./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.13.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/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_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/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_1716f704-5bb0-460a-b0ca-777b5a7f3f15/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 b77809112787d30d81c7c3c0f8f2a230e1ec99494e3dfc2397bd48db4468ad64 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:24,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:25,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:12:25,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:25,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:25,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:25,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:25,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:25,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:25,132 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:25,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:25,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:25,135 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:25,137 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:25,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:25,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:25,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:25,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:25,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:25,140 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:25,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:25,141 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:25,141 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:25,144 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:25,144 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:25,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:25,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:25,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:25,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:25,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:25,149 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:25,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:25,150 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:25,151 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_1716f704-5bb0-460a-b0ca-777b5a7f3f15/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b77809112787d30d81c7c3c0f8f2a230e1ec99494e3dfc2397bd48db4468ad64 [2023-11-19 03:12:25,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:25,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:25,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:25,507 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:25,508 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:25,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.13.cil-2.c [2023-11-19 03:12:29,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:29,515 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:29,516 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.13.cil-2.c [2023-11-19 03:12:29,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/data/73b813607/0719c804518d4df0aaac108b8bbc4443/FLAG40173786a [2023-11-19 03:12:29,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/data/73b813607/0719c804518d4df0aaac108b8bbc4443 [2023-11-19 03:12:29,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:29,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:29,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:29,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:29,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:29,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:29" (1/1) ... [2023-11-19 03:12:29,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e4c70d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:29, skipping insertion in model container [2023-11-19 03:12:29,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:29" (1/1) ... [2023-11-19 03:12:29,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:29,882 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_1716f704-5bb0-460a-b0ca-777b5a7f3f15/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.13.cil-2.c[913,926] [2023-11-19 03:12:29,947 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_1716f704-5bb0-460a-b0ca-777b5a7f3f15/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.13.cil-2.c[5977,5990] [2023-11-19 03:12:30,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:30,163 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:30,180 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_1716f704-5bb0-460a-b0ca-777b5a7f3f15/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.13.cil-2.c[913,926] [2023-11-19 03:12:30,198 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_1716f704-5bb0-460a-b0ca-777b5a7f3f15/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.13.cil-2.c[5977,5990] [2023-11-19 03:12:30,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:30,319 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:30,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30 WrapperNode [2023-11-19 03:12:30,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:30,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:30,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:30,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:30,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,350 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,438 INFO L138 Inliner]: procedures = 74, calls = 87, calls flagged for inlining = 49, calls inlined = 49, statements flattened = 1145 [2023-11-19 03:12:30,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:30,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:30,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:30,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:30,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,462 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,512 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:30,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:30,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:30,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:30,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:30" (1/1) ... [2023-11-19 03:12:30,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:30,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:30,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:30,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1716f704-5bb0-460a-b0ca-777b5a7f3f15/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:30,634 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:12:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:12:30,635 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-19 03:12:30,635 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-19 03:12:30,635 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:12:30,636 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:12:30,636 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:12:30,637 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:12:30,638 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:12:30,638 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:12:30,638 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:12:30,639 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:12:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:12:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:12:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:12:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:12:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:12:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:12:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:12:30,853 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:30,860 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:32,223 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:33,121 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:33,122 INFO L302 CfgBuilder]: Removed 20 assume(true) statements. [2023-11-19 03:12:33,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:33 BoogieIcfgContainer [2023-11-19 03:12:33,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:33,145 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:33,145 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:33,161 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:33,162 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:33" (1/1) ... [2023-11-19 03:12:33,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:33,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:33,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 264 states and 401 transitions. [2023-11-19 03:12:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 401 transitions. [2023-11-19 03:12:33,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:12:33,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:33,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:33,876 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 03:12:33,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:33,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 269 states and 407 transitions. [2023-11-19 03:12:33,999 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 407 transitions. [2023-11-19 03:12:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:12:34,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:34,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:34,184 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 03:12:34,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 279 states and 427 transitions. [2023-11-19 03:12:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 427 transitions. [2023-11-19 03:12:34,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:12:34,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:34,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:34,455 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 03:12:34,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 291 states and 450 transitions. [2023-11-19 03:12:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 450 transitions. [2023-11-19 