./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/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 31d31f19d6102d681e76882a8d8f65cc05410b48 ............................................................................................................................................................................................................................................................................................................................................................................................. 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_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/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 31d31f19d6102d681e76882a8d8f65cc05410b48 .................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:31:11,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:31:11,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:31:11,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:31:11,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:31:11,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:31:11,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:31:11,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:31:11,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:31:11,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:31:11,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:31:11,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:31:11,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:31:11,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:31:11,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:31:11,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:31:11,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:31:11,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:31:11,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:31:11,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:31:11,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:31:11,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:31:11,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:31:11,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:31:11,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:31:11,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:31:11,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:31:11,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:31:11,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:31:11,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:31:11,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:31:11,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:31:11,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:31:11,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:31:11,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:31:11,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:31:11,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:31:11,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:31:11,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:31:11,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:31:11,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:31:11,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 16:31:11,805 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:31:11,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:31:11,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:31:11,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:31:11,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:31:11,808 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:31:11,809 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:31:11,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:31:11,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:31:11,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:31:11,811 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:31:11,811 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:31:11,811 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:31:11,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:31:11,812 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:31:11,812 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:31:11,812 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:31:11,812 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:31:11,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:31:11,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:31:11,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:31:11,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:31:11,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:31:11,814 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:31:11,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:31:11,814 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_07196a3d-3c05-46f9-86c9-31fd7ef84614/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d31f19d6102d681e76882a8d8f65cc05410b48 [2020-12-01 16:31:12,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:31:12,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:31:12,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:31:12,191 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:31:12,197 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:31:12,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2020-12-01 16:31:12,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data/d3d9fcbd4/2def4ad1f45f4e04af87a74c1dc11431/FLAGb7ab58443 [2020-12-01 16:31:13,175 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:31:13,176 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2020-12-01 16:31:13,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data/d3d9fcbd4/2def4ad1f45f4e04af87a74c1dc11431/FLAGb7ab58443 [2020-12-01 16:31:13,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data/d3d9fcbd4/2def4ad1f45f4e04af87a74c1dc11431 [2020-12-01 16:31:13,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:31:13,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:31:13,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:31:13,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:31:13,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:31:13,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:31:13" (1/1) ... [2020-12-01 16:31:13,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d966ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:13, skipping insertion in model container [2020-12-01 16:31:13,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:31:13" (1/1) ... [2020-12-01 16:31:13,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:31:13,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:31:15,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:31:15,754 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:31:15,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:31:16,601 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:31:16,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16 WrapperNode [2020-12-01 16:31:16,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:31:16,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:31:16,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:31:16,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:31:16,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:16,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:16,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:31:16,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:31:16,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:31:16,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:31:16,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:16,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:16,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:16,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:16,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:17,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:17,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... [2020-12-01 16:31:17,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:31:17,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:31:17,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:31:17,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:31:17,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/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 [2020-12-01 16:31:17,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:31:17,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-01 16:31:17,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:31:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:31:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:31:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:31:17,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:31:17,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 16:31:17,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:31:17,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:31:17,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 16:31:17,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:31:17,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:31:34,721 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:31:34,722 INFO L298 CfgBuilder]: Removed 745 assume(true) statements. [2020-12-01 16:31:34,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:31:34 BoogieIcfgContainer [2020-12-01 16:31:34,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:31:34,727 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:31:34,728 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:31:34,739 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:31:34,739 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:31:34" (1/1) ... [2020-12-01 16:31:34,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:31:34,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:34,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 781 states and 916 transitions. [2020-12-01 16:31:34,858 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 916 transitions. [2020-12-01 16:31:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 16:31:34,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:35,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:37,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:37,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 780 states and 915 transitions. [2020-12-01 16:31:37,927 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 915 transitions. [2020-12-01 16:31:37,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 16:31:37,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:41,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:41,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 779 states and 914 transitions. [2020-12-01 16:31:41,239 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 914 transitions. [2020-12-01 16:31:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 16:31:41,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:41,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:41,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 778 states and 913 transitions. [2020-12-01 16:31:41,374 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 913 transitions. [2020-12-01 16:31:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 16:31:41,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:41,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:41,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 777 states and 912 transitions. [2020-12-01 16:31:41,690 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 912 transitions. [2020-12-01 16:31:41,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:31:41,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:41,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:44,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:44,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 776 states and 911 transitions. [2020-12-01 16:31:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 911 transitions. [2020-12-01 16:31:44,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:31:44,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:44,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:47,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 778 states and 913 transitions. [2020-12-01 16:31:47,785 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 913 transitions. [2020-12-01 16:31:47,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:31:47,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:48,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:48,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 780 states and 915 transitions. [2020-12-01 16:31:48,546 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 915 transitions. [2020-12-01 16:31:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:31:48,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:48,784 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:49,458 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 16:31:49,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:49,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 782 states and 917 transitions. [2020-12-01 16:31:49,506 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 917 transitions. [2020-12-01 16:31:49,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:31:49,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:49,792 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:50,151 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-01 16:31:50,421 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-12-01 16:31:50,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:50,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 784 states and 919 transitions. [2020-12-01 16:31:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 919 transitions. [2020-12-01 16:31:50,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:31:50,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:50,770 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:51,233 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:31:51,546 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:31:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:51,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 786 states and 921 transitions. [2020-12-01 16:31:51,588 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 921 transitions. [2020-12-01 16:31:51,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:31:51,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:51,846 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:52,280 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-01 16:31:52,651 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 16:31:52,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:52,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 788 states and 923 transitions. [2020-12-01 16:31:52,694 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 923 transitions. [2020-12-01 16:31:52,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:31:52,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:53,457 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-01 16:31:53,856 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-01 16:31:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:53,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 790 states and 925 transitions. [2020-12-01 16:31:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 925 transitions. [2020-12-01 16:31:53,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 16:31:53,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:54,207 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:54,426 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 22 [2020-12-01 16:31:54,857 WARN L197 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-12-01 16:31:55,326 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-12-01 16:31:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 792 states and 927 transitions. [2020-12-01 16:31:55,371 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 927 transitions. [2020-12-01 16:31:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:31:55,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:55,660 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:55,903 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 22 [2020-12-01 16:31:56,383 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-12-01 16:31:57,035 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-12-01 16:31:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:57,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 794 states and 929 transitions. [2020-12-01 16:31:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 929 transitions. [2020-12-01 16:31:57,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 16:31:57,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:31:57,689 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 22 [2020-12-01 16:31:58,111 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-12-01 16:31:58,638 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-12-01 16:31:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:31:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 796 states and 931 transitions. [2020-12-01 16:31:58,684 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 931 transitions. [2020-12-01 16:31:58,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 16:31:58,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:31:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:31:59,651 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:01,029 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 26 [2020-12-01 16:32:01,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:01,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 794 states and 928 transitions. [2020-12-01 16:32:01,287 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 928 transitions. [2020-12-01 16:32:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:32:01,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:01,964 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-12-01 16:32:11,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 793 states and 927 transitions. [2020-12-01 16:32:11,367 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 927 transitions. [2020-12-01 16:32:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:32:11,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:12,913 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-12-01 16:32:24,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:24,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 795 states and 929 transitions. [2020-12-01 16:32:24,036 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 929 transitions. [2020-12-01 