./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-properties/list-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ba4928d27614bbdf140b58cd6ad1ef338e79461 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ba4928d27614bbdf140b58cd6ad1ef338e79461 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:52:50,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:52:50,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:52:50,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:52:50,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:52:50,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:52:50,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:52:50,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:52:50,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:52:50,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:52:50,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:52:50,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:52:50,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:52:50,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:52:50,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:52:50,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:52:50,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:52:50,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:52:50,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:52:50,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:52:50,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:52:50,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:52:50,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:52:50,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:52:50,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:52:50,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:52:50,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:52:50,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:52:50,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:52:50,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:52:50,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:52:50,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:52:50,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:52:50,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:52:50,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:52:50,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:52:50,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:52:50,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:52:50,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:52:50,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:52:50,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:52:50,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-11-29 18:52:50,997 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:52:50,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:52:50,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:52:50,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:52:50,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:52:51,000 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:52:51,000 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:52:51,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:52:51,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:52:51,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:52:51,001 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:52:51,002 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:52:51,002 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:52:51,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:52:51,003 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:52:51,003 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:52:51,003 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:52:51,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:52:51,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:52:51,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:52:51,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:52:51,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:52:51,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:52:51,005 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 18:52:51,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:52:51,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ba4928d27614bbdf140b58cd6ad1ef338e79461 [2020-11-29 18:52:51,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:52:51,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:52:51,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:52:51,359 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:52:51,360 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:52:51,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/../../sv-benchmarks/c/list-properties/list-1.i [2020-11-29 18:52:51,450 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data/e64a7597a/974884886ab54bccab28f5f879e0984b/FLAG6f697406e [2020-11-29 18:52:52,092 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:52:52,094 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/sv-benchmarks/c/list-properties/list-1.i [2020-11-29 18:52:52,121 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data/e64a7597a/974884886ab54bccab28f5f879e0984b/FLAG6f697406e [2020-11-29 18:52:52,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data/e64a7597a/974884886ab54bccab28f5f879e0984b [2020-11-29 18:52:52,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:52:52,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:52:52,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:52:52,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:52:52,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:52:52,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:52,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b2a87ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52, skipping insertion in model container [2020-11-29 18:52:52,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:52,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:52:52,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:52:52,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:52:52,805 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:52:52,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:52:52,958 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:52:52,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52 WrapperNode [2020-11-29 18:52:52,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:52:52,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:52:52,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:52:52,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:52:52,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:52:53,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:52:53,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:52:53,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:52:53,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... [2020-11-29 18:52:53,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:52:53,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:52:53,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:52:53,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:52:53,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:52:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-11-29 18:52:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 18:52:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 18:52:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 18:52:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 18:52:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:52:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 18:52:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:52:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:52:53,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:52:53,950 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:52:53,951 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-11-29 18:52:53,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:52:53 BoogieIcfgContainer [2020-11-29 18:52:53,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:52:53,954 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:52:53,955 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:52:53,966 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:52:53,966 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:52:53" (1/1) ... [2020-11-29 18:52:53,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:52:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 58 states and 70 transitions. [2020-11-29 18:52:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2020-11-29 18:52:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-29 18:52:54,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:54,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:54,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2020-11-29 18:52:54,205 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2020-11-29 18:52:54,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-29 18:52:54,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:54,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:54,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 61 states and 73 transitions. [2020-11-29 18:52:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 73 transitions. [2020-11-29 18:52:54,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-29 18:52:54,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:54,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:54,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 64 states and 78 transitions. [2020-11-29 18:52:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2020-11-29 18:52:54,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:52:54,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:54,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:54,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2020-11-29 18:52:54,820 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2020-11-29 18:52:54,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:52:54,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:54,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:54,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2020-11-29 18:52:54,909 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2020-11-29 18:52:54,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:52:54,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:54,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:54,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2020-11-29 18:52:54,986 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2020-11-29 18:52:54,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:52:54,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:55,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 72 states and 90 transitions. [2020-11-29 18:52:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2020-11-29 18:52:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:52:55,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:55,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2020-11-29 18:52:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2020-11-29 18:52:55,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 18:52:55,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:55,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 92 transitions. [2020-11-29 18:52:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2020-11-29 18:52:55,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 18:52:55,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:55,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 79 states and 104 transitions. [2020-11-29 18:52:55,440 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2020-11-29 18:52:55,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 18:52:55,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:55,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:55,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 85 states and 117 transitions. [2020-11-29 18:52:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2020-11-29 18:52:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 18:52:55,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:55,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:55,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2020-11-29 18:52:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2020-11-29 18:52:55,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 18:52:55,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:56,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:56,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 122 transitions. [2020-11-29 18:52:56,127 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2020-11-29 18:52:56,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 18:52:56,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:56,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:56,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:56,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:56,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 87 states and 126 transitions. [2020-11-29 18:52:56,203 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2020-11-29 18:52:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 18:52:56,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:56,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:56,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 87 states and 125 transitions. [2020-11-29 18:52:56,308 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2020-11-29 18:52:56,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:52:56,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:56,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:56,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 88 states and 126 transitions. [2020-11-29 18:52:56,341 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 126 transitions. [2020-11-29 18:52:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:52:56,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:56,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:56,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2020-11-29 18:52:56,635 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2020-11-29 18:52:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:52:56,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:56,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:56,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 89 states and 130 transitions. [2020-11-29 18:52:56,665 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2020-11-29 18:52:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:52:56,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:57,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:57,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2020-11-29 18:52:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2020-11-29 18:52:57,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:52:57,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:57,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:57,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:57,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 90 states and 135 transitions. [2020-11-29 18:52:57,361 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 135 transitions. [2020-11-29 18:52:57,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 18:52:57,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:57,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 91 states and 141 transitions. [2020-11-29 18:52:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 141 transitions. [2020-11-29 18:52:57,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 18:52:57,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:57,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:58,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 92 states and 142 transitions. [2020-11-29 18:52:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2020-11-29 18:52:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 18:52:58,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:59,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:59,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 118 transitions. [2020-11-29 18:52:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 118 transitions. [2020-11-29 18:52:59,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 18:52:59,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:59,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:59,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:59,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2020-11-29 18:52:59,385 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2020-11-29 18:52:59,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 18:52:59,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:59,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 79 states and 120 transitions. [2020-11-29 18:52:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2020-11-29 18:52:59,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 18:52:59,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:59,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:52:59,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:52:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2020-11-29 18:52:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2020-11-29 18:52:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 18:52:59,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:52:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:52:59,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:00,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:00,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2020-11-29 18:53:00,492 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2020-11-29 18:53:00,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 18:53:00,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:01,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2020-11-29 18:53:01,116 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2020-11-29 18:53:01,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 18:53:01,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:01,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:01,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:01,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 62 states and 92 transitions. [2020-11-29 18:53:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2020-11-29 18:53:01,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 18:53:01,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:01,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:02,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:02,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2020-11-29 18:53:02,522 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2020-11-29 18:53:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 18:53:02,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:02,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:04,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:04,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2020-11-29 18:53:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2020-11-29 18:53:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 18:53:04,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2020-11-29 18:53:04,942 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2020-11-29 18:53:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 18:53:04,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:04,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2020-11-29 18:53:05,044 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2020-11-29 18:53:05,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 18:53:05,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:05,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:05,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2020-11-29 18:53:05,190 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2020-11-29 18:53:05,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 18:53:05,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:05,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:05,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 89 states and 132 transitions. [2020-11-29 18:53:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 132 transitions. [2020-11-29 18:53:05,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 18:53:05,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:53:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:53:05,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:05,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2020-11-29 18:53:05,936 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2020-11-29 18:53:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 18:53:05,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:53:05,948 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:53:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:53:05,962 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:53:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:53:06,026 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:53:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:53:06,041 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:53:06,083 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 37 iterations. [2020-11-29 18:53:06,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 06:53:06 ImpRootNode [2020-11-29 18:53:06,135 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 18:53:06,135 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:53:06,135 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:53:06,136 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:53:06,136 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:52:53" (3/4) ... [2020-11-29 18:53:06,140 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 18:53:06,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:53:06,155 INFO L168 Benchmark]: Toolchain (without parser) took 13786.11 ms. Allocated memory was 90.2 MB in the beginning and 237.0 MB in the end (delta: 146.8 MB). Free memory was 61.2 MB in the beginning and 134.1 MB in the end (delta: -72.9 MB). Peak memory consumption was 72.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:06,155 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 90.2 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:53:06,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.49 ms. Allocated memory is still 90.2 MB. Free memory was 61.0 MB in the beginning and 55.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:06,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.45 ms. Allocated memory is still 90.2 MB. Free memory was 55.6 MB in the beginning and 53.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:06,158 INFO L168 Benchmark]: Boogie Preprocessor took 66.50 ms. Allocated memory is still 90.2 MB. Free memory was 53.6 MB in the beginning and 52.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:53:06,159 INFO L168 Benchmark]: RCFGBuilder took 836.96 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 52.1 MB in the beginning and 65.4 MB in the end (delta: -13.4 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:06,160 INFO L168 Benchmark]: CodeCheck took 12180.25 ms. Allocated memory was 113.2 MB in the beginning and 237.0 MB in the end (delta: 123.7 MB). Free memory was 65.4 MB in the beginning and 135.2 MB in the end (delta: -69.7 MB). Peak memory consumption was 54.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:06,161 INFO L168 Benchmark]: Witness Printer took 17.24 ms. Allocated memory is still 237.0 MB. Free memory was 135.2 MB in the beginning and 134.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:53:06,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 58 locations, 26 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 12.0s, OverallIterations: 37, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -1558142972 SDtfs, -884118990 SDslu, 1922605680 SDs, 0 SdLazy, -798943826 SolverSat, 735405268 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3189 GetRequests, 2968 SyntacticMatches, 77 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8507 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 377 NumberOfCodeBlocks, 377 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 326 ConstructedInterpolants, 0 QuantifiedInterpolants, 18038 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 30 PerfectInterpolantSequences, 10/22 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 531]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 531. Possible FailurePath: [L532] List a = (List) malloc(sizeof(struct node)); [L533] COND FALSE !(a == 0) [L534] List t; [L535] List p = a; [L536] COND FALSE !(__VERIFIER_nondet_int()) [L543] COND FALSE !(__VERIFIER_nondet_int()) [L550] p->h = 3 [L551] p = a [L552] EXPR p->h [L552] COND FALSE !(p->h == 1) [L554] EXPR p->h [L554] COND FALSE !(p->h == 2) [L556] EXPR p->h [L556] COND FALSE !(p->h != 3) [L558] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 90.2 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 590.49 ms. Allocated memory is still 90.2 MB. Free memory was 61.0 MB in the beginning and 55.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.45 ms. Allocated memory is still 90.2 MB. Free memory was 55.6 MB in the beginning and 53.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.50 ms. Allocated memory is still 90.2 MB. Free memory was 53.6 MB in the beginning and 52.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 836.96 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 52.1 MB in the beginning and 65.4 MB in the end (delta: -13.4 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * CodeCheck took 12180.25 ms. Allocated memory was 113.2 MB in the beginning and 237.0 MB in the end (delta: 123.7 MB). Free memory was 65.4 MB in the beginning and 135.2 MB in the end (delta: -69.7 MB). Peak memory consumption was 54.4 MB. Max. memory is 16.1 GB. * Witness Printer took 17.24 ms. Allocated memory is still 237.0 MB. Free memory was 135.2 MB in the beginning and 134.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:53:08,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:53:08,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:53:09,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:53:09,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:53:09,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:53:09,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:53:09,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:53:09,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:53:09,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:53:09,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:53:09,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:53:09,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:53:09,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:53:09,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:53:09,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:53:09,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:53:09,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:53:09,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:53:09,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:53:09,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:53:09,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:53:09,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:53:09,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:53:09,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:53:09,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:53:09,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:53:09,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:53:09,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:53:09,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:53:09,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:53:09,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:53:09,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:53:09,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:53:09,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:53:09,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:53:09,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:53:09,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:53:09,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:53:09,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:53:09,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:53:09,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-11-29 18:53:09,159 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:53:09,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:53:09,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:53:09,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:53:09,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:53:09,164 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:53:09,164 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:53:09,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:53:09,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:53:09,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:53:09,166 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 18:53:09,166 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 18:53:09,166 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 18:53:09,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:53:09,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 18:53:09,167 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:53:09,167 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:53:09,167 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:53:09,168 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:53:09,168 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:53:09,168 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:53:09,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:53:09,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:53:09,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:53:09,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:53:09,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:53:09,170 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 18:53:09,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:53:09,170 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 18:53:09,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:53:09,171 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_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ba4928d27614bbdf140b58cd6ad1ef338e79461 [2020-11-29 18:53:09,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:53:09,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:53:09,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:53:09,616 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:53:09,617 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:53:09,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/../../sv-benchmarks/c/list-properties/list-1.i [2020-11-29 18:53:09,722 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data/1c91d7c57/a2d9d007e25c469299f6fe0d354bed69/FLAG1fb6f7fb5 [2020-11-29 18:53:10,427 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:53:10,428 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/sv-benchmarks/c/list-properties/list-1.i [2020-11-29 18:53:10,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data/1c91d7c57/a2d9d007e25c469299f6fe0d354bed69/FLAG1fb6f7fb5 [2020-11-29 18:53:10,734 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/data/1c91d7c57/a2d9d007e25c469299f6fe0d354bed69 [2020-11-29 18:53:10,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:53:10,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:53:10,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:53:10,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:53:10,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:53:10,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:53:10" (1/1) ... [2020-11-29 18:53:10,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61532585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:10, skipping insertion in model container [2020-11-29 18:53:10,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:53:10" (1/1) ... [2020-11-29 18:53:10,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:53:10,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:53:11,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:53:11,248 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:53:11,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:53:11,389 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:53:11,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11 WrapperNode [2020-11-29 18:53:11,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:53:11,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:53:11,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:53:11,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:53:11,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:53:11,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:53:11,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:53:11,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:53:11,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... [2020-11-29 18:53:11,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:53:11,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:53:11,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:53:11,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:53:11,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:53:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fe9b8680-768b-4ebf-bc38-f80d64dee891/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-11-29 18:53:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 18:53:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 18:53:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 18:53:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:53:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 18:53:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 18:53:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 18:53:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:53:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:53:12,646 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:53:12,646 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-11-29 18:53:12,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:53:12 BoogieIcfgContainer [2020-11-29 18:53:12,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:53:12,650 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:53:12,650 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:53:12,662 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:53:12,663 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:53:12" (1/1) ... [2020-11-29 18:53:12,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:53:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:53:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2020-11-29 18:53:12,721 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2020-11-29 18:53:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 18:53:12,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:53:12,776 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 18:53:12,794 INFO L168 Benchmark]: Toolchain (without parser) took 2041.43 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.6 MB in the beginning and 50.0 MB in the end (delta: -16.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:12,795 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 56.6 MB. Free memory is still 38.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:53:12,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.75 ms. Allocated memory is still 56.6 MB. Free memory was 33.4 MB in the beginning and 25.9 MB in the end (delta: 7.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:12,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.13 ms. Allocated memory is still 56.6 MB. Free memory was 25.9 MB in the beginning and 24.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:12,798 INFO L168 Benchmark]: Boogie Preprocessor took 47.75 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 23.8 MB in the beginning and 51.1 MB in the end (delta: -27.3 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:12,799 INFO L168 Benchmark]: RCFGBuilder took 1154.57 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 34.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:12,799 INFO L168 Benchmark]: CodeCheck took 142.05 ms. Allocated memory is still 69.2 MB. Free memory was 34.9 MB in the beginning and 50.0 MB in the end (delta: -15.0 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:53:12,803 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 56.6 MB. Free memory is still 38.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 634.75 ms. Allocated memory is still 56.6 MB. Free memory was 33.4 MB in the beginning and 25.9 MB in the end (delta: 7.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.13 ms. Allocated memory is still 56.6 MB. Free memory was 25.9 MB in the beginning and 24.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 47.75 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 23.8 MB in the beginning and 51.1 MB in the end (delta: -27.3 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1154.57 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 34.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 142.05 ms. Allocated memory is still 69.2 MB. Free memory was 34.9 MB in the beginning and 50.0 MB in the end (delta: -15.0 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...