03:12:34,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:12:34,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:34,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:34,697 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 03:12:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:34,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 291 states and 449 transitions. [2023-11-19 03:12:34,715 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 449 transitions. [2023-11-19 03:12:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:12:34,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:34,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:35,153 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 03:12:35,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:35,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 294 states and 455 transitions. [2023-11-19 03:12:35,519 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 455 transitions. [2023-11-19 03:12:35,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:12:35,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:35,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:35,609 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 03:12:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:36,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 302 states and 470 transitions. [2023-11-19 03:12:36,273 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 470 transitions. [2023-11-19 03:12:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:12:36,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:36,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:36,389 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 03:12:37,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:37,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 310 states and 485 transitions. [2023-11-19 03:12:37,393 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 485 transitions. [2023-11-19 03:12:37,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:12:37,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:37,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:37,492 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 03:12:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:37,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 312 states and 489 transitions. [2023-11-19 03:12:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 489 transitions. [2023-11-19 03:12:37,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:37,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:37,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:37,945 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 03:12:38,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:38,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 316 states and 494 transitions. [2023-11-19 03:12:38,066 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 494 transitions. [2023-11-19 03:12:38,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:12:38,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:38,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:38,228 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 03:12:38,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 323 states and 510 transitions. [2023-11-19 03:12:38,792 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 510 transitions. [2023-11-19 03:12:38,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:38,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:38,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:38,858 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 03:12:39,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:39,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 330 states and 527 transitions. [2023-11-19 03:12:39,259 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 527 transitions. [2023-11-19 03:12:39,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:39,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:39,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:39,320 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 03:12:39,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:39,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 332 states and 530 transitions. [2023-11-19 03:12:39,476 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 530 transitions. [2023-11-19 03:12:39,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:12:39,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:39,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:39,976 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 03:12:40,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:40,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 341 states and 545 transitions. [2023-11-19 03:12:40,397 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 545 transitions. [2023-11-19 03:12:40,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:12:40,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:40,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:40,602 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 03:12:40,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 342 states and 545 transitions. [2023-11-19 03:12:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 545 transitions. [2023-11-19 03:12:40,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:12:40,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:40,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:40,710 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 03:12:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:41,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 351 states and 560 transitions. [2023-11-19 03:12:41,473 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 560 transitions. [2023-11-19 03:12:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:12:41,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:41,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:41,531 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 03:12:41,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 351 states and 559 transitions. [2023-11-19 03:12:41,556 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 559 transitions. [2023-11-19 03:12:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:12:41,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:41,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:41,762 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 03:12:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:43,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 364 states and 593 transitions. [2023-11-19 03:12:43,094 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 593 transitions. [2023-11-19 03:12:43,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:12:43,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:43,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:43,224 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 03:12:43,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:43,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 370 states and 604 transitions. [2023-11-19 03:12:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 604 transitions. [2023-11-19 03:12:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:12:43,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:43,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:44,055 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 03:12:44,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:44,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 376 states and 616 transitions. [2023-11-19 03:12:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 616 transitions. [2023-11-19 03:12:44,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:12:44,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:44,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:44,899 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 03:12:48,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:48,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 402 states and 675 transitions. [2023-11-19 03:12:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 675 transitions. [2023-11-19 03:12:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:12:48,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:48,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:48,807 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 03:12:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:49,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 412 states and 695 transitions. [2023-11-19 03:12:49,966 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 695 transitions. [2023-11-19 03:12:49,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:12:49,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:49,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:50,015 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 03:12:50,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 418 states and 706 transitions. [2023-11-19 03:12:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 706 transitions. [2023-11-19 03:12:50,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:12:50,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:50,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:50,746 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 03:12:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:51,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 419 states and 710 transitions. [2023-11-19 03:12:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 710 transitions. [2023-11-19 03:12:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:12:51,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:51,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:51,191 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 03:12:51,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:51,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 420 states and 715 transitions. [2023-11-19 03:12:51,478 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 715 transitions. [2023-11-19 03:12:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:12:51,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:51,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:51,540 