./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.11.cil-1.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_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/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_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.11.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/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_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/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 ecd70163e84c8e1a236d7543bf55ca7587f7becacb8c522f7caae4b1076f13b5 --- 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 17:06:37,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:37,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:37,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:37,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:37,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:37,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:37,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:37,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:37,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:37,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:37,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:37,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:37,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:37,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:37,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:37,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:37,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:37,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:37,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:37,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:37,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:37,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:37,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:37,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:37,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:37,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:37,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:37,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:37,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:37,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:37,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:37,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:37,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:37,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:37,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:37,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:37,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:37,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:37,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:37,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:37,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:06:37,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:37,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:37,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:37,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:37,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:37,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:37,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:37,533 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:37,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:37,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:37,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:37,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:37,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:37,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:37,536 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:37,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:37,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:37,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:37,536 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:37,536 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:37,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:37,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:37,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:37,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:37,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:37,538 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:37,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:37,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:37,540 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_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecd70163e84c8e1a236d7543bf55ca7587f7becacb8c522f7caae4b1076f13b5 [2022-10-17 17:06:37,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:37,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:37,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:37,851 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:37,853 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:37,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.11.cil-1.c [2022-10-17 17:06:37,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/data/9e3c0b848/85d6168ad50f40f1973bbe55f2d4f665/FLAG9cbe05f60 [2022-10-17 17:06:38,436 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:38,436 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.11.cil-1.c [2022-10-17 17:06:38,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/data/9e3c0b848/85d6168ad50f40f1973bbe55f2d4f665/FLAG9cbe05f60 [2022-10-17 17:06:38,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/data/9e3c0b848/85d6168ad50f40f1973bbe55f2d4f665 [2022-10-17 17:06:38,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:38,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:38,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:38,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:38,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:38,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:38" (1/1) ... [2022-10-17 17:06:38,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101f3e71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:38, skipping insertion in model container [2022-10-17 17:06:38,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:38" (1/1) ... [2022-10-17 17:06:38,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:38,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:39,051 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_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.11.cil-1.c[914,927] [2022-10-17 17:06:39,107 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_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.11.cil-1.c[7115,7128] [2022-10-17 17:06:39,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:39,225 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:39,237 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_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.11.cil-1.c[914,927] [2022-10-17 17:06:39,254 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_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.11.cil-1.c[7115,7128] [2022-10-17 17:06:39,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:39,335 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:39,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39 WrapperNode [2022-10-17 17:06:39,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:39,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:39,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:39,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:39,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,427 INFO L138 Inliner]: procedures = 75, calls = 91, calls flagged for inlining = 43, calls inlined = 43, statements flattened = 987 [2022-10-17 17:06:39,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:39,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:39,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:39,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:39,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,501 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:39,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:39,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:39,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:39,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:39" (1/1) ... [2022-10-17 17:06:39,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:39,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:39,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:39,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a2fc5d-f918-46c1-b401-7abd2cf13ee2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:39,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:39,607 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:06:39,607 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:06:39,607 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 17:06:39,607 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 17:06:39,607 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 17:06:39,608 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 17:06:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 17:06:39,608 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 17:06:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 17:06:39,608 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 17:06:39,609 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 17:06:39,610 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 17:06:39,610 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 17:06:39,610 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 17:06:39,611 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 17:06:39,611 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 17:06:39,611 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 17:06:39,611 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 17:06:39,611 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 17:06:39,612 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 17:06:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 17:06:39,612 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 17:06:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:39,612 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 17:06:39,612 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 17:06:39,613 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 17:06:39,613 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 17:06:39,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:39,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:39,614 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 17:06:39,614 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 17:06:39,614 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 17:06:39,615 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 17:06:39,757 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:39,759 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:40,850 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:41,429 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:41,430 INFO L300 CfgBuilder]: Removed 18 assume(true) statements. [2022-10-17 17:06:41,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:41 BoogieIcfgContainer [2022-10-17 17:06:41,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:41,435 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:41,435 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:41,446 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:41,446 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:41" (1/1) ... [2022-10-17 17:06:41,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:41,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:41,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 255 states and 385 transitions. [2022-10-17 17:06:41,578 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 385 transitions. [2022-10-17 17:06:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:06:41,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:41,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:42,030 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 17:06:42,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 260 states and 388 transitions. [2022-10-17 17:06:42,207 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 388 transitions. [2022-10-17 17:06:42,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:06:42,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:42,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:42,466 