./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/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 0d2234696348c57e259060be7fd705b6cb557422b7cc5a74e51b2a22fa3392bc --- 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 17:02:11,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:11,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:11,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:11,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:11,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:11,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:11,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:11,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:11,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:11,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:11,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:11,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:11,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:11,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:11,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:11,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:11,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:11,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:11,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:11,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:11,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:11,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:11,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:11,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:11,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:11,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:11,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:11,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:11,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:11,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:11,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:11,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:11,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:11,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:11,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:11,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:11,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:11,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:11,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:11,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:11,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:02:11,697 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:11,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:11,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:11,699 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:11,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:11,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:11,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:11,700 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:11,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:11,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:11,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:11,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:11,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:11,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:11,701 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:11,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:11,702 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:11,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:11,702 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:11,702 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:11,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:11,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:11,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:11,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:11,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:11,710 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:11,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:11,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:11,711 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d2234696348c57e259060be7fd705b6cb557422b7cc5a74e51b2a22fa3392bc [2022-10-17 17:02:11,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:12,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:12,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:12,024 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:12,025 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:12,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-10-17 17:02:12,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/data/b0d018191/963822d18b134fa0bd8b7070ca71c7f0/FLAG9c41b62d8 [2022-10-17 17:02:12,688 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:12,689 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-10-17 17:02:12,706 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/data/b0d018191/963822d18b134fa0bd8b7070ca71c7f0/FLAG9c41b62d8 [2022-10-17 17:02:12,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/data/b0d018191/963822d18b134fa0bd8b7070ca71c7f0 [2022-10-17 17:02:12,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:12,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:12,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:12,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:12,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:12,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:12" (1/1) ... [2022-10-17 17:02:12,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@392ccff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:12, skipping insertion in model container [2022-10-17 17:02:12,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:12" (1/1) ... [2022-10-17 17:02:12,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:13,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:13,404 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[5817,5830] [2022-10-17 17:02:13,425 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[8470,8483] [2022-10-17 17:02:13,444 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[11277,11290] [2022-10-17 17:02:13,462 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[13832,13845] [2022-10-17 17:02:13,480 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16838,16851] [2022-10-17 17:02:13,497 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[19408,19421] [2022-10-17 17:02:13,514 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[22168,22181] [2022-10-17 17:02:13,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:13,564 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:13,632 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[5817,5830] [2022-10-17 17:02:13,657 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[8470,8483] [2022-10-17 17:02:13,688 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[11277,11290] [2022-10-17 17:02:13,705 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[13832,13845] [2022-10-17 17:02:13,726 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16838,16851] [2022-10-17 17:02:13,735 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[19408,19421] [2022-10-17 17:02:13,744 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_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[22168,22181] [2022-10-17 17:02:13,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:13,799 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:13,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13 WrapperNode [2022-10-17 17:02:13,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:13,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:13,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:13,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:13,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:13,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:13,938 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1242 [2022-10-17 17:02:13,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:13,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:13,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:13,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:13,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:13,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:13,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:13,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:13,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:13,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:13,999 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:14,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:14,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:14,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:14,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:14,041 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:14,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:13" (1/1) ... [2022-10-17 17:02:14,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:14,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:14,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:14,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da2dfb5-e14b-487f-bd19-fdac0d05cb0c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:14,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:14,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:14,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:14,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:14,325 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:14,327 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:15,594 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:15,768 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:15,768 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:02:15,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:15 BoogieIcfgContainer [2022-10-17 17:02:15,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:15,773 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:15,774 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:15,784 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:15,785 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:15" (1/1) ... [2022-10-17 17:02:15,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:02:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 249 states and 443 transitions. [2022-10-17 17:02:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 443 transitions. [2022-10-17 17:02:15,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:15,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:15,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:16,451 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 17:02:16,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:16,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 241 states and 425 transitions. [2022-10-17 17:02:16,612 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 425 transitions. [2022-10-17 17:02:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:16,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:16,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:16,820 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 17:02:17,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 184 states and 313 transitions. [2022-10-17 17:02:17,221 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 313 transitions. [2022-10-17 17:02:17,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:17,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:17,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:17,380 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 17:02:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 149 states and 248 transitions. [2022-10-17 17:02:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 248 transitions. [2022-10-17 17:02:18,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:18,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:18,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:18,286 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 17:02:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 141 states and 230 transitions. [2022-10-17 17:02:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 230 transitions. [2022-10-17 17:02:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:18,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:18,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:18,897 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 17:02:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:21,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 141 states and 229 transitions. [2022-10-17 17:02:21,064 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 229 transitions. [2022-10-17 17:02:21,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:21,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:21,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:21,764 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 17:02:25,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 141 states and 227 transitions. [2022-10-17 17:02:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 227 transitions. [2022-10-17 17:02:25,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:25,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:25,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:26,295 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 17:02:30,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:30,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2022-10-17 17:02:30,902 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2022-10-17 17:02:30,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:02:30,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:30,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,671 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 17:02:41,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:41,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 147 states and 235 transitions. [2022-10-17 17:02:41,967 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 235 transitions. [2022-10-17 17:02:41,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:02:41,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:41,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:43,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.