16:32:24,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:32:24,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:24,116 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-12-01 16:32:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 794 states and 928 transitions. [2020-12-01 16:32:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 928 transitions. [2020-12-01 16:32:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:32:24,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:24,881 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 19 [2020-12-01 16:32:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 82 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:32:29,988 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2020-12-01 16:32:35,876 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2020-12-01 16:32:40,898 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2020-12-01 16:32:42,280 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2020-12-01 16:32:43,702 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2020-12-01 16:32:45,898 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-01 16:32:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:48,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 795 states and 929 transitions. [2020-12-01 16:32:48,563 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 929 transitions. [2020-12-01 16:32:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 16:32:48,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:32:48,640 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-12-01 16:32:49,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:32:49,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 791 states and 924 transitions. [2020-12-01 16:32:49,612 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 924 transitions. [2020-12-01 16:32:49,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 16:32:49,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:32:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:32:50,625 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:32:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:32:51,099 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:33:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-12-01 16:33:01,582 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) 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) [2020-12-01 16:33:01,587 INFO L168 Benchmark]: Toolchain (without parser) took 107834.75 ms. Allocated memory was 83.9 MB in the beginning and 373.3 MB in the end (delta: 289.4 MB). Free memory was 47.9 MB in the beginning and 243.1 MB in the end (delta: -195.2 MB). Peak memory consumption was 95.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:01,588 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 83.9 MB. Free memory was 43.1 MB in the beginning and 43.1 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:33:01,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2848.68 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 47.8 MB in the beginning and 55.8 MB in the end (delta: -8.0 MB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:01,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.98 ms. Allocated memory is still 125.8 MB. Free memory was 55.8 MB in the beginning and 39.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:01,590 INFO L168 Benchmark]: Boogie Preprocessor took 208.76 ms. Allocated memory is still 125.8 MB. Free memory was 39.0 MB in the beginning and 80.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:01,591 INFO L168 Benchmark]: RCFGBuilder took 17662.59 ms. Allocated memory was 125.8 MB in the beginning and 257.9 MB in the end (delta: 132.1 MB). Free memory was 80.0 MB in the beginning and 62.3 MB in the end (delta: 17.7 MB). Peak memory consumption was 149.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:01,591 INFO L168 Benchmark]: CodeCheck took 86858.06 ms. Allocated memory was 257.9 MB in the beginning and 373.3 MB in the end (delta: 115.3 MB). Free memory was 62.3 MB in the beginning and 243.1 MB in the end (delta: -180.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:33:01,595 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 83.9 MB. Free memory was 43.1 MB in the beginning and 43.1 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2848.68 ms. Allocated memory was 83.9 MB in the beginning and 125.8 MB in the end (delta: 41.9 MB). Free memory was 47.8 MB in the beginning and 55.8 MB in the end (delta: -8.0 MB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 250.98 ms. Allocated memory is still 125.8 MB. Free memory was 55.8 MB in the beginning and 39.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 208.76 ms. Allocated memory is still 125.8 MB. Free memory was 39.0 MB in the beginning and 80.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 17662.59 ms. Allocated memory was 125.8 MB in the beginning and 257.9 MB in the end (delta: 132.1 MB). Free memory was 80.0 MB in the beginning and 62.3 MB in the end (delta: 17.7 MB). Peak memory consumption was 149.7 MB. Max. memory is 16.1 GB. * CodeCheck took 86858.06 ms. Allocated memory was 257.9 MB in the beginning and 373.3 MB in the end (delta: 115.3 MB). Free memory was 62.3 MB in the beginning and 243.1 MB in the end (delta: -180.9 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:33:04,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:33:04,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:33:04,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:33:04,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:33:04,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:33:04,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:33:04,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:33:04,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:33:04,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:33:04,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:33:04,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:33:04,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:33:04,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:33:04,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:33:04,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:33:04,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:33:04,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:33:04,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:33:04,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:33:04,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:33:04,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:33:04,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:33:04,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:33:04,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:33:04,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:33:04,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:33:04,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:33:04,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:33:04,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:33:04,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:33:04,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:33:04,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:33:04,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:33:04,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:33:04,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:33:04,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:33:04,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:33:04,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:33:04,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:33:04,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:33:04,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-12-01 16:33:04,374 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:33:04,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:33:04,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:33:04,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:33:04,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:33:04,379 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:33:04,379 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:33:04,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:33:04,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:33:04,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:33:04,381 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:33:04,381 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:33:04,381 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:33:04,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:33:04,382 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:33:04,382 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:33:04,382 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:33:04,382 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:33:04,383 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:33:04,383 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:33:04,383 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:33:04,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:33:04,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:33:04,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:33:04,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:33:04,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:33:04,384 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:33:04,385 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:33:04,385 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:33:04,385 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:33:04,385 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_07196a3d-3c05-46f9-86c9-31fd7ef84614/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d31f19d6102d681e76882a8d8f65cc05410b48 [2020-12-01 16:33:04,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:33:04,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:33:04,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:33:04,856 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:33:04,857 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:33:04,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2020-12-01 16:33:04,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data/71909a717/2d3b14ec6b2f4aefb2095f4384708cac/FLAG3f94ed093 [2020-12-01 16:33:05,758 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:33:05,759 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2020-12-01 16:33:05,796 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data/71909a717/2d3b14ec6b2f4aefb2095f4384708cac/FLAG3f94ed093 [2020-12-01 16:33:05,832 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/bin/ukojak/data/71909a717/2d3b14ec6b2f4aefb2095f4384708cac [2020-12-01 16:33:05,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:33:05,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:33:05,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:33:05,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:33:05,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:33:05,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:33:05" (1/1) ... [2020-12-01 16:33:05,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3264bdf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:05, skipping insertion in model container [2020-12-01 16:33:05,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:33:05" (1/1) ... [2020-12-01 16:33:05,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:33:05,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:33:07,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:33:07,853 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-01 16:33:07,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:33:08,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:33:08,090 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:33:08,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:33:08,853 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:33:08,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08 WrapperNode [2020-12-01 16:33:08,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:33:08,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:33:08,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:33:08,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:33:08,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:08,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:09,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:33:09,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:33:09,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:33:09,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:33:09,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:09,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:09,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:09,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:09,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:09,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:09,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... [2020-12-01 16:33:09,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:33:09,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:33:09,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:33:09,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:33:09,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:33:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_07196a3d-3c05-46f9-86c9-31fd7ef84614/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 [2020-12-01 16:33:09,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:33:09,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2020-12-01 16:33:09,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:33:09,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 16:33:09,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:33:09,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:33:09,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:33:09,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:33:09,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-01 16:33:09,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:33:09,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-12-01 16:33:09,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 16:33:09,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:33:09,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:33:09,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-01 16:33:09,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-01 16:33:09,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-12-01 16:33:09,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:33:09,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 16:33:09,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-12-01 16:33:52,845 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:33:52,845 INFO L298 CfgBuilder]: Removed 745 assume(true) statements. [2020-12-01 16:33:52,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:33:52 BoogieIcfgContainer [2020-12-01 16:33:52,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:33:52,856 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:33:52,856 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:33:52,867 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:33:52,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:33:52" (1/1) ... [2020-12-01 16:33:52,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:33:52,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:33:52,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 781 states and 916 transitions. [2020-12-01 16:33:52,949 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 916 transitions. [2020-12-01 16:33:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 16:33:52,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:33:52,995 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) [2020-12-01 16:33:53,001 INFO L168 Benchmark]: Toolchain (without parser) took 47159.48 ms. Allocated memory was 58.7 MB in the beginning and 444.6 MB in the end (delta: 385.9 MB). Free memory was 33.4 MB in the beginning and 356.5 MB in the end (delta: -323.0 MB). Peak memory consumption was 62.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:53,002 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 58.7 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:33:53,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3013.71 ms. Allocated memory was 58.7 MB in the beginning and 98.6 MB in the end (delta: 39.8 MB). Free memory was 33.3 MB in the beginning and 38.3 MB in the end (delta: -5.0 MB). Peak memory consumption was 47.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:53,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 301.07 ms. Allocated memory is still 98.6 MB. Free memory was 38.3 MB in the beginning and 60.3 MB in the end (delta: -22.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:53,004 INFO L168 Benchmark]: Boogie Preprocessor took 155.55 ms. Allocated memory is still 98.6 MB. Free memory was 60.3 MB in the beginning and 47.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:53,005 INFO L168 Benchmark]: RCFGBuilder took 43538.81 ms. Allocated memory was 98.6 MB in the beginning and 444.6 MB in the end (delta: 346.0 MB). Free memory was 47.0 MB in the beginning and 362.9 MB in the end (delta: -315.9 MB). Peak memory consumption was 219.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:53,006 INFO L168 Benchmark]: CodeCheck took 142.82 ms. Allocated memory is still 444.6 MB. Free memory was 362.9 MB in the beginning and 356.5 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:33:53,009 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 0.28 ms. Allocated memory is still 58.7 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3013.71 ms. Allocated memory was 58.7 MB in the beginning and 98.6 MB in the end (delta: 39.8 MB). Free memory was 33.3 MB in the beginning and 38.3 MB in the end (delta: -5.0 MB). Peak memory consumption was 47.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 301.07 ms. Allocated memory is still 98.6 MB. Free memory was 38.3 MB in the beginning and 60.3 MB in the end (delta: -22.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 155.55 ms. Allocated memory is still 98.6 MB. Free memory was 60.3 MB in the beginning and 47.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 43538.81 ms. Allocated memory was 98.6 MB in the beginning and 444.6 MB in the end (delta: 346.0 MB). Free memory was 47.0 MB in the beginning and 362.9 MB in the end (delta: -315.9 MB). Peak memory consumption was 219.4 MB. Max. memory is 16.1 GB. * CodeCheck took 142.82 ms. Allocated memory is still 444.6 MB. Free memory was 362.9 MB in the beginning and 356.5 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...