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 17:06:42,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:42,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 265 states and 395 transitions. [2022-10-17 17:06:42,652 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 395 transitions. [2022-10-17 17:06:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:06:42,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:42,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:43,074 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 17:06:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:44,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 271 states and 406 transitions. [2022-10-17 17:06:44,096 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 406 transitions. [2022-10-17 17:06:44,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:06:44,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:44,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:44,201 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 17:06:44,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 281 states and 426 transitions. [2022-10-17 17:06:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 426 transitions. [2022-10-17 17:06:44,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:06:44,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:44,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:44,504 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 17:06:45,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:45,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 293 states and 449 transitions. [2022-10-17 17:06:45,158 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 449 transitions. [2022-10-17 17:06:45,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:06:45,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:45,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:45,217 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 17:06:45,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:45,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 293 states and 448 transitions. [2022-10-17 17:06:45,240 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 448 transitions. [2022-10-17 17:06:45,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:06:45,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:45,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:45,394 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 17:06:45,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:45,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 296 states and 454 transitions. [2022-10-17 17:06:45,492 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 454 transitions. [2022-10-17 17:06:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:06:45,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:45,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:45,551 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 17:06:46,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 304 states and 470 transitions. [2022-10-17 17:06:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 470 transitions. [2022-10-17 17:06:46,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:06:46,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:46,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:46,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:46,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 311 states and 480 transitions. [2022-10-17 17:06:46,518 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 480 transitions. [2022-10-17 17:06:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:06:46,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:46,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:46,654 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:06:46,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:46,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 312 states and 483 transitions. [2022-10-17 17:06:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 483 transitions. [2022-10-17 17:06:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:06:46,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:46,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:46,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:47,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 322 states and 505 transitions. [2022-10-17 17:06:47,651 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 505 transitions. [2022-10-17 17:06:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:06:47,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:47,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:47,783 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:06:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:47,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 323 states and 506 transitions. [2022-10-17 17:06:47,803 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 506 transitions. [2022-10-17 17:06:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:06:47,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:47,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:50,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:50,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 345 states and 550 transitions. [2022-10-17 17:06:50,676 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 550 transitions. [2022-10-17 17:06:50,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:06:50,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:50,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:50,865 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:06:51,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:51,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 349 states and 555 transitions. [2022-10-17 17:06:51,080 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 555 transitions. [2022-10-17 17:06:51,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:06:51,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:51,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:51,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 349 states and 553 transitions. [2022-10-17 17:06:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 553 transitions. [2022-10-17 17:06:51,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:06:51,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:51,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:51,698 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:52,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:52,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 356 states and 570 transitions. [2022-10-17 17:06:52,384 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 570 transitions. [2022-10-17 17:06:52,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:06:52,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:52,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:55,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:55,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 364 states and 587 transitions. [2022-10-17 17:06:55,919 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 587 transitions. [2022-10-17 17:06:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:06:55,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:55,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:56,085 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:06:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 372 states and 602 transitions. [2022-10-17 17:06:57,931 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 602 transitions. [2022-10-17 17:06:57,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:06:57,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:57,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,076 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:06:58,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:58,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 373 states and 606 transitions. [2022-10-17 17:06:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 606 transitions. [2022-10-17 17:06:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:06:58,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:58,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,448 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 380 states and 630 transitions. [2022-10-17 17:06:59,229 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 630 transitions. [2022-10-17 17:06:59,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:06:59,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:59,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:59,269 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:06:59,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:59,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 382 states and 635 transitions. [2022-10-17 17:06:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 635 transitions. [2022-10-17 17:06:59,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:06:59,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:59,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:06:59,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 387 states and 643 transitions. [2022-10-17 17:06:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 643 transitions. [2022-10-17 17:06:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:06:59,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:59,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:00,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 388 states and 646 transitions. [2022-10-17 17:07:00,482 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 646 transitions. [2022-10-17 17:07:00,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:07:00,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:00,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:00,569 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:07:01,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:01,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 395 states and 661 transitions. [2022-10-17 17:07:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 661 transitions. [2022-10-17 17:07:01,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:07:01,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:01,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:01,680 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:07:02,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 402 states and 676 transitions. [2022-10-17 17:07:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 676 transitions. [2022-10-17 17:07:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:07:02,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:02,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:07:04,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:04,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 404 states and 679 transitions. [2022-10-17 17:07:04,023 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 679 transitions. [2022-10-17 17:07:04,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:07:04,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:04,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:07:05,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:05,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 410 states and 696 transitions. [2022-10-17 17:07:05,140 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 696 transitions. [2022-10-17 17:07:05,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:07:05,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:05,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:07:05,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 416 states and 707 transitions. [2022-10-17 17:07:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 707 transitions. [2022-10-17 17:07:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 17:07:05,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:05,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:05,898 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:07:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:07,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 426 states and 725 transitions. [2022-10-17 17:07:07,159 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 725 transitions. [2022-10-17 17:07:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 17:07:07,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:07,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:07,216 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.