./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db03244f437c604118fe4e6b7fad5fed51908f88ca97b14f50d7801b4370610e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:41:38,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:38,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:38,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:38,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:38,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:38,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:38,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:38,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:38,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:38,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:38,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:38,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:38,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:38,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:38,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:38,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:38,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:38,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:38,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:38,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:38,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:38,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:38,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:38,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:38,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:38,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:38,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:38,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:38,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:38,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:38,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:38,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:38,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:38,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:38,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:38,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:38,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:38,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:38,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:38,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:38,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:38,715 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:38,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:38,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:38,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:38,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:38,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:38,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:38,723 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:38,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:38,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:38,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:38,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:38,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:38,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:38,725 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:38,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:38,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:38,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:38,726 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:38,726 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:38,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:38,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:38,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:38,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:38,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:38,728 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:38,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:38,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:38,730 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_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db03244f437c604118fe4e6b7fad5fed51908f88ca97b14f50d7801b4370610e [2022-10-17 16:41:38,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:39,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:39,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:39,012 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:39,014 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:39,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2022-10-17 16:41:39,077 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/data/36128a708/a3e401c4924e4c0bba3220f7440179c0/FLAGb97050f7c [2022-10-17 16:41:39,538 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:39,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2022-10-17 16:41:39,552 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/data/36128a708/a3e401c4924e4c0bba3220f7440179c0/FLAGb97050f7c [2022-10-17 16:41:39,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/data/36128a708/a3e401c4924e4c0bba3220f7440179c0 [2022-10-17 16:41:39,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:39,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:39,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:39,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:39,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:39,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@109b029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:39, skipping insertion in model container [2022-10-17 16:41:39,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:39" (1/1) ... [2022-10-17 16:41:39,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:39,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:40,356 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_c4705a21-0e2c-4880-a842-b1ea70139b06/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c[9243,9256] [2022-10-17 16:41:40,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:40,490 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:40,571 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_c4705a21-0e2c-4880-a842-b1ea70139b06/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c[9243,9256] [2022-10-17 16:41:40,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:40,620 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:40,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40 WrapperNode [2022-10-17 16:41:40,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:40,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:40,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:40,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:40,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,702 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 744 [2022-10-17 16:41:40,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:40,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:40,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:40,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:40,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,751 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:40,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:40,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:40,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:40,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:40" (1/1) ... [2022-10-17 16:41:40,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:40,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:40,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:40,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4705a21-0e2c-4880-a842-b1ea70139b06/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:40,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:40,972 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:40,988 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:41,949 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:42,181 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:42,181 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:41:42,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:42 BoogieIcfgContainer [2022-10-17 16:41:42,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:42,186 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:42,186 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:42,197 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:42,198 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:42" (1/1) ... [2022-10-17 16:41:42,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:42,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 127 states and 221 transitions. [2022-10-17 16:41:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 221 transitions. [2022-10-17 16:41:42,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:41:42,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:42,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:43,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:43,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 139 states and 243 transitions. [2022-10-17 16:41:43,453 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 243 transitions. [2022-10-17 16:41:43,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:41:43,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:43,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:43,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:43,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:43,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 140 states and 244 transitions. [2022-10-17 16:41:43,836 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 244 transitions. [2022-10-17 16:41:43,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:41:43,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:43,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:44,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:44,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:44,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 146 states and 255 transitions. [2022-10-17 16:41:44,562 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 255 transitions. [2022-10-17 16:41:44,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:41:44,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:44,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 147 states and 256 transitions. [2022-10-17 16:41:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 256 transitions. [2022-10-17 16:41:44,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:41:44,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:44,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:45,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:45,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 136 states and 236 transitions. [2022-10-17 16:41:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 236 transitions. [2022-10-17 16:41:45,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:41:45,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:45,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:45,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 146 states and 255 transitions. [2022-10-17 16:41:46,088 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 255 transitions. [2022-10-17 16:41:46,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:41:46,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 143 states and 249 transitions. [2022-10-17 16:41:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 249 transitions. [2022-10-17 16:41:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:41:46,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 144 states and 250 transitions. [2022-10-17 16:41:46,483 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 250 transitions. [2022-10-17 16:41:46,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:41:46,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:46,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:46,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 235 transitions. [2022-10-17 16:41:46,671 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 235 transitions. [2022-10-17 16:41:46,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:41:46,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:46,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:46,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:48,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 140 states and 240 transitions. [2022-10-17 16:41:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 240 transitions. [2022-10-17 16:41:48,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:41:48,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:48,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:48,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 141 states and 241 transitions. [2022-10-17 16:41:48,691 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 241 transitions. [2022-10-17 16:41:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:41:48,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:48,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 222 transitions. [2022-10-17 16:41:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 222 transitions. [2022-10-17 16:41:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:41:48,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:51,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:51,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 130 states and 221 transitions. [2022-10-17 16:41:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 221 transitions. [2022-10-17 16:41:51,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:41:51,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:51,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:51,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 127 states and 215 transitions. [2022-10-17 16:41:51,998 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 215 transitions. [2022-10-17 16:41:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:41:51,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:51,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:52,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:55,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 127 states and 214 transitions. [2022-10-17 16:41:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 214 transitions. [2022-10-17 16:41:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:41:55,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:55,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat