./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-properties/list_flag-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list_flag-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI --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 4547628201bbb61f481f84914c46868091db8c6a3d0c4d8890951b495ae3c7da .............................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list_flag-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI --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 4547628201bbb61f481f84914c46868091db8c6a3d0c4d8890951b495ae3c7da ......................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:10:50,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:10:50,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:10:50,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:10:50,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:10:50,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:10:50,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:10:50,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:10:50,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:10:50,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:10:50,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:10:50,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:10:50,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:10:50,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:10:50,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:10:50,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:10:50,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:10:50,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:10:50,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:10:50,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:10:50,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:10:50,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:10:50,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:10:50,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:10:50,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:10:50,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:10:50,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:10:50,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:10:50,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:10:50,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:10:50,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:10:50,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:10:50,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:10:50,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:10:50,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:10:50,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:10:50,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:10:50,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:10:50,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:10:50,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:10:50,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:10:50,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 04:10:50,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:10:50,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:10:50,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:10:50,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:10:50,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:10:50,788 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:10:50,788 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:10:50,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:10:50,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:10:50,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:10:50,789 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:10:50,789 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:10:50,789 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:10:50,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:10:50,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:10:50,790 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:10:50,790 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:10:50,790 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:10:50,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:10:50,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:10:50,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:10:50,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:10:50,792 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:10:50,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:10:50,792 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_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4547628201bbb61f481f84914c46868091db8c6a3d0c4d8890951b495ae3c7da [2021-10-29 04:10:51,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:10:51,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:10:51,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:10:51,112 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:10:51,113 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:10:51,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/list-properties/list_flag-2.i [2021-10-29 04:10:51,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data/81961834a/6009b4111e614754af30a09c6b3c6919/FLAG8a35cef8b [2021-10-29 04:10:51,853 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:10:51,858 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/sv-benchmarks/c/list-properties/list_flag-2.i [2021-10-29 04:10:51,885 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data/81961834a/6009b4111e614754af30a09c6b3c6919/FLAG8a35cef8b [2021-10-29 04:10:52,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data/81961834a/6009b4111e614754af30a09c6b3c6919 [2021-10-29 04:10:52,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:10:52,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:10:52,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:10:52,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:10:52,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:10:52,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad92da0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52, skipping insertion in model container [2021-10-29 04:10:52,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:10:52,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:10:52,559 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/sv-benchmarks/c/list-properties/list_flag-2.i[23375,23388] [2021-10-29 04:10:52,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:10:52,572 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:10:52,648 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/sv-benchmarks/c/list-properties/list_flag-2.i[23375,23388] [2021-10-29 04:10:52,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:10:52,698 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:10:52,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52 WrapperNode [2021-10-29 04:10:52,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:10:52,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:10:52,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:10:52,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:10:52,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:10:52,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:10:52,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:10:52,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:10:52,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:10:52,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:10:52,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:10:52,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:10:52,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:10:52" (1/1) ... [2021-10-29 04:10:52,853 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:10:52,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:10:52,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:10:52,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:10:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:10:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:10:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:10:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 04:10:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:10:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 04:10:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:10:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:10:52,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:10:53,326 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:10:53,326 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-29 04:10:53,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:10:53 BoogieIcfgContainer [2021-10-29 04:10:53,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:10:53,330 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:10:53,330 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:10:53,341 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:10:53,341 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:10:53" (1/1) ... [2021-10-29 04:10:53,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:10:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:53,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2021-10-29 04:10:53,387 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2021-10-29 04:10:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 04:10:53,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:53,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:53,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:53,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2021-10-29 04:10:53,531 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2021-10-29 04:10:53,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:10:53,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:53,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:53,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:53,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:53,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2021-10-29 04:10:53,626 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2021-10-29 04:10:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:10:53,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:53,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:53,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:53,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2021-10-29 04:10:53,873 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2021-10-29 04:10:53,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:10:53,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:53,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:53,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2021-10-29 04:10:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2021-10-29 04:10:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:10:53,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:53,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:54,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:54,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 73 transitions. [2021-10-29 04:10:54,027 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2021-10-29 04:10:54,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:10:54,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:54,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 59 states and 74 transitions. [2021-10-29 04:10:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2021-10-29 04:10:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 04:10:54,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:54,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:54,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:54,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 75 transitions. [2021-10-29 04:10:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2021-10-29 04:10:54,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:10:54,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:54,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:54,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:54,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2021-10-29 04:10:54,415 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2021-10-29 04:10:54,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:10:54,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:54,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 95 transitions. [2021-10-29 04:10:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 95 transitions. [2021-10-29 04:10:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:10:54,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:54,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:54,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2021-10-29 04:10:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2021-10-29 04:10:54,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:10:54,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:54,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:54,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:54,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2021-10-29 04:10:54,764 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2021-10-29 04:10:54,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:54,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:54,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:54,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2021-10-29 04:10:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2021-10-29 04:10:54,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:54,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:54,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 106 transitions. [2021-10-29 04:10:55,108 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2021-10-29 04:10:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:55,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:55,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:55,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:55,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2021-10-29 04:10:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2021-10-29 04:10:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:55,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:55,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:55,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 113 transitions. [2021-10-29 04:10:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-10-29 04:10:55,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:55,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:55,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:55,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:55,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 110 transitions. [2021-10-29 04:10:55,736 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2021-10-29 04:10:55,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:55,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:55,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:55,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 76 states and 112 transitions. [2021-10-29 04:10:55,786 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2021-10-29 04:10:55,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:55,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:55,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:55,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:55,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2021-10-29 04:10:55,822 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2021-10-29 04:10:55,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:55,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:55,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:55,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:56,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:56,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2021-10-29 04:10:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2021-10-29 04:10:56,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:56,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:56,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:56,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:56,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 76 states and 114 transitions. [2021-10-29 04:10:56,122 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2021-10-29 04:10:56,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:10:56,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:56,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:56,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:56,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2021-10-29 04:10:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2021-10-29 04:10:56,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:10:56,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:56,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:56,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:56,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 78 states and 117 transitions. [2021-10-29 04:10:56,253 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 117 transitions. [2021-10-29 04:10:56,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:10:56,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:56,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:56,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 123 transitions. [2021-10-29 04:10:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2021-10-29 04:10:56,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:10:56,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:56,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:10:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:10:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:10:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2021-10-29 04:10:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2021-10-29 04:10:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:10:56,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:10:56,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:10:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:10:57,000 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:10:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:10:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:10:57,046 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:10:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:10:57,070 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 25 iterations. [2021-10-29 04:10:57,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:10:57 ImpRootNode [2021-10-29 04:10:57,093 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:10:57,094 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:10:57,094 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:10:57,094 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:10:57,095 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:10:53" (3/4) ... [2021-10-29 04:10:57,098 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-29 04:10:57,098 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:10:57,099 INFO L168 Benchmark]: Toolchain (without parser) took 4967.26 ms. Allocated memory was 92.3 MB in the beginning and 144.7 MB in the end (delta: 52.4 MB). Free memory was 61.7 MB in the beginning and 56.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 58.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:57,100 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 92.3 MB. Free memory is still 48.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:10:57,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.92 ms. Allocated memory was 92.3 MB in the beginning and 144.7 MB in the end (delta: 52.4 MB). Free memory was 61.5 MB in the beginning and 114.1 MB in the end (delta: -52.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:57,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.18 ms. Allocated memory is still 144.7 MB. Free memory was 114.1 MB in the beginning and 112.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:57,102 INFO L168 Benchmark]: Boogie Preprocessor took 62.56 ms. Allocated memory is still 144.7 MB. Free memory was 112.3 MB in the beginning and 110.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:57,103 INFO L168 Benchmark]: RCFGBuilder took 490.73 ms. Allocated memory is still 144.7 MB. Free memory was 110.8 MB in the beginning and 94.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:57,103 INFO L168 Benchmark]: CodeCheck took 3763.43 ms. Allocated memory is still 144.7 MB. Free memory was 94.7 MB in the beginning and 56.7 MB in the end (delta: 37.9 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:10:57,104 INFO L168 Benchmark]: Witness Printer took 3.93 ms. Allocated memory is still 144.7 MB. Free memory is still 56.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:10:57,108 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, 48 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 145401506 SDtfs, 68567094 SDslu, 88709760 SDs, 0 SdLazy, 177201120 SolverSat, 66053010 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1582 GetRequests, 1479 SyntacticMatches, 29 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1884 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 163 ConstructedInterpolants, 0 QuantifiedInterpolants, 790 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 0/0 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] int flag = __VERIFIER_nondet_int(); [L533] List p, a, t; [L534] a = (List) malloc(sizeof(struct node)) [L535] COND FALSE !(a == 0) [L536] p = a [L537] COND FALSE !(__VERIFIER_nondet_int()) [L548] p->h = 3 [L549] p = a [L550] COND TRUE \read(flag) [L551] EXPR p->h [L551] COND FALSE !(p->h == 1) [L556] EXPR p->h [L556] COND FALSE !(p->h != 3) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 92.3 MB. Free memory is still 48.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 564.92 ms. Allocated memory was 92.3 MB in the beginning and 144.7 MB in the end (delta: 52.4 MB). Free memory was 61.5 MB in the beginning and 114.1 MB in the end (delta: -52.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.18 ms. Allocated memory is still 144.7 MB. Free memory was 114.1 MB in the beginning and 112.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.56 ms. Allocated memory is still 144.7 MB. Free memory was 112.3 MB in the beginning and 110.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 490.73 ms. Allocated memory is still 144.7 MB. Free memory was 110.8 MB in the beginning and 94.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 3763.43 ms. Allocated memory is still 144.7 MB. Free memory was 94.7 MB in the beginning and 56.7 MB in the end (delta: 37.9 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. * Witness Printer took 3.93 ms. Allocated memory is still 144.7 MB. Free memory is still 56.7 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 [2021-10-29 04:10:57,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:10:59,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:10:59,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:10:59,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:10:59,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:10:59,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:10:59,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:10:59,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:10:59,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:10:59,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:10:59,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:10:59,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:10:59,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:10:59,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:10:59,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:10:59,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:10:59,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:10:59,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:10:59,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:10:59,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:10:59,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:10:59,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:10:59,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:10:59,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:10:59,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:10:59,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:10:59,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:10:59,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:10:59,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:10:59,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:10:59,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:10:59,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:10:59,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:10:59,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:10:59,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:10:59,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:10:59,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:10:59,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:10:59,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:10:59,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:10:59,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:10:59,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-10-29 04:10:59,558 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:10:59,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:10:59,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:10:59,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:10:59,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:10:59,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:10:59,560 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:10:59,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:10:59,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:10:59,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:10:59,561 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:10:59,561 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:10:59,562 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:10:59,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:10:59,562 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:10:59,562 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:10:59,563 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:10:59,563 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:10:59,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:10:59,563 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:10:59,564 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:10:59,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:10:59,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:10:59,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:10:59,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:10:59,565 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:10:59,565 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:10:59,566 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:10:59,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:10:59,566 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_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4547628201bbb61f481f84914c46868091db8c6a3d0c4d8890951b495ae3c7da [2021-10-29 04:10:59,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:10:59,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:10:59,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:10:59,970 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:10:59,980 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:10:59,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/list-properties/list_flag-2.i [2021-10-29 04:11:00,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data/5d466adb0/87b589c1269e45b6a623d05a06956545/FLAGf4f9ca1e3 [2021-10-29 04:11:00,626 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:11:00,627 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/sv-benchmarks/c/list-properties/list_flag-2.i [2021-10-29 04:11:00,641 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data/5d466adb0/87b589c1269e45b6a623d05a06956545/FLAGf4f9ca1e3 [2021-10-29 04:11:00,906 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/data/5d466adb0/87b589c1269e45b6a623d05a06956545 [2021-10-29 04:11:00,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:11:00,910 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:11:00,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:11:00,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:11:00,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:11:00,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:11:00" (1/1) ... [2021-10-29 04:11:00,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a097d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:00, skipping insertion in model container [2021-10-29 04:11:00,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:11:00" (1/1) ... [2021-10-29 04:11:00,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:11:00,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:11:01,281 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/sv-benchmarks/c/list-properties/list_flag-2.i[23375,23388] [2021-10-29 04:11:01,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:11:01,297 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:11:01,333 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/sv-benchmarks/c/list-properties/list_flag-2.i[23375,23388] [2021-10-29 04:11:01,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:11:01,367 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:11:01,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01 WrapperNode [2021-10-29 04:11:01,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:11:01,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:11:01,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:11:01,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:11:01,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:11:01,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:11:01,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:11:01,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:11:01,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:11:01,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:11:01,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:11:01,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:11:01,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:01" (1/1) ... [2021-10-29 04:11:01,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:11:01,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:11:01,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:11:01,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:11:01,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 04:11:01,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:11:01,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 04:11:01,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:11:01,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 04:11:01,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 04:11:01,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:11:01,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:11:01,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:11:02,145 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:11:02,145 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-29 04:11:02,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:11:02 BoogieIcfgContainer [2021-10-29 04:11:02,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:11:02,148 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:11:02,148 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:11:02,161 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:11:02,162 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:11:02" (1/1) ... [2021-10-29 04:11:02,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:11:02,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:02,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2021-10-29 04:11:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2021-10-29 04:11:02,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 04:11:02,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:02,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:02,269 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) 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) [2021-10-29 04:11:02,276 INFO L168 Benchmark]: Toolchain (without parser) took 1363.14 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 39.4 MB in the beginning and 70.8 MB in the end (delta: -31.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:11:02,278 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 75.5 MB. Free memory was 57.0 MB in the beginning and 57.0 MB in the end (delta: 67.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:11:02,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.54 ms. Allocated memory is still 75.5 MB. Free memory was 39.2 MB in the beginning and 51.0 MB in the end (delta: -11.8 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:02,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.52 ms. Allocated memory is still 75.5 MB. Free memory was 51.0 MB in the beginning and 49.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:02,280 INFO L168 Benchmark]: Boogie Preprocessor took 31.30 ms. Allocated memory is still 75.5 MB. Free memory was 49.1 MB in the beginning and 47.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:02,281 INFO L168 Benchmark]: RCFGBuilder took 700.29 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 47.4 MB in the beginning and 76.2 MB in the end (delta: -28.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:02,283 INFO L168 Benchmark]: CodeCheck took 124.37 ms. Allocated memory is still 98.6 MB. Free memory was 76.2 MB in the beginning and 70.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:02,292 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 0.24 ms. Allocated memory is still 75.5 MB. Free memory was 57.0 MB in the beginning and 57.0 MB in the end (delta: 67.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 456.54 ms. Allocated memory is still 75.5 MB. Free memory was 39.2 MB in the beginning and 51.0 MB in the end (delta: -11.8 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.52 ms. Allocated memory is still 75.5 MB. Free memory was 51.0 MB in the beginning and 49.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.30 ms. Allocated memory is still 75.5 MB. Free memory was 49.1 MB in the beginning and 47.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 700.29 ms. Allocated memory was 75.5 MB in the beginning and 98.6 MB in the end (delta: 23.1 MB). Free memory was 47.4 MB in the beginning and 76.2 MB in the end (delta: -28.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 16.1 GB. * CodeCheck took 124.37 ms. Allocated memory is still 98.6 MB. Free memory was 76.2 MB in the beginning and 70.8 MB in the end (delta: 5.4 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. [2021-10-29 04:11:02,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b97e0d2-63b9-49d7-99f3-de7b1e277631/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...