45,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:52:45,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:52:45,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:52:45,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:52:45,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:52:45,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:52:45,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:52:45,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:52:45,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:52:45,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:52:45,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:52:45,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:52:45,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:52:45,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:52:45,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:52:45,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:52:45,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:52:45,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:52:45,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:52:45,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:52:45,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:52:45,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:52:45,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:52:45,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:52:45,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:52:45,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:52:45,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:52:45,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:52:45,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:52:45,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:52:45,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:52:45,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:52:45,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:52:45,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:52:45,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:52:45,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:52:45,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:52:45,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:52:45,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-30 01:52:45,871 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:52:45,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:52:45,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:52:45,872 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:52:45,873 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:52:45,873 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:52:45,873 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:52:45,873 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:52:45,873 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:52:45,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:52:45,875 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:52:45,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:52:45,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:52:45,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:52:45,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:52:45,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:52:45,876 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:52:45,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:52:45,877 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:52:45,880 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:52:45,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:52:45,880 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:52:45,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:52:45,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:52:45,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:52:45,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:52:45,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:52:45,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:52:45,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:52:45,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:52:45,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:52:45,884 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:52:45,884 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:52:45,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:52:45,885 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:52:45,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:52:45,898 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8334dcb0cdaf6693a0e55f9663f2e64fc956eb05 [2020-11-30 01:52:46,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:52:46,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:52:46,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:52:46,439 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:52:46,440 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:52:46,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-1.c [2020-11-30 01:52:46,529 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data/ed78816a3/a6035a6088e94a31b472e36539bc2bfa/FLAG8f5fddd22 [2020-11-30 01:52:47,414 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:52:47,415 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-1.c [2020-11-30 01:52:47,454 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data/ed78816a3/a6035a6088e94a31b472e36539bc2bfa/FLAG8f5fddd22 [2020-11-30 01:52:47,546 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/data/ed78816a3/a6035a6088e94a31b472e36539bc2bfa [2020-11-30 01:52:47,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:52:47,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:52:47,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:47,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:52:47,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:52:47,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:47" (1/1) ... [2020-11-30 01:52:47,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@193e18b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:47, skipping insertion in model container [2020-11-30 01:52:47,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:47" (1/1) ... [2020-11-30 01:52:47,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:52:47,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:52:48,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:52:48,310 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-30 01:52:48,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:52:48,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:52:48,449 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:52:48,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:52:48,643 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:52:48,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48 WrapperNode [2020-11-30 01:52:48,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:48,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:52:48,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:52:48,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:52:48,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:52:48,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:52:48,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:52:48,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:52:48,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... [2020-11-30 01:52:48,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:52:48,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:52:48,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:52:48,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:52:48,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:52:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:52:48,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:52:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:52:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:52:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:52:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:52:48,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:52:48,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:52:48,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:52:49,358 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-30 01:53:03,830 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-11-30 01:53:03,832 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-11-30 01:53:03,847 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:53:03,851 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 01:53:03,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:53:03 BoogieIcfgContainer [2020-11-30 01:53:03,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:53:03,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:53:03,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:53:03,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:53:03,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:52:47" (1/3) ... [2020-11-30 01:53:03,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118969c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:53:03, skipping insertion in model container [2020-11-30 01:53:03,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:48" (2/3) ... [2020-11-30 01:53:03,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118969c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:53:03, skipping insertion in model container [2020-11-30 01:53:03,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:53:03" (3/3) ... [2020-11-30 01:53:03,866 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt.blast.03.i.cil-1.c [2020-11-30 01:53:03,879 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:53:03,884 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:53:03,898 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:53:03,937 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:53:03,937 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:53:03,937 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:53:03,937 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:53:03,937 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:53:03,937 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:53:03,938 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:53:03,938 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:53:03,957 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states. [2020-11-30 01:53:03,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:53:03,964 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:53:03,965 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:53:03,965 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:53:03,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:53:03,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1457695037, now seen corresponding path program 1 times [2020-11-30 01:53:03,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:53:03,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [34806325] [2020-11-30 01:53:03,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-30 01:53:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:53:04,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:53:04,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:53:04,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:53:04,346 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:53:04,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:53:04,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [34806325] [2020-11-30 01:53:04,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:53:04,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-30 01:53:04,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379498367] [2020-11-30 01:53:04,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:53:04,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:53:04,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:53:04,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:53:04,407 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 4 states. [2020-11-30 01:53:04,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:53:04,668 INFO L93 Difference]: Finished difference Result 486 states and 821 transitions. [2020-11-30 01:53:04,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:53:04,670 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-11-30 01:53:04,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:53:04,694 INFO L225 Difference]: With dead ends: 486 [2020-11-30 01:53:04,694 INFO L226 Difference]: Without dead ends: 312 [2020-11-30 01:53:04,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:53:04,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2020-11-30 01:53:04,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2020-11-30 01:53:04,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2020-11-30 01:53:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 467 transitions. [2020-11-30 01:53:04,823 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 467 transitions. Word has length 24 [2020-11-30 01:53:04,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:53:04,824 INFO L481 AbstractCegarLoop]: Abstraction has 312 states and 467 transitions. [2020-11-30 01:53:04,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:53:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 467 transitions. [2020-11-30 01:53:04,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-30 01:53:04,831 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:53:04,831 