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 03:12:51,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:51,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 421 states and 718 transitions. [2023-11-19 03:12:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 718 transitions. [2023-11-19 03:12:51,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:51,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:51,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:52,159 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 03:12:54,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 436 states and 755 transitions. [2023-11-19 03:12:54,782 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 755 transitions. [2023-11-19 03:12:54,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:54,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:54,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:54,919 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 03:12:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 437 states and 757 transitions. [2023-11-19 03:12:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 757 transitions. [2023-11-19 03:12:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:55,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:55,804 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 03:12:57,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 439 states and 764 transitions. [2023-11-19 03:12:57,025 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 764 transitions. [2023-11-19 03:12:57,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:57,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:57,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:57,618 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 03:12:58,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:58,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 439 states and 763 transitions. [2023-11-19 03:12:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 763 transitions. [2023-11-19 03:12:58,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:58,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:58,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:58,945 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 03:12:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:59,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 439 states and 762 transitions. [2023-11-19 03:12:59,787 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 762 transitions. [2023-11-19 03:12:59,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:59,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:59,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:59,901 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 03:13:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 437 states and 758 transitions. [2023-11-19 03:13:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 758 transitions. [2023-11-19 03:13:00,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:00,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:00,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:00,160 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 03:13:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:00,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 442 states and 766 transitions. [2023-11-19 03:13:00,584 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 766 transitions. [2023-11-19 03:13:00,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:00,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:00,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:00,655 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 03:13:01,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:01,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 449 states and 783 transitions. [2023-11-19 03:13:01,671 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 783 transitions. [2023-11-19 03:13:01,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:01,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:01,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:01,827 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 03:13:01,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:01,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 447 states and 772 transitions. [2023-11-19 03:13:01,872 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 772 transitions. [2023-11-19 03:13:01,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:01,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:01,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:02,073 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 03:13:02,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:02,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 448 states and 775 transitions. [2023-11-19 03:13:02,122 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 775 transitions. [2023-11-19 03:13:02,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:13:02,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:02,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:02,275 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 03:13:02,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:02,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 449 states and 776 transitions. [2023-11-19 03:13:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 776 transitions. [2023-11-19 03:13:02,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:02,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:02,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:02,472 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 03:13:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:03,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 456 states and 793 transitions. [2023-11-19 03:13:03,698 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 793 transitions. [2023-11-19 03:13:03,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:03,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:03,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:03,903 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 03:13:05,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:05,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 458 states and 796 transitions. [2023-11-19 03:13:05,153 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 796 transitions. [2023-11-19 03:13:05,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:05,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:05,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:05,203 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 03:13:05,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:05,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 459 states and 799 transitions. [2023-11-19 03:13:05,444 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 799 transitions. [2023-11-19 03:13:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:05,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:05,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:05,484 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 03:13:05,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:05,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 460 states and 802 transitions. [2023-11-19 03:13:05,527 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 802 transitions. [2023-11-19 03:13:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:13:05,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:05,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:05,572 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 03:13:05,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:05,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 461 states and 803 transitions. [2023-11-19 03:13:05,690 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 803 transitions. [2023-11-19 03:13:05,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:13:05,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:05,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:05,815 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 03:13:05,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 463 states and 807 transitions. [2023-11-19 03:13:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 807 transitions. [2023-11-19 03:13:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:13:05,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:05,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:05,937 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 03:13:06,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 464 states and 808 transitions. [2023-11-19 03:13:06,724 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 808 transitions. [2023-11-19 03:13:06,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:13:06,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:06,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:07,184 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 03:13:07,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 464 states and 807 transitions. [2023-11-19 03:13:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 807 transitions. [2023-11-19 03:13:07,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:13:07,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:07,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:07,782 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 03:13:11,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:11,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 478 states and 830 transitions. [2023-11-19 03:13:11,661 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 830 transitions. [2023-11-19 03:13:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:13:11,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:11,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:11,704 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 03:13:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 491 states and 863 transitions. [2023-11-19 03:13:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 863 transitions. [2023-11-19 03:13:13,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:13:13,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:13,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.