./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.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_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/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_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/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_267eb9d0-4d57-43d1-9cea-f0338edc0307/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 a6e26dc8018dcf216dd711848cc7425da3593cca9604197466413681bb8c438e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:02:54,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:54,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:54,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:54,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:54,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:54,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:54,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:54,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:54,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:54,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:54,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:54,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:54,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:54,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:54,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:54,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:54,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:54,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:54,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:54,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:54,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:54,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:54,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:54,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:54,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:54,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:54,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:54,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:54,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:54,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:54,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:54,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:54,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:54,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:54,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:54,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:54,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:54,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:54,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:54,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:54,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:02:54,487 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:54,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:54,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:54,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:54,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:54,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:54,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:54,491 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:54,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:54,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:54,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:54,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:54,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:54,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:54,494 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:54,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:54,494 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:54,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:54,495 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:54,495 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:54,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:54,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:54,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:54,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:54,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:54,496 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:54,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:54,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:54,499 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_267eb9d0-4d57-43d1-9cea-f0338edc0307/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e26dc8018dcf216dd711848cc7425da3593cca9604197466413681bb8c438e [2022-10-17 17:02:54,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:54,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:54,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:54,928 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:54,930 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:54,932 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c [2022-10-17 17:02:55,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/data/aaf95aba0/3461caf215754522b9421ccf16d93737/FLAG9c7bf8eac [2022-10-17 17:02:55,578 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:55,579 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c [2022-10-17 17:02:55,605 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/data/aaf95aba0/3461caf215754522b9421ccf16d93737/FLAG9c7bf8eac [2022-10-17 17:02:55,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/data/aaf95aba0/3461caf215754522b9421ccf16d93737 [2022-10-17 17:02:55,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:55,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:55,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:55,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:55,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:55,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:55" (1/1) ... [2022-10-17 17:02:55,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667b9460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:55, skipping insertion in model container [2022-10-17 17:02:55,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:55" (1/1) ... [2022-10-17 17:02:55,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:56,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:56,256 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_267eb9d0-4d57-43d1-9cea-f0338edc0307/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c[914,927] [2022-10-17 17:02:56,329 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_267eb9d0-4d57-43d1-9cea-f0338edc0307/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c[7115,7128] [2022-10-17 17:02:56,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:56,449 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:56,469 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_267eb9d0-4d57-43d1-9cea-f0338edc0307/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c[914,927] [2022-10-17 17:02:56,507 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_267eb9d0-4d57-43d1-9cea-f0338edc0307/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.14.cil.c[7115,7128] [2022-10-17 17:02:56,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:56,624 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:56,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56 WrapperNode [2022-10-17 17:02:56,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:56,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:56,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:56,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:56,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,719 INFO L138 Inliner]: procedures = 77, calls = 94, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 1043 [2022-10-17 17:02:56,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:56,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:56,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:56,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:56,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,785 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:56,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:56,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:56,823 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:56,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:56" (1/1) ... [2022-10-17 17:02:56,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:56,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:56,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:56,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267eb9d0-4d57-43d1-9cea-f0338edc0307/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:02:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:02:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 17:02:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 17:02:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 17:02:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 17:02:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 17:02:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 17:02:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 17:02:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 17:02:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 17:02:56,936 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 17:02:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 17:02:56,936 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 17:02:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 17:02:56,937 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 17:02:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 17:02:56,937 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 17:02:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 17:02:56,937 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 17:02:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 17:02:56,938 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 17:02:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 17:02:56,938 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 17:02:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 17:02:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 17:02:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 17:02:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 17:02:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 17:02:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 17:02:57,187 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:57,190 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:58,313 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:58,978 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:58,978 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-10-17 17:02:58,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:58 BoogieIcfgContainer [2022-10-17 17:02:58,983 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:58,985 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:58,985 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:58,996 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:58,997 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:58" (1/1) ... [2022-10-17 17:02:59,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:02:59,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:59,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 266 states and 403 transitions. [2022-10-17 17:02:59,111 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 403 transitions. [2022-10-17 17:02:59,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:02:59,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:59,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:59,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:59,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:59,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 271 states and 406 transitions. [2022-10-17 17:02:59,777 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 406 transitions. [2022-10-17 17:02:59,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:02:59,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:59,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:59,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:00,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:00,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 276 states and 413 transitions. [2022-10-17 17:03:00,171 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 413 transitions. [2022-10-17 17:03:00,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:03:00,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:00,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:01,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 282 states and 424 transitions. [2022-10-17 17:03:01,503 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 424 transitions. [2022-10-17 17:03:01,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:03:01,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:01,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:01,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:01,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:01,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 292 states and 444 transitions. [2022-10-17 17:03:01,813 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 444 transitions. [2022-10-17 17:03:01,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:03:01,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:01,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:01,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 304 states and 467 transitions. [2022-10-17 17:03:02,590 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 467 transitions. [2022-10-17 17:03:02,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:03:02,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:02,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:02,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:02,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:02,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 304 states and 466 transitions. [2022-10-17 17:03:02,679 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 466 transitions. [2022-10-17 17:03:02,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:03:02,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:02,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:02,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:02,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 307 states and 472 transitions. [2022-10-17 17:03:02,998 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 472 transitions. [2022-10-17 17:03:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:03:03,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:03,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:03,057 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 17:03:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:03,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 315 states and 488 transitions. [2022-10-17 17:03:03,577 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 488 transitions. [2022-10-17 17:03:03,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:03,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:03,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:03,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:03,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 316 states and 491 transitions. [2022-10-17 17:03:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 491 transitions. [2022-10-17 17:03:03,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:03:03,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:03,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 323 states and 501 transitions. [2022-10-17 17:03:04,426 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 501 transitions. [2022-10-17 17:03:04,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:03:04,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 324 states and 502 transitions. [2022-10-17 17:03:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 502 transitions. [2022-10-17 17:03:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:04,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:04,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:05,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 334 states and 524 transitions. [2022-10-17 17:03:05,554 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 524 transitions. [2022-10-17 17:03:05,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:03:05,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:05,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:05,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:08,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 356 states and 568 transitions. [2022-10-17 17:03:08,565 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 568 transitions. [2022-10-17 17:03:08,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:08,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:08,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:08,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 360 states and 573 transitions. [2022-10-17 17:03:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 573 transitions. [2022-10-17 17:03:08,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:03:08,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:08,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:12,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:12,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 368 states and 591 transitions. [2022-10-17 17:03:12,653 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 591 transitions. [2022-10-17 17:03:12,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:03:12,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:12,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:13,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 375 states and 607 transitions. [2022-10-17 17:03:13,608 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 607 transitions. [2022-10-17 17:03:13,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:13,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:14,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 375 states and 605 transitions. [2022-10-17 17:03:14,165 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 605 transitions. [2022-10-17 17:03:14,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:03:14,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:14,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:15,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 382 states and 629 transitions. [2022-10-17 17:03:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 629 transitions. [2022-10-17 17:03:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:03:15,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:15,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:15,216 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:15,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 384 states and 634 transitions. [2022-10-17 17:03:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 634 transitions. [2022-10-17 17:03:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:03:15,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:15,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:17,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:17,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 392 states and 649 transitions. [2022-10-17 17:03:17,565 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 649 transitions. [2022-10-17 17:03:17,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:03:17,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:17,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:17,692 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:17,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:18,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 393 states and 653 transitions. [2022-10-17 17:03:18,000 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 653 transitions. [2022-10-17 17:03:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:03:18,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:18,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:18,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:18,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 394 states and 656 transitions. [2022-10-17 17:03:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 656 transitions. [2022-10-17 17:03:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:03:18,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:18,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:18,530 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:18,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 399 states and 664 transitions. [2022-10-17 17:03:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 664 transitions. [2022-10-17 17:03:18,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:03:18,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:18,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:18,936 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:19,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:19,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 406 states and 679 transitions. [2022-10-17 17:03:19,769 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 679 transitions. [2022-10-17 17:03:19,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:03:19,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:19,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:19,851 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:20,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:20,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 412 states and 696 transitions. [2022-10-17 17:03:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 696 transitions. [2022-10-17 17:03:20,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:03:20,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:20,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:20,877 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:21,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 418 states and 707 transitions. [2022-10-17 17:03:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 707 transitions. [2022-10-17 17:03:21,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:03:21,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:21,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:21,645 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:22,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 425 states and 722 transitions. [2022-10-17 17:03:22,788 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 722 transitions. [2022-10-17 17:03:22,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:03:22,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.