./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.02.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_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/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_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/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_21c964d7-3c5b-4408-8449-18b3810b8be0/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 c388302d41c726edd49d8ab9cbc4112c9573480c6a1055a6e43438be9deac626 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:41:58,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:58,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:58,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:58,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:58,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:58,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:58,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:58,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:58,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:58,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:58,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:58,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:58,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:58,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:58,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:58,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:58,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:58,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:58,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:58,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:58,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:58,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:58,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:58,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:58,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:58,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:58,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:58,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:58,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:58,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:58,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:58,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:58,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:58,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:58,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:58,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:58,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:58,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:58,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:58,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:58,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:58,550 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:58,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:58,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:58,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:58,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:58,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:58,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:58,559 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:58,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:58,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:58,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:58,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:58,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:58,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:58,563 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:58,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:58,563 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:58,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:58,564 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:58,564 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:58,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:58,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:58,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:58,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:58,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:58,566 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:58,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:58,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:58,567 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_21c964d7-3c5b-4408-8449-18b3810b8be0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c388302d41c726edd49d8ab9cbc4112c9573480c6a1055a6e43438be9deac626 [2022-10-17 16:41:58,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:58,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:58,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:58,878 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:58,880 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:58,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.02.cil-1.c [2022-10-17 16:41:58,966 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/data/b422cda89/d97a00e798f3468dab4e63976269e060/FLAG5505779a3 [2022-10-17 16:41:59,571 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:59,572 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.02.cil-1.c [2022-10-17 16:41:59,587 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/data/b422cda89/d97a00e798f3468dab4e63976269e060/FLAG5505779a3 [2022-10-17 16:41:59,841 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/data/b422cda89/d97a00e798f3468dab4e63976269e060 [2022-10-17 16:41:59,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:59,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:59,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:59,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:59,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:59,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:59" (1/1) ... [2022-10-17 16:41:59,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@314d8644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:59, skipping insertion in model container [2022-10-17 16:41:59,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:59" (1/1) ... [2022-10-17 16:41:59,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:59,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:00,108 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_21c964d7-3c5b-4408-8449-18b3810b8be0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.02.cil-1.c[913,926] [2022-10-17 16:42:00,163 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_21c964d7-3c5b-4408-8449-18b3810b8be0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.02.cil-1.c[5977,5990] [2022-10-17 16:42:00,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:00,228 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:00,242 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_21c964d7-3c5b-4408-8449-18b3810b8be0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.02.cil-1.c[913,926] [2022-10-17 16:42:00,270 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_21c964d7-3c5b-4408-8449-18b3810b8be0/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.02.cil-1.c[5977,5990] [2022-10-17 16:42:00,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:00,328 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:00,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00 WrapperNode [2022-10-17 16:42:00,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:00,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:00,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:00,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:00,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,390 INFO L138 Inliner]: procedures = 52, calls = 54, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 475 [2022-10-17 16:42:00,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:00,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:00,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:00,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:00,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,432 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:00,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:00,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:00,441 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:00,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:00" (1/1) ... [2022-10-17 16:42:00,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:00,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:00,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:00,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c964d7-3c5b-4408-8449-18b3810b8be0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:42:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:42:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 16:42:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 16:42:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:42:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:42:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:42:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:42:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:42:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:42:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:42:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:42:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:42:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:42:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:42:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:42:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:42:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:42:00,673 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:00,676 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:01,418 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:01,682 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:01,682 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:42:01,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:01 BoogieIcfgContainer [2022-10-17 16:42:01,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:01,687 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:01,687 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:01,699 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:01,700 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:01" (1/1) ... [2022-10-17 16:42:01,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:01,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 129 states and 189 transitions. [2022-10-17 16:42:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 189 transitions. [2022-10-17 16:42:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:42:01,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:01,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,261 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 16:42:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 134 states and 195 transitions. [2022-10-17 16:42:02,360 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 195 transitions. [2022-10-17 16:42:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:42:02,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,487 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 16:42:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 144 states and 215 transitions. [2022-10-17 16:42:02,650 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 215 transitions. [2022-10-17 16:42:02,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:42:02,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,785 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 16:42:02,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 156 states and 238 transitions. [2022-10-17 16:42:02,988 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 238 transitions. [2022-10-17 16:42:02,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:42:02,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,057 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 16:42:03,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:03,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 156 states and 237 transitions. [2022-10-17 16:42:03,070 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 237 transitions. [2022-10-17 16:42:03,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:42:03,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:03,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,374 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 16:42:03,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:03,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 159 states and 243 transitions. [2022-10-17 16:42:03,688 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 243 transitions. [2022-10-17 16:42:03,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:42:03,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:03,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,771 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 16:42:04,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 167 states and 258 transitions. [2022-10-17 16:42:04,376 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 258 transitions. [2022-10-17 16:42:04,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:42:04,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:04,550 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 16:42:04,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 176 states and 274 transitions. [2022-10-17 16:42:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 274 transitions. [2022-10-17 16:42:04,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:42:04,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:04,770 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 16:42:04,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 177 states and 274 transitions. [2022-10-17 16:42:04,789 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 274 transitions. [2022-10-17 16:42:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:42:04,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:04,944 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 16:42:05,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:05,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 183 states and 289 transitions. [2022-10-17 16:42:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 289 transitions. [2022-10-17 16:42:05,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:42:05,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:05,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,316 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 16:42:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:05,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 191 states and 304 transitions. [2022-10-17 16:42:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2022-10-17 16:42:05,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:42:05,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:05,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,672 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 16:42:06,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:06,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 199 states and 319 transitions. [2022-10-17 16:42:06,636 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 319 transitions. [2022-10-17 16:42:06,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:42:06,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:06,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:06,722 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 16:42:07,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 201 states and 323 transitions. [2022-10-17 16:42:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 323 transitions. [2022-10-17 16:42:07,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:42:07,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,128 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 16:42:07,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 205 states and 328 transitions. [2022-10-17 16:42:07,218 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 328 transitions. [2022-10-17 16:42:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:42:07,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,311 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 16:42:07,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 212 states and 344 transitions. [2022-10-17 16:42:07,847 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 344 transitions. [2022-10-17 16:42:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:07,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,910 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 16:42:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 219 states and 361 transitions. [2022-10-17 16:42:08,298 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 361 transitions. [2022-10-17 16:42:08,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:08,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:08,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,332 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 16:42:08,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:08,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 221 states and 364 transitions. [2022-10-17 16:42:08,452 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2022-10-17 16:42:08,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:08,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:08,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,807 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 16:42:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 237 states and 402 transitions. [2022-10-17 16:42:10,842 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 402 transitions. [2022-10-17 16:42:10,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:10,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,891 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 16:42:11,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 237 states and 403 transitions. [2022-10-17 16:42:11,253 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 403 transitions. [2022-10-17 16:42:11,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:11,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,297 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 16:42:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 237 states and 399 transitions. [2022-10-17 16:42:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 399 transitions. [2022-10-17 16:42:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:11,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,364 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 16:42:11,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 237 states and 397 transitions. [2022-10-17 16:42:11,571 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 397 transitions. [2022-10-17 16:42:11,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:11,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,636 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 16:42:11,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 235 states and 393 transitions. [2022-10-17 16:42:11,754 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 393 transitions. [2022-10-17 16:42:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:11,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,823 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 16:42:11,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 232 states and 385 transitions. [2022-10-17 16:42:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 385 transitions. [2022-10-17 16:42:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:11,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:12,376 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 16:42:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 247 states and 423 transitions. [2022-10-17 16:42:15,482 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 423 transitions. [2022-10-17 16:42:15,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:15,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,522 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 16:42:15,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 249 states and 428 transitions. [2022-10-17 16:42:15,879 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 428 transitions. [2022-10-17 16:42:15,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:15,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,924 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 16:42:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 250 states and 430 transitions. [2022-10-17 16:42:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 430 transitions. [2022-10-17 16:42:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:16,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:16,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,773 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 16:42:17,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 259 states and 445 transitions. [2022-10-17 16:42:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 445 transitions. [2022-10-17 16:42:17,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:17,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:17,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:17,468 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 16:42:17,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:17,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 260 states and 445 transitions. [2022-10-17 16:42:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 445 transitions. [2022-10-17 16:42:17,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:17,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:17,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:17,556 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 16:42:18,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 269 states and 460 transitions. [2022-10-17 16:42:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 460 transitions. [2022-10-17 16:42:18,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:18,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:18,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,623 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 16:42:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:18,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 269 states and 459 transitions. [2022-10-17 16:42:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 459 transitions. [2022-10-17 16:42:18,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:42:18,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:18,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,731 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 16:42:18,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:18,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 267 states and 454 transitions. [2022-10-17 16:42:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 454 transitions. [2022-10-17 16:42:18,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:42:18,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:18,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,982 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 16:42:19,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:19,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 264 states and 446 transitions. [2022-10-17 16:42:19,175 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 446 transitions. [2022-10-17 16:42:19,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:42:19,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:19,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:19,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:19,663 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 16:42:24,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:24,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 281 states and 486 transitions. [2022-10-17 16:42:24,112 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 486 transitions. [2022-10-17 16:42:24,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:42:24,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:24,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:24,151 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 16:42:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:24,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 283 states and 492 transitions. [2022-10-17 16:42:24,947 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 492 transitions. [2022-10-17 16:42:24,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:42:24,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:24,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:24,995 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 16:42:25,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 284 states and 494 transitions. [2022-10-17 16:42:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 494 transitions. [2022-10-17 16:42:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:25,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:25,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:25,532 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 16:42:28,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:28,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 297 states and 528 transitions. [2022-10-17 16:42:28,029 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 528 transitions. [2022-10-17 16:42:28,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:28,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:28,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:28,144 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 16:42:29,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 303 states and 540 transitions. [2022-10-17 16:42:29,408 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 540 transitions. [2022-10-17 16:42:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:29,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,489 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.