./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 0bef365bd29db1ac20249b1e3139137560ac4134ff54f631658e57cc437eb0ce --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:11,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:11,486 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:09:11,491 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:11,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:09:11,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:11,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:11,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:11,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:11,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:11,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:11,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:11,532 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:11,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:11,538 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:11,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:11,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:11,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:11,541 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:11,542 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:11,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:11,543 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:11,543 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:11,544 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:11,544 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:11,545 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:11,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:11,546 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:11,546 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:11,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:11,547 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:09:11,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:11,548 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:11,549 INFO L153 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_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bef365bd29db1ac20249b1e3139137560ac4134ff54f631658e57cc437eb0ce [2023-11-19 04:09:11,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:11,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:11,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:11,891 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:11,891 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:11,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c [2023-11-19 04:09:15,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:15,416 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:15,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c [2023-11-19 04:09:15,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/data/f7826ae5e/c16aee9dd6db4fd286267fef5e55d421/FLAG743752d00 [2023-11-19 04:09:15,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/data/f7826ae5e/c16aee9dd6db4fd286267fef5e55d421 [2023-11-19 04:09:15,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:15,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:15,470 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:15,470 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:15,476 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:15,477 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:15" (1/1) ... [2023-11-19 04:09:15,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f8cf7b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:15, skipping insertion in model container [2023-11-19 04:09:15,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:15" (1/1) ... [2023-11-19 04:09:15,560 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:15,768 WARN L240 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_7cf6342d-574a-4258-976f-840c320c8224/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c[913,926] [2023-11-19 04:09:15,844 WARN L240 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_7cf6342d-574a-4258-976f-840c320c8224/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c[5977,5990] [2023-11-19 04:09:16,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:16,078 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:16,095 WARN L240 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_7cf6342d-574a-4258-976f-840c320c8224/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c[913,926] [2023-11-19 04:09:16,131 WARN L240 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_7cf6342d-574a-4258-976f-840c320c8224/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.14.cil.c[5977,5990] [2023-11-19 04:09:16,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:16,282 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:16,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16 WrapperNode [2023-11-19 04:09:16,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:16,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:16,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:16,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:16,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,403 INFO L138 Inliner]: procedures = 72, calls = 85, calls flagged for inlining = 46, calls inlined = 46, statements flattened = 1089 [2023-11-19 04:09:16,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:16,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:16,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:16,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:16,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,478 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,510 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:16,511 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:16,511 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:16,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:16,512 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:16" (1/1) ... [2023-11-19 04:09:16,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:16,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:16,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:16,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf6342d-574a-4258-976f-840c320c8224/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:16,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:16,586 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 04:09:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 04:09:16,587 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-19 04:09:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-19 04:09:16,587 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 04:09:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 04:09:16,587 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 04:09:16,588 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 04:09:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 04:09:16,588 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 04:09:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 04:09:16,588 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 04:09:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 04:09:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 04:09:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 04:09:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 04:09:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:16,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 04:09:16,590 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 04:09:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-19 04:09:16,590 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-19 04:09:16,761 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:16,765 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:17,982 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:18,563 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:18,563 INFO L302 CfgBuilder]: Removed 19 assume(true) statements. [2023-11-19 04:09:18,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:18 BoogieIcfgContainer [2023-11-19 04:09:18,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:18,581 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:18,581 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:18,592 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:18,593 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:18" (1/1) ... [2023-11-19 04:09:18,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:18,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 258 states and 392 transitions. [2023-11-19 04:09:18,714 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 392 transitions. [2023-11-19 04:09:18,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:09:18,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:18,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:19,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 263 states and 398 transitions. [2023-11-19 04:09:19,389 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 398 transitions. [2023-11-19 04:09:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:09:19,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:19,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 273 states and 418 transitions. [2023-11-19 04:09:19,696 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 418 transitions. [2023-11-19 04:09:19,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:09:19,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:19,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:19,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:19,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:19,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 285 states and 441 transitions. [2023-11-19 04:09:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 441 transitions. [2023-11-19 04:09:19,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:09:19,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 285 states and 440 transitions. [2023-11-19 04:09:20,054 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 440 transitions. [2023-11-19 04:09:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:09:20,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:20,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:20,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 288 states and 446 transitions. [2023-11-19 04:09:20,711 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 446 transitions. [2023-11-19 04:09:20,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:09:20,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:20,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:21,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:21,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 296 states and 461 transitions. [2023-11-19 04:09:21,466 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 461 transitions. [2023-11-19 04:09:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:09:21,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:21,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:21,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:09:22,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 304 states and 476 transitions. [2023-11-19 04:09:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 476 transitions. [2023-11-19 04:09:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:09:22,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:22,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:22,486 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:09:22,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 306 states and 480 transitions. [2023-11-19 04:09:22,754 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 480 transitions. [2023-11-19 04:09:22,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:09:22,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:22,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:22,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:09:22,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:22,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 310 states and 485 transitions. [2023-11-19 04:09:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 485 transitions. [2023-11-19 04:09:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:09:22,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:22,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,029 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:09:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 317 states and 501 transitions. [2023-11-19 04:09:23,547 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 501 transitions. [2023-11-19 04:09:23,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:09:23,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,630 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:09:23,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 324 states and 518 transitions. [2023-11-19 04:09:23,949 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 518 transitions. [2023-11-19 04:09:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:09:23,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:23,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:23,997 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:24,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 326 states and 521 transitions. [2023-11-19 04:09:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 521 transitions. [2023-11-19 04:09:24,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:24,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:24,476 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:09:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:24,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 335 states and 536 transitions. [2023-11-19 04:09:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 536 transitions. [2023-11-19 04:09:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:24,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:24,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,019 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:09:25,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 336 states and 536 transitions. [2023-11-19 04:09:25,048 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 536 transitions. [2023-11-19 04:09:25,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:09:25,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,089 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 04:09:25,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 345 states and 551 transitions. [2023-11-19 04:09:25,703 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 551 transitions. [2023-11-19 04:09:25,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:25,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:25,768 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 04:09:25,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:25,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 345 states and 550 transitions. [2023-11-19 04:09:25,812 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 550 transitions. [2023-11-19 04:09:25,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:25,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:25,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:09:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 358 states and 584 transitions. [2023-11-19 04:09:27,209 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 584 transitions. [2023-11-19 04:09:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:27,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:27,328 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:09:27,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 364 states and 596 transitions. [2023-11-19 04:09:27,973 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 596 transitions. [2023-11-19 04:09:27,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:09:27,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:27,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:28,113 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:09:28,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:28,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 370 states and 607 transitions. [2023-11-19 04:09:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 607 transitions. [2023-11-19 04:09:28,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:09:28,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:28,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:28,891 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:09:32,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:32,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 396 states and 666 transitions. [2023-11-19 04:09:32,607 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 666 transitions. [2023-11-19 04:09:32,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:09:32,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:32,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:32,673 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:33,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 406 states and 684 transitions. [2023-11-19 04:09:33,678 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 684 transitions. [2023-11-19 04:09:33,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:09:33,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:33,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:33,717 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:34,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 412 states and 697 transitions. [2023-11-19 04:09:34,272 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 697 transitions. [2023-11-19 04:09:34,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:09:34,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:34,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:34,355 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:09:34,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:34,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 413 states and 701 transitions. [2023-11-19 04:09:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 701 transitions. [2023-11-19 04:09:34,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:09:34,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:34,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:34,780 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:09:35,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 414 states and 704 transitions. [2023-11-19 04:09:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 704 transitions. [2023-11-19 04:09:35,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:09:35,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:35,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:09:35,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:35,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 415 states and 709 transitions. [2023-11-19 04:09:35,387 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 709 transitions. [2023-11-19 04:09:35,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:09:35,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:35,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:35,724 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:09:38,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:38,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 431 states and 748 transitions. [2023-11-19 04:09:38,754 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 748 transitions. [2023-11-19 04:09:38,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:09:38,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:38,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:39,242 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:09:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:40,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 433 states and 755 transitions. [2023-11-19 04:09:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 755 transitions. [2023-11-19 04:09:40,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:40,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:40,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:09:42,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:42,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 433 states and 754 transitions. [2023-11-19 04:09:42,175 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 754 transitions. [2023-11-19 04:09:42,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:42,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:42,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:09:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 433 states and 753 transitions. [2023-11-19 04:09:43,052 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 753 transitions. [2023-11-19 04:09:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:43,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:43,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:43,194 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:09:43,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:43,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 431 states and 749 transitions. [2023-11-19 04:09:43,383 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 749 transitions. [2023-11-19 04:09:43,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:09:43,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:43,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:43,466 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 04:09:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 436 states and 757 transitions. [2023-11-19 04:09:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 757 transitions. [2023-11-19 04:09:43,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:43,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:43,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:43,899 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 441 states and 771 transitions. [2023-11-19 04:09:44,275 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 771 transitions. [2023-11-19 04:09:44,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:44,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:44,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:44,341 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:44,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:44,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 443 states and 774 transitions. [2023-11-19 04:09:44,982 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 774 transitions. [2023-11-19 04:09:44,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:44,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:44,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:45,167 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:09:45,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:45,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 441 states and 763 transitions. [2023-11-19 04:09:45,226 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 763 transitions. [2023-11-19 04:09:45,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:45,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:45,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:09:45,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:45,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 442 states and 764 transitions. [2023-11-19 04:09:45,426 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 764 transitions. [2023-11-19 04:09:45,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:09:45,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:45,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:09:45,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:45,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 443 states and 767 transitions. [2023-11-19 04:09:45,591 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 767 transitions. [2023-11-19 04:09:45,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:45,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:45,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:45,691 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 448 states and 781 transitions. [2023-11-19 04:09:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 781 transitions. [2023-11-19 04:09:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:46,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:46,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 450 states and 784 transitions. [2023-11-19 04:09:47,556 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 784 transitions. [2023-11-19 04:09:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:47,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:47,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:09:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:48,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 452 states and 787 transitions. [2023-11-19 04:09:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 787 transitions. [2023-11-19 04:09:48,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:48,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:48,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:09:48,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:48,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 453 states and 790 transitions. [2023-11-19 04:09:48,728 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 790 transitions. [2023-11-19 04:09:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:48,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:48,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:09:48,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 454 states and 791 transitions. [2023-11-19 04:09:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 791 transitions. [2023-11-19 04:09:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:09:48,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:48,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:48,891 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:09:48,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:48,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 455 states and 794 transitions. [2023-11-19 04:09:48,930 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 794 transitions. [2023-11-19 04:09:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:09:48,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:48,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:09:49,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:49,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 457 states and 798 transitions. [2023-11-19 04:09:49,128 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 798 transitions. [2023-11-19 04:09:49,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:09:49,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:49,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:09:49,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:49,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 458 states and 799 transitions. [2023-11-19 04:09:49,830 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 799 transitions. [2023-11-19 04:09:49,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:09:49,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:49,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:50,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:50,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 458 states and 798 transitions. [2023-11-19 04:09:50,839 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 798 transitions. [2023-11-19 04:09:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:09:50,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:50,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:09:54,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:54,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 472 states and 821 transitions. [2023-11-19 04:09:54,594 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 821 transitions. [2023-11-19 04:09:54,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:09:54,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:54,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:54,635 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:09:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:56,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 485 states and 854 transitions. [2023-11-19 04:09:56,550 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 854 transitions. [2023-11-19 04:09:56,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:09:56,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:56,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 04:09:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:59,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 496 states and 890 transitions. [2023-11-19 04:09:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 890 transitions. [2023-11-19 04:09:59,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:09:59,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:59,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:59,417 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:10:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:01,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 502 states and 906 transitions. [2023-11-19 04:10:01,076 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 906 transitions. [2023-11-19 04:10:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:10:01,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:01,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:01,117 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.