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:53:05,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 01:53:05,050 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:53:05,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:53:05,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1854239308, now seen corresponding path program 1 times [2020-11-30 01:53:05,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:53:05,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [850911648] [2020-11-30 01:53:05,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-30 01:53:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:53:05,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:53:05,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:53:05,477 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:53:05,478 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:53:05,524 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:53:05,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [850911648] [2020-11-30 01:53:05,525 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:53:05,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-30 01:53:05,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187116045] [2020-11-30 01:53:05,530 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:53:05,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:53:05,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:53:05,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:53:05,533 INFO L87 Difference]: Start difference. First operand 312 states and 467 transitions. Second operand 4 states. [2020-11-30 01:53:07,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:53:07,734 INFO L93 Difference]: Finished difference Result 716 states and 1078 transitions. [2020-11-30 01:53:07,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:53:07,735 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-11-30 01:53:07,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:53:07,740 INFO L225 Difference]: With dead ends: 716 [2020-11-30 01:53:07,741 INFO L226 Difference]: Without dead ends: 512 [2020-11-30 01:53:07,743 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:53:07,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-11-30 01:53:07,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 512. [2020-11-30 01:53:07,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2020-11-30 01:53:07,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 764 transitions. [2020-11-30 01:53:07,796 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 764 transitions. Word has length 60 [2020-11-30 01:53:07,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:53:07,797 INFO L481 AbstractCegarLoop]: Abstraction has 512 states and 764 transitions. [2020-11-30 01:53:07,797 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:53:07,797 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 764 transitions. [2020-11-30 01:53:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-30 01:53:07,811 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:53:07,812 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:53:08,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 01:53:08,016 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:53:08,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:53:08,017 INFO L82 PathProgramCache]: Analyzing trace with hash 922615118, now seen corresponding path program 1 times [2020-11-30 01:53:08,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:53:08,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [686812776] [2020-11-30 01:53:08,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-30 01:53:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:53:08,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 01:53:08,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:53:08,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:53:08,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:53:08,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:53:08,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:53:08,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:53:08,722 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-30 02:08:07,231 WARN L195 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2020-11-30 02:08:07,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [686812776] [2020-11-30 02:08:07,232 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") [2020-11-30 02:08:07,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1317025850] [2020-11-30 02:08:07,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-30 02:08:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:08:08,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 02:08:08,459 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken [2020-11-30 02:08:08,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498800583] [2020-11-30 02:08:08,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d751972c-e325-4e69-ba19-6a2929fd8ec1/bin/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 02:08:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:08:08,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 02:08:08,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:08:08,707 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: ManagedScript already locked by |v_ULTIMATE.start_main_#t~nondet14_6| [2020-11-30 02:08:08,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:08:08,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2020-11-30 02:08:08,707 ERROR L205 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2020-11-30 02:08:08,707 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 02:08:09,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3,5 cvc4 --incremental --print-success --lang smt --rewrite-divk,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 02:08:09,355 WARN L238 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-11-30 02:08:09,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:08:09 BoogieIcfgContainer [2020-11-30 02:08:09,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:08:09,356 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:08:09,356 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:08:09,356 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:08:09,357 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:53:03" (3/4) ... [2020-11-30 02:08:09,360 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 02:08:09,360 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:08:09,362 INFO L168 Benchmark]: Toolchain (without parser) took 921808.54 ms. Allocated memory was 71.3 MB in the beginning and 96.5 MB in the end (delta: 25.2 MB). Free memory was 54.2 MB in the beginning and 30.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 46.9 MB. Max. memory is 16.1 GB. [2020-11-30 02:08:09,362 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 71.3 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:08:09,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1088.79 ms. Allocated memory is still 71.3 MB. Free memory was 53.8 MB in the beginning and 44.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-11-30 02:08:09,363 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.22 ms. Allocated memory is still 71.3 MB. Free memory was 44.8 MB in the beginning and 40.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 02:08:09,364 INFO L168 Benchmark]: Boogie Preprocessor took 128.77 ms. Allocated memory is still 71.3 MB. Free memory was 40.6 MB in the beginning and 34.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:08:09,365 INFO L168 Benchmark]: RCFGBuilder took 14970.72 ms. Allocated memory was 71.3 MB in the beginning and 96.5 MB in the end (delta: 25.2 MB). Free memory was 34.0 MB in the beginning and 68.8 MB in the end (delta: -34.8 MB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:08:09,365 INFO L168 Benchmark]: TraceAbstraction took 905497.27 ms. Allocated memory is still 96.5 MB. Free memory was 68.0 MB in the beginning and 30.9 MB in the end (delta: 37.0 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:08:09,365 INFO L168 Benchmark]: Witness Printer took 4.05 ms. Allocated memory is still 96.5 MB. Free memory is still 30.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:08:09,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 71.3 MB. Free memory is still 54.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1088.79 ms. Allocated memory is still 71.3 MB. Free memory was 53.8 MB in the beginning and 44.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.22 ms. Allocated memory is still 71.3 MB. Free memory was 44.8 MB in the beginning and 40.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 128.77 ms. Allocated memory is still 71.3 MB. Free memory was 40.6 MB in the beginning and 34.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 14970.72 ms. Allocated memory was 71.3 MB in the beginning and 96.5 MB in the end (delta: 25.2 MB). Free memory was 34.0 MB in the beginning and 68.8 MB in the end (delta: -34.8 MB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 905497.27 ms. Allocated memory is still 96.5 MB. Free memory was 68.0 MB in the beginning and 30.9 MB in the end (delta: 37.0 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. * Witness Printer took 4.05 ms. Allocated memory is still 96.5 MB. Free memory is still 30.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L1044] static int init = 1; [L1045] static SSL_METHOD SSLv3_client_data ; [L1067] SSL *s = (SSL*)malloc(sizeof(SSL)) ; [L1071] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1072] s->ctx = malloc(sizeof(SSL_CTX)) [L1073] s->session = malloc(sizeof(SSL_SESSION)) [L1074] s->state = 12292 [L1075] s->version = __VERIFIER_nondet_int() [L1082] BUF_MEM *buf ; [L1083] unsigned long tmp ; [L1084] unsigned long l ; [L1085] long num1 ; [L1086] void (*cb)() ; [L1087] int ret ; [L1088] int new_state ; [L1089] int state ; [L1090] int skip ; [L1091] int tmp___1 = __VERIFIER_nondet_int() ; [L1092] int tmp___2 = __VERIFIER_nondet_int() ; [L1093] int tmp___3 = __VERIFIER_nondet_int() ; [L1094] int tmp___4 = __VERIFIER_nondet_int() ; [L1095] int tmp___5 = __VERIFIER_nondet_int() ; [L1096] int tmp___6 = __VERIFIER_nondet_int() ; [L1097] int tmp___7 = __VERIFIER_nondet_int() ; [L1098] int tmp___8 = __VERIFIER_nondet_int() ; [L1099] long tmp___9 = __VERIFIER_nondet_long() ; [L1100] int blastFlag ; [L1103] blastFlag = 0 [L1104] s->hit=__VERIFIER_nondet_int () [L1105] s->state = 12292 [L1106] tmp = __VERIFIER_nondet_int() [L1107] cb = (void (*)())((void *)0) [L1108] ret = -1 [L1109] skip = 0 [L1110] EXPR s->info_callback [L1110] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1111] EXPR s->info_callback [L1111] cb = s->info_callback [L1119] EXPR s->in_handshake [L1119] s->in_handshake += 1 [L1120] COND FALSE !(tmp___1 & 12288) [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND TRUE s->state == 4368 [L1292] s->shutdown = 0 [L1293] ret = __VERIFIER_nondet_int() [L1294] COND TRUE blastFlag == 0 [L1295] blastFlag = 1 [L1299] COND FALSE !(ret <= 0) [L1304] s->state = 4384 [L1305] s->init_num = 0 [L1306] EXPR s->bbio [L1306] EXPR s->wbio [L1306] COND TRUE (unsigned long )s->bbio != (unsigned long )s->wbio [L1602] EXPR s->s3 [L1602] EXPR (s->s3)->tmp.reuse_message [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR s->state [L1154] COND TRUE s->state == 4384 [L1314] ret = __VERIFIER_nondet_int() [L1315] COND TRUE blastFlag == 1 [L1316] blastFlag = 2 [L1324] COND FALSE !(ret <= 0) [L1329] s->hit [L1329] COND TRUE s->hit [L1330] s->state = 4560 [L1334] s->init_num = 0 [L1602] EXPR s->s3 [L1602] EXPR (s->s3)->tmp.reuse_message [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR s->state [L1160] COND TRUE s->state == 4400 [L1338] EXPR s->s3 [L1338] EXPR (s->s3)->tmp.new_cipher [L1338] EXPR ((s->s3)->tmp.new_cipher)->algorithms [L1338] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1341] ret = __VERIFIER_nondet_int() [L1342] COND TRUE blastFlag == 2 [L1343] blastFlag = 3 [L1347] COND FALSE !(ret <= 0) [L1353] s->state = 4416 [L1354] s->init_num = 0 [L1602] EXPR s->s3 [L1602] EXPR (s->s3)->tmp.reuse_message [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 4400) [L1163] EXPR s->state [L1163] COND FALSE !(s->state == 4401) [L1166] EXPR s->state [L1166] COND TRUE s->state == 4416 [L1358] ret = __VERIFIER_nondet_int() [L1359] COND TRUE blastFlag == 3 [L1360] blastFlag = 4 [L1364] COND FALSE !(ret <= 0) [L1369] s->state = 4432 [L1370] s->init_num = 0 [L1371] COND FALSE !(! tmp___6) [L1602] EXPR s->s3 [L1602] EXPR (s->s3)->tmp.reuse_message [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 4400) [L1163] EXPR s->state [L1163] COND FALSE !(s->state == 4401) [L1166] EXPR s->state [L1166] COND FALSE !(s->state == 4416) [L1169] EXPR s->state [L1169] COND FALSE !(s->state == 4417) [L1172] EXPR s->state [L1172] COND TRUE s->state == 4432 [L1380] ret = __VERIFIER_nondet_int() [L1381] COND TRUE blastFlag == 4 [L3] __assert_fail("0", "s3_clnt.blast.03.i.cil-1.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 130 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNKNOWN, OverallTime: 905.3s, OverallIterations: 3, TraceHistogramMax: 5, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 500 SDtfs, 806 SDslu, 675 SDs, 0 SdLazy, 57 SolverSat, 26 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 164 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=512occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 16630 SizeOfPredicates, 1 NumberOfNonLiveVariables, 301 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 66/66 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...