./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_sync.i --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_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/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_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_sync.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/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_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/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 459cf049271151c452003a0973bcdcc76c918d5759d842702be03de8528f67ef --- 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 17:03:08,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:08,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:08,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:08,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:08,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:08,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:08,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:08,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:08,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:08,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:08,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:08,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:08,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:08,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:08,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:08,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:08,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:08,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:08,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:08,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:08,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:08,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:08,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:08,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:08,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:08,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:08,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:08,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:08,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:08,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:08,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:08,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:08,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:08,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:08,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:08,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:08,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:08,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:08,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:08,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:08,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:03:08,519 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:08,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:08,520 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:03:08,520 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:03:08,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:08,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:08,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:08,522 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:08,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:08,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:08,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:08,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:03:08,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:08,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:03:08,524 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:08,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:03:08,524 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:08,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:03:08,525 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:08,525 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:08,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:08,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:08,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:08,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:08,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:03:08,527 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:08,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:08,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:03:08,527 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_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 459cf049271151c452003a0973bcdcc76c918d5759d842702be03de8528f67ef [2022-10-17 17:03:08,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:08,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:08,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:08,811 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:08,812 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:08,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-pthread/cs_sync.i [2022-10-17 17:03:08,880 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/data/2a92de057/12001063d81e401f988fa2daed238824/FLAG098313b1f [2022-10-17 17:03:09,499 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:09,499 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/sv-benchmarks/c/seq-pthread/cs_sync.i [2022-10-17 17:03:09,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/data/2a92de057/12001063d81e401f988fa2daed238824/FLAG098313b1f [2022-10-17 17:03:09,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/data/2a92de057/12001063d81e401f988fa2daed238824 [2022-10-17 17:03:09,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:09,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:09,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:09,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:09,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:09,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:09" (1/1) ... [2022-10-17 17:03:09,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3eb153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:09, skipping insertion in model container [2022-10-17 17:03:09,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:09" (1/1) ... [2022-10-17 17:03:09,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:09,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:10,261 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_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/sv-benchmarks/c/seq-pthread/cs_sync.i[34698,34711] [2022-10-17 17:03:10,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:10,350 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:10,400 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_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/sv-benchmarks/c/seq-pthread/cs_sync.i[34698,34711] [2022-10-17 17:03:10,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:10,553 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:10,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10 WrapperNode [2022-10-17 17:03:10,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:10,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:10,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:10,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:10,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,684 INFO L138 Inliner]: procedures = 245, calls = 244, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 544 [2022-10-17 17:03:10,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:10,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:10,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:10,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:10,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,790 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:10,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:10,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:10,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:10,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:10" (1/1) ... [2022-10-17 17:03:10,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:10,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:10,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:10,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ed5a29-8569-4c01-8bb0-2847e87ed0ee/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:10,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:03:10,935 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:03:10,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:03:10,935 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2022-10-17 17:03:10,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2022-10-17 17:03:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2022-10-17 17:03:10,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2022-10-17 17:03:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:03:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:03:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:03:10,936 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2022-10-17 17:03:10,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2022-10-17 17:03:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:03:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2022-10-17 17:03:10,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2022-10-17 17:03:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:03:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:03:10,937 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-10-17 17:03:10,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-10-17 17:03:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2022-10-17 17:03:10,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2022-10-17 17:03:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-10-17 17:03:10,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-10-17 17:03:10,938 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-10-17 17:03:10,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-10-17 17:03:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-10-17 17:03:10,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-10-17 17:03:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:10,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:11,118 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:11,121 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:11,659 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !(0 != ~__CS_ret~0 % 256); [2022-10-17 17:03:11,660 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-10-17 17:03:11,660 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0 != ~__CS_ret~0 % 256); [2022-10-17 17:03:11,660 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-10-17 17:03:11,660 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: SUMMARY for call __CS_cs(); srcloc: null [2022-10-17 17:03:11,660 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-10-17 17:03:11,661 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: assume !(0 != ~__CS_ret~0 % 256); [2022-10-17 17:03:22,060 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:22,204 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:22,204 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 17:03:22,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:22 BoogieIcfgContainer [2022-10-17 17:03:22,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:22,208 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:22,209 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:22,219 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:22,219 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:22" (1/1) ... [2022-10-17 17:03:22,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 160 states and 242 transitions. [2022-10-17 17:03:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 242 transitions. [2022-10-17 17:03:22,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:03:22,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-10-17 17:03:33,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 17:03:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:33,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2022-10-17 17:03:33,578 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2022-10-17 17:03:33,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:03:33,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:33,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:34,293 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-10-17 17:03:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:34,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 164 states and 247 transitions. [2022-10-17 17:03:34,360 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 247 transitions. [2022-10-17 17:03:34,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:03:34,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:34,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:34,999 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-10-17 17:03:35,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 166 states and 250 transitions. [2022-10-17 17:03:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 250 transitions. [2022-10-17 17:03:35,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:35,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:35,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:35,606 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:37,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 17:03:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:37,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 171 states and 262 transitions. [2022-10-17 17:03:37,561 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 262 transitions. [2022-10-17 17:03:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:37,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:37,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:38,046 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:38,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 172 states and 264 transitions. [2022-10-17 17:03:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 264 transitions. [2022-10-17 17:03:38,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:38,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:38,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:38,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 173 states and 266 transitions. [2022-10-17 17:03:38,546 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 266 transitions. [2022-10-17 17:03:38,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:38,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:38,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,034 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:39,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 174 states and 268 transitions. [2022-10-17 17:03:39,047 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 268 transitions. [2022-10-17 17:03:39,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:39,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,546 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 175 states and 270 transitions. [2022-10-17 17:03:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 270 transitions. [2022-10-17 17:03:39,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:39,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,058 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:40,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:40,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 176 states and 272 transitions. [2022-10-17 17:03:40,069 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 272 transitions. [2022-10-17 17:03:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:40,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:40,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:40,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:40,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 177 states and 274 transitions. [2022-10-17 17:03:40,583 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 274 transitions. [2022-10-17 17:03:40,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:40,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:40,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:41,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 178 states and 276 transitions. [2022-10-17 17:03:41,073 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 276 transitions. [2022-10-17 17:03:41,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:41,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,581 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:41,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 179 states and 278 transitions. [2022-10-17 17:03:41,593 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 278 transitions. [2022-10-17 17:03:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:41,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:42,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 180 states and 280 transitions. [2022-10-17 17:03:42,099 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 280 transitions. [2022-10-17 17:03:42,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:42,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:42,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 181 states and 282 transitions. [2022-10-17 17:03:42,518 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2022-10-17 17:03:42,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:42,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:43,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:43,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 182 states and 283 transitions. [2022-10-17 17:03:43,547 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 283 transitions. [2022-10-17 17:03:43,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:43,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:43,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:44,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 183 states and 285 transitions. [2022-10-17 17:03:44,036 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 285 transitions. [2022-10-17 17:03:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:44,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,527 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 184 states and 287 transitions. [2022-10-17 17:03:44,539 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 287 transitions. [2022-10-17 17:03:44,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:44,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:45,057 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:45,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 185 states and 289 transitions. [2022-10-17 17:03:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 289 transitions. [2022-10-17 17:03:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:45,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:45,602 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:45,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 186 states and 291 transitions. [2022-10-17 17:03:45,613 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 291 transitions. [2022-10-17 17:03:45,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:45,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:46,064 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-10-17 17:03:46,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:46,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 187 states and 293 transitions. [2022-10-17 17:03:46,076 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 293 transitions. [2022-10-17 17:03:46,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:46,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:46,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat