./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.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_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/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_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/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_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/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 1bc25ea26c5b0a3f713e59ee991d97185223a272bca137eca8d49c3babbebcf9 --- 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 16:44:29,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:29,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:29,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:29,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:29,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:29,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:29,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:29,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:29,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:29,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:29,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:29,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:29,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:29,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:29,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:29,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:29,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:29,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:29,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:29,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:29,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:29,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:29,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:29,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:29,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:29,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:29,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:29,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:29,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:29,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:29,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:29,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:29,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:29,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:29,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:29,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:29,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:29,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:29,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:29,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:29,594 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:29,646 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:29,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:29,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:29,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:29,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:29,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:29,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:29,652 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:29,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:29,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:29,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:29,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:29,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:29,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:29,654 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:29,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:29,655 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:29,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:29,655 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:29,656 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:29,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:29,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:29,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:29,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:29,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:29,657 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:29,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:29,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:29,658 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_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bc25ea26c5b0a3f713e59ee991d97185223a272bca137eca8d49c3babbebcf9 [2022-10-17 16:44:29,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:29,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:29,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:29,969 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:29,970 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:29,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c [2022-10-17 16:44:30,059 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/data/f1ffaae0e/00847d16a10741598402f1040d17a97a/FLAGfd5e8960a [2022-10-17 16:44:30,621 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:30,621 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c [2022-10-17 16:44:30,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/data/f1ffaae0e/00847d16a10741598402f1040d17a97a/FLAGfd5e8960a [2022-10-17 16:44:30,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/data/f1ffaae0e/00847d16a10741598402f1040d17a97a [2022-10-17 16:44:30,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:30,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:30,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:30,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:30,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:30,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:30" (1/1) ... [2022-10-17 16:44:30,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d4d133a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:30, skipping insertion in model container [2022-10-17 16:44:30,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:30" (1/1) ... [2022-10-17 16:44:30,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:31,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:31,210 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_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c[913,926] [2022-10-17 16:44:31,255 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_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c[5977,5990] [2022-10-17 16:44:31,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:31,298 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:31,311 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_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c[913,926] [2022-10-17 16:44:31,331 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_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c[5977,5990] [2022-10-17 16:44:31,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:31,371 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:31,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31 WrapperNode [2022-10-17 16:44:31,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:31,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:31,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:31,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:31,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,426 INFO L138 Inliner]: procedures = 50, calls = 51, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 417 [2022-10-17 16:44:31,427 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:31,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:31,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:31,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:31,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,462 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:31,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:31,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:31,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:31,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:31,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:31,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:31,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e30260c-1d2d-48bf-a420-10b5b6a04ce0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:31,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:44:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:44:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 16:44:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 16:44:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:44:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:44:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:44:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:44:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:44:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:44:31,578 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:44:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:44:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:44:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:44:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:44:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:44:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:31,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:44:31,580 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:44:31,700 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:31,703 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:32,383 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:32,603 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:32,603 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:44:32,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:32 BoogieIcfgContainer [2022-10-17 16:44:32,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:32,608 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:32,608 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:32,619 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:32,619 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:32,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 118 states and 171 transitions. [2022-10-17 16:44:32,697 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2022-10-17 16:44:32,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:44:32,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:32,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:32,993 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 16:44:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 123 states and 177 transitions. [2022-10-17 16:44:33,119 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 177 transitions. [2022-10-17 16:44:33,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:44:33,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,273 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 16:44:33,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 133 states and 197 transitions. [2022-10-17 16:44:33,424 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 197 transitions. [2022-10-17 16:44:33,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:44:33,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,519 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 16:44:33,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2022-10-17 16:44:33,660 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2022-10-17 16:44:33,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:44:33,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,701 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 16:44:33,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2022-10-17 16:44:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2022-10-17 16:44:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:44:33,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,866 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 16:44:33,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 151 states and 229 transitions. [2022-10-17 16:44:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 229 transitions. [2022-10-17 16:44:33,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:44:33,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,091 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 16:44:34,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 159 states and 244 transitions. [2022-10-17 16:44:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 244 transitions. [2022-10-17 16:44:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:44:34,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,531 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 16:44:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 250 transitions. [2022-10-17 16:44:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 250 transitions. [2022-10-17 16:44:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:44:34,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,969 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 16:44:35,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:35,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 170 states and 265 transitions. [2022-10-17 16:44:35,669 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 265 transitions. [2022-10-17 16:44:35,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:44:35,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:35,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:36,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 280 transitions. [2022-10-17 16:44:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 280 transitions. [2022-10-17 16:44:36,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:44:36,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,702 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 16:44:37,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 180 states and 284 transitions. [2022-10-17 16:44:37,005 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 284 transitions. [2022-10-17 16:44:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:37,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:37,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,347 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:38,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 193 states and 314 transitions. [2022-10-17 16:44:38,653 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 314 transitions. [2022-10-17 16:44:38,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:38,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:39,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 193 states and 315 transitions. [2022-10-17 16:44:39,015 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 315 transitions. [2022-10-17 16:44:39,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:39,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,058 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:39,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 193 states and 313 transitions. [2022-10-17 16:44:39,262 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 313 transitions. [2022-10-17 16:44:39,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:39,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,308 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:39,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 190 states and 305 transitions. [2022-10-17 16:44:39,405 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 305 transitions. [2022-10-17 16:44:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:39,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:42,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 202 states and 334 transitions. [2022-10-17 16:44:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 334 transitions. [2022-10-17 16:44:42,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:42,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:42,263 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:42,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 204 states and 340 transitions. [2022-10-17 16:44:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 340 transitions. [2022-10-17 16:44:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:42,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:42,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:42,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 205 states and 342 transitions. [2022-10-17 16:44:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 342 transitions. [2022-10-17 16:44:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:42,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,021 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 16:44:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 209 states and 347 transitions. [2022-10-17 16:44:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 347 transitions. [2022-10-17 16:44:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:43,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:43,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 206 states and 338 transitions. [2022-10-17 16:44:43,337 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 338 transitions. [2022-10-17 16:44:43,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:43,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:43,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 208 states and 341 transitions. [2022-10-17 16:44:43,509 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 341 transitions. [2022-10-17 16:44:43,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:43,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,617 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 16:44:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 215 states and 357 transitions. [2022-10-17 16:44:44,536 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 357 transitions. [2022-10-17 16:44:44,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:44,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,577 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 16:44:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 222 states and 374 transitions. [2022-10-17 16:44:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 374 transitions. [2022-10-17 16:44:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:45,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,189 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 16:44:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 224 states and 377 transitions. [2022-10-17 16:44:45,352 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 377 transitions. [2022-10-17 16:44:45,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:45,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,385 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:45,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 226 states and 381 transitions. [2022-10-17 16:44:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 381 transitions. [2022-10-17 16:44:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:45,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,439 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 16:44:45,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 226 states and 380 transitions. [2022-10-17 16:44:45,454 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 380 transitions. [2022-10-17 16:44:45,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:45,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:46,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 236 states and 398 transitions. [2022-10-17 16:44:46,422 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 398 transitions. [2022-10-17 16:44:46,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:46,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:46,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:47,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 245 states and 413 transitions. [2022-10-17 16:44:47,548 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 413 transitions. [2022-10-17 16:44:47,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:47,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,662 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 246 states and 413 transitions. [2022-10-17 16:44:47,689 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 413 transitions. [2022-10-17 16:44:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:47,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:44:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 255 states and 428 transitions. [2022-10-17 16:44:48,815 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 428 transitions. [2022-10-17 16:44:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:48,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,854 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:44:48,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 255 states and 427 transitions. [2022-10-17 16:44:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 427 transitions. [2022-10-17 16:44:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:48,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:49,085 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 16:44:50,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 268 states and 461 transitions. [2022-10-17 16:44:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 461 transitions. [2022-10-17 16:44:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:50,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:50,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:50,908 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:44:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:51,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 274 states and 473 transitions. [2022-10-17 16:44:51,766 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 473 transitions. [2022-10-17 16:44:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:51,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:51,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:44:52,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:52,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 280 states and 484 transitions. [2022-10-17 16:44:52,432 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 484 transitions. [2022-10-17 16:44:52,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:52,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:52,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:52,814 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:58,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:58,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 306 states and 543 transitions. [2022-10-17 16:44:58,128 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 543 transitions. [2022-10-17 16:44:58,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:58,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:58,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:58,163 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 16:44:58,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:58,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 310 states and 550 transitions. [2022-10-17 16:44:58,846 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 550 transitions. [2022-10-17 16:44:58,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:58,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:58,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:58,873 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 16:44:59,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:59,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 316 states and 563 transitions. [2022-10-17 16:44:59,603 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 563 transitions. [2022-10-17 16:44:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:59,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:59,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:59,690 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 16:45:00,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:00,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 322 states and 574 transitions. [2022-10-17 16:45:00,532 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 574 transitions. [2022-10-17 16:45:00,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:45:00,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:00,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat