./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ --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 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:36:48,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:36:48,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:36:49,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:36:49,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:36:49,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:36:49,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:36:49,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:36:49,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:36:49,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:36:49,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:36:49,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:36:49,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:36:49,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:36:49,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:36:49,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:36:49,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:36:49,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:36:49,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:36:49,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:36:49,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:36:49,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:36:49,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:36:49,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:36:49,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:36:49,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:36:49,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:36:49,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:36:49,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:36:49,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:36:49,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:36:49,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:36:49,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:36:49,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:36:49,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:36:49,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:36:49,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:36:49,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:36:49,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:36:49,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:36:49,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:36:49,087 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:36:49,129 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:36:49,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:36:49,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:36:49,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:36:49,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:36:49,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:36:49,133 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:36:49,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:36:49,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:36:49,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:36:49,141 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:36:49,141 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:36:49,141 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:36:49,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:36:49,142 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:36:49,142 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:36:49,142 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:36:49,143 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:36:49,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:36:49,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:36:49,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:36:49,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:36:49,144 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:36:49,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:36:49,144 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_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de [2021-11-23 01:36:49,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:36:49,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:36:49,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:36:49,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:36:49,499 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:36:49,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2021-11-23 01:36:49,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data/81e52dd3f/d1486f64dd354f99ba0b63cc84db6a68/FLAG223c1baea [2021-11-23 01:36:50,349 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:36:50,349 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2021-11-23 01:36:50,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data/81e52dd3f/d1486f64dd354f99ba0b63cc84db6a68/FLAG223c1baea [2021-11-23 01:36:50,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data/81e52dd3f/d1486f64dd354f99ba0b63cc84db6a68 [2021-11-23 01:36:50,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:36:50,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:36:50,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:36:50,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:36:50,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:36:50,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:36:50" (1/1) ... [2021-11-23 01:36:50,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ea4b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:50, skipping insertion in model container [2021-11-23 01:36:50,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:36:50" (1/1) ... [2021-11-23 01:36:50,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:36:50,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:36:50,861 WARN L230 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_6c2772ae-20af-4887-96a3-f5c31694ecf2/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2021-11-23 01:36:52,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:36:52,087 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:36:52,129 WARN L230 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_6c2772ae-20af-4887-96a3-f5c31694ecf2/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2021-11-23 01:36:52,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:36:52,573 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:36:52,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52 WrapperNode [2021-11-23 01:36:52,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:36:52,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:36:52,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:36:52,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:36:52,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:52,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:52,807 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 201, calls inlined = 255, statements flattened = 1884 [2021-11-23 01:36:52,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:36:52,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:36:52,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:36:52,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:36:52,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:52,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:52,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:52,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:52,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:52,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:53,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:53,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:36:53,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:36:53,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:36:53,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:36:53,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:52" (1/1) ... [2021-11-23 01:36:53,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:36:53,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:36:53,078 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:36:53,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:36:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:36:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:36:53,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:36:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:36:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:36:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:36:53,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:36:53,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:36:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:36:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:36:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:36:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:36:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:36:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:36:53,616 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:36:53,618 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:36:56,382 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:36:56,882 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:36:56,882 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 01:36:56,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:36:56 BoogieIcfgContainer [2021-11-23 01:36:56,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:36:56,888 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:36:56,888 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:36:56,898 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:36:56,899 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:36:56" (1/1) ... [2021-11-23 01:36:56,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:36:57,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:57,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 572 states and 650 transitions. [2021-11-23 01:36:57,029 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 650 transitions. [2021-11-23 01:36:57,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:36:57,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:57,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:57,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:58,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 571 states and 649 transitions. [2021-11-23 01:36:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 649 transitions. [2021-11-23 01:36:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:36:58,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:58,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:58,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:59,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:59,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 570 states and 648 transitions. [2021-11-23 01:36:59,435 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 648 transitions. [2021-11-23 01:36:59,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:36:59,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:59,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:59,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:59,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 569 states and 647 transitions. [2021-11-23 01:36:59,533 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 647 transitions. [2021-11-23 01:36:59,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:36:59,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:59,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:59,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 568 states and 646 transitions. [2021-11-23 01:36:59,751 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 646 transitions. [2021-11-23 01:36:59,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:36:59,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:59,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:59,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:00,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 567 states and 645 transitions. [2021-11-23 01:37:00,699 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 645 transitions. [2021-11-23 01:37:00,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:37:00,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:00,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:00,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:01,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:01,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 569 states and 647 transitions. [2021-11-23 01:37:01,983 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 647 transitions. [2021-11-23 01:37:01,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:37:01,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:01,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:02,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:02,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:02,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 568 states and 646 transitions. [2021-11-23 01:37:02,645 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 646 transitions. [2021-11-23 01:37:02,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:37:02,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:02,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:03,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:03,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 569 states and 647 transitions. [2021-11-23 01:37:03,086 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 647 transitions. [2021-11-23 01:37:03,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:37:03,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:03,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:37:05,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:05,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 571 states and 652 transitions. [2021-11-23 01:37:05,124 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 652 transitions. [2021-11-23 01:37:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:37:05,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:05,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:05,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 573 states and 654 transitions. [2021-11-23 01:37:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 654 transitions. [2021-11-23 01:37:05,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:37:05,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:05,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:05,808 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:06,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:06,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 575 states and 656 transitions. [2021-11-23 01:37:06,308 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 656 transitions. [2021-11-23 01:37:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:37:06,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:06,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:06,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:37:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:09,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 577 states and 658 transitions. [2021-11-23 01:37:09,851 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 658 transitions. [2021-11-23 01:37:09,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:37:09,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:09,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:09,972 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:37:10,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 576 states and 657 transitions. [2021-11-23 01:37:10,058 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 657 transitions. [2021-11-23 01:37:10,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:37:10,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:37:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 577 states and 660 transitions. [2021-11-23 01:37:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 660 transitions. [2021-11-23 01:37:10,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:37:10,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,477 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:37:10,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 576 states and 659 transitions. [2021-11-23 01:37:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 659 transitions. [2021-11-23 01:37:10,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:37:10,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:10,750 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:37:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 577 states and 660 transitions. [2021-11-23 01:37:11,100 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 660 transitions. [2021-11-23 01:37:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:37:11,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:37:11,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 571 states and 649 transitions. [2021-11-23 01:37:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 649 transitions. [2021-11-23 01:37:11,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:37:11,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,554 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 573 states and 650 transitions. [2021-11-23 01:37:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 650 transitions. [2021-11-23 01:37:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:37:12,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:12,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 575 states and 652 transitions. [2021-11-23 01:37:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 652 transitions. [2021-11-23 01:37:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:37:12,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:13,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:13,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 577 states and 654 transitions. [2021-11-23 01:37:13,817 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 654 transitions. [2021-11-23 01:37:13,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:13,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:13,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:14,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:14,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 579 states and 656 transitions. [2021-11-23 01:37:14,677 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 656 transitions. [2021-11-23 01:37:14,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:37:14,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:14,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:14,855 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:15,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 581 states and 658 transitions. [2021-11-23 01:37:15,562 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 658 transitions. [2021-11-23 01:37:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:37:15,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:16,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 583 states and 659 transitions. [2021-11-23 01:37:16,302 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 659 transitions. [2021-11-23 01:37:16,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:37:16,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:37:16,518 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:37:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:37:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:37:27,049 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:487) 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) [2021-11-23 01:37:27,054 INFO L158 Benchmark]: Toolchain (without parser) took 36559.51ms. Allocated memory was 83.9MB in the beginning and 266.3MB in the end (delta: 182.5MB). Free memory was 46.1MB in the beginning and 143.4MB in the end (delta: -97.3MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. [2021-11-23 01:37:27,055 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 83.9MB. Free memory was 63.9MB in the beginning and 63.9MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:27,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2078.24ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 45.7MB in the beginning and 55.9MB in the end (delta: -10.2MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-11-23 01:37:27,056 INFO L158 Benchmark]: Boogie Procedure Inliner took 233.39ms. Allocated memory is still 104.9MB. Free memory was 55.9MB in the beginning and 42.9MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:37:27,057 INFO L158 Benchmark]: Boogie Preprocessor took 224.23ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 42.9MB in the beginning and 89.0MB in the end (delta: -46.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 01:37:27,058 INFO L158 Benchmark]: RCFGBuilder took 3852.96ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 89.0MB in the beginning and 55.2MB in the end (delta: 33.8MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. [2021-11-23 01:37:27,059 INFO L158 Benchmark]: CodeCheck took 30164.09ms. Allocated memory was 184.5MB in the beginning and 266.3MB in the end (delta: 81.8MB). Free memory was 55.2MB in the beginning and 143.4MB in the end (delta: -88.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:27,063 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:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 83.9MB. Free memory was 63.9MB in the beginning and 63.9MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2078.24ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 45.7MB in the beginning and 55.9MB in the end (delta: -10.2MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 233.39ms. Allocated memory is still 104.9MB. Free memory was 55.9MB in the beginning and 42.9MB in the end (delta: 13.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 224.23ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 42.9MB in the beginning and 89.0MB in the end (delta: -46.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3852.96ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 89.0MB in the beginning and 55.2MB in the end (delta: 33.8MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. * CodeCheck took 30164.09ms. Allocated memory was 184.5MB in the beginning and 266.3MB in the end (delta: 81.8MB). Free memory was 55.2MB in the beginning and 143.4MB in the end (delta: -88.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:37:27,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ --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 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:29,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:29,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:29,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:29,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:29,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:29,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:29,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:29,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:29,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:29,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:29,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:29,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:29,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:29,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:29,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:29,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:29,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:29,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:29,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:29,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:29,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:29,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:29,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:29,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:29,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:29,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:29,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:29,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:29,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:29,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:29,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:29,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:29,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:29,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:29,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:29,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:29,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:29,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:29,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:29,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:29,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 01:37:29,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:29,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:29,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:29,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:29,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:29,749 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:29,750 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:37:29,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:37:29,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:29,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:29,751 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:37:29,752 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:37:29,752 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:37:29,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:29,752 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:37:29,753 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:37:29,753 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:37:29,753 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:29,753 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:29,754 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:29,754 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:29,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:29,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:29,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:29,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:29,755 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:37:29,755 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:37:29,756 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:37:29,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:37:29,756 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_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de [2021-11-23 01:37:30,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:30,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:30,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:30,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:30,243 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:30,245 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2021-11-23 01:37:30,330 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data/b45458bfe/07858c1ea080438fac58230853a3f729/FLAG25f00be80 [2021-11-23 01:37:31,209 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:31,210 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2021-11-23 01:37:31,247 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data/b45458bfe/07858c1ea080438fac58230853a3f729/FLAG25f00be80 [2021-11-23 01:37:31,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/data/b45458bfe/07858c1ea080438fac58230853a3f729 [2021-11-23 01:37:31,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:31,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:31,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:31,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:31,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:31,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:31" (1/1) ... [2021-11-23 01:37:31,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f18eb75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:31, skipping insertion in model container [2021-11-23 01:37:31,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:31" (1/1) ... [2021-11-23 01:37:31,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:31,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:31,631 WARN L230 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_6c2772ae-20af-4887-96a3-f5c31694ecf2/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2021-11-23 01:37:33,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:33,442 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 01:37:33,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:33,475 WARN L230 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_6c2772ae-20af-4887-96a3-f5c31694ecf2/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2021-11-23 01:37:33,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:33,724 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:33,736 WARN L230 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_6c2772ae-20af-4887-96a3-f5c31694ecf2/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2021-11-23 01:37:33,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:34,172 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:34,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34 WrapperNode [2021-11-23 01:37:34,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:34,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:34,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:34,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:34,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,463 INFO L137 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 201, calls inlined = 255, statements flattened = 1821 [2021-11-23 01:37:34,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:34,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:34,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:34,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:34,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:34,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:34,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:34,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:34,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,672 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:34,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:34,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:34,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:34,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:37:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 01:37:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:37:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 01:37:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:37:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:37:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:34,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 01:37:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:37:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 01:37:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:37:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:37:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:37:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 01:37:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 01:37:34,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 01:37:34,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:37:34,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:37:34,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 01:37:35,258 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:35,260 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:44,111 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:44,736 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:44,736 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 01:37:44,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:44 BoogieIcfgContainer [2021-11-23 01:37:44,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:44,748 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:44,749 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:44,758 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:44,759 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:44" (1/1) ... [2021-11-23 01:37:44,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:37:44,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 572 states and 650 transitions. [2021-11-23 01:37:44,875 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 650 transitions. [2021-11-23 01:37:44,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:37:44,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,924 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:439) 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) [2021-11-23 01:37:44,930 INFO L158 Benchmark]: Toolchain (without parser) took 13646.29ms. Allocated memory was 69.2MB in the beginning and 209.7MB in the end (delta: 140.5MB). Free memory was 43.6MB in the beginning and 151.2MB in the end (delta: -107.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2021-11-23 01:37:44,931 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:37:44,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2889.94ms. Allocated memory was 69.2MB in the beginning and 107.0MB in the end (delta: 37.7MB). Free memory was 43.4MB in the beginning and 44.8MB in the end (delta: -1.3MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2021-11-23 01:37:44,939 INFO L158 Benchmark]: Boogie Procedure Inliner took 294.67ms. Allocated memory is still 107.0MB. Free memory was 44.8MB in the beginning and 57.8MB in the end (delta: -13.1MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-23 01:37:44,940 INFO L158 Benchmark]: Boogie Preprocessor took 191.12ms. Allocated memory is still 107.0MB. Free memory was 57.8MB in the beginning and 47.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:37:44,941 INFO L158 Benchmark]: RCFGBuilder took 10085.03ms. Allocated memory was 107.0MB in the beginning and 209.7MB in the end (delta: 102.8MB). Free memory was 47.3MB in the beginning and 158.6MB in the end (delta: -111.2MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. [2021-11-23 01:37:44,942 INFO L158 Benchmark]: CodeCheck took 179.14ms. Allocated memory is still 209.7MB. Free memory was 158.6MB in the beginning and 151.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:37:44,950 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 0.33ms. Allocated memory is still 69.2MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2889.94ms. Allocated memory was 69.2MB in the beginning and 107.0MB in the end (delta: 37.7MB). Free memory was 43.4MB in the beginning and 44.8MB in the end (delta: -1.3MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 294.67ms. Allocated memory is still 107.0MB. Free memory was 44.8MB in the beginning and 57.8MB in the end (delta: -13.1MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 191.12ms. Allocated memory is still 107.0MB. Free memory was 57.8MB in the beginning and 47.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10085.03ms. Allocated memory was 107.0MB in the beginning and 209.7MB in the end (delta: 102.8MB). Free memory was 47.3MB in the beginning and 158.6MB in the end (delta: -111.2MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. * CodeCheck took 179.14ms. Allocated memory is still 209.7MB. Free memory was 158.6MB in the beginning and 151.2MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:37:45,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c2772ae-20af-4887-96a3-f5c31694ecf2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared