./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.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_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/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_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/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_98659b16-6280-4ab0-952e-28368cf0c452/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 6e28c81ffc5a1b93c1edca1581014bee1ba1c062c6df3b7a8a783721ae21bc12 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:17,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:17,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:03:17,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:17,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:17,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:17,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:17,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:17,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:17,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:17,469 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:17,469 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:17,470 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:17,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:17,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:17,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:17,474 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:17,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:17,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:17,475 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:17,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:17,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:17,478 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:17,479 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:17,480 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:17,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:17,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:17,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:17,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:17,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:17,484 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:17,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:17,485 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:17,485 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_98659b16-6280-4ab0-952e-28368cf0c452/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e28c81ffc5a1b93c1edca1581014bee1ba1c062c6df3b7a8a783721ae21bc12 [2023-11-19 04:03:17,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:17,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:17,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:17,888 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:17,888 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:17,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c [2023-11-19 04:03:21,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:21,980 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:21,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c [2023-11-19 04:03:22,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/data/eaf06edc6/122cc241adfc423e9ca70d37f03f326d/FLAGca7ba7ae1 [2023-11-19 04:03:22,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/data/eaf06edc6/122cc241adfc423e9ca70d37f03f326d [2023-11-19 04:03:22,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:22,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:22,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:22,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:22,077 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:22,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5420e614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22, skipping insertion in model container [2023-11-19 04:03:22,083 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,433 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:24,889 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_98659b16-6280-4ab0-952e-28368cf0c452/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[378560,378573] [2023-11-19 04:03:24,924 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_98659b16-6280-4ab0-952e-28368cf0c452/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[383339,383352] [2023-11-19 04:03:25,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:25,130 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:26,389 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_98659b16-6280-4ab0-952e-28368cf0c452/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[378560,378573] [2023-11-19 04:03:26,399 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_98659b16-6280-4ab0-952e-28368cf0c452/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[383339,383352] [2023-11-19 04:03:26,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:26,481 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:26,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26 WrapperNode [2023-11-19 04:03:26,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:26,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:26,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:26,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:26,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:26,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,076 INFO L138 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12628 [2023-11-19 04:03:27,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:27,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:27,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:27,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:27,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,145 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,605 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:27,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:27,672 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:27,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:27,673 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:27,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:27,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:27,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:27,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98659b16-6280-4ab0-952e-28368cf0c452/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 04:03:27,741 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 04:03:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 04:03:27,741 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 04:03:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 04:03:27,742 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 04:03:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 04:03:27,742 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 04:03:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 04:03:27,742 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 04:03:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 04:03:27,743 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 04:03:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:27,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:27,858 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:27,861 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:38,285 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:40,908 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:40,908 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 04:03:40,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:40 BoogieIcfgContainer [2023-11-19 04:03:40,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:40,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:40,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:40,938 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:40,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:40" (1/1) ... [2023-11-19 04:03:40,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1724 states and 3388 transitions. [2023-11-19 04:03:41,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3388 transitions. [2023-11-19 04:03:41,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:41,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,465 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 04:03:41,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1732 states and 3402 transitions. [2023-11-19 04:03:41,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3402 transitions. [2023-11-19 04:03:41,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:41,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,778 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 04:03:41,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1733 states and 3402 transitions. [2023-11-19 04:03:41,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3402 transitions. [2023-11-19 04:03:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:41,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,940 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 04:03:41,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1734 states and 3402 transitions. [2023-11-19 04:03:41,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3402 transitions. [2023-11-19 04:03:41,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:41,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,130 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 04:03:42,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1737 states and 3407 transitions. [2023-11-19 04:03:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3407 transitions. [2023-11-19 04:03:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:42,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,361 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 04:03:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1745 states and 3421 transitions. [2023-11-19 04:03:42,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3421 transitions. [2023-11-19 04:03:42,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:42,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:43,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1758 states and 3447 transitions. [2023-11-19 04:03:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2023-11-19 04:03:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:43,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:43,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:43,698 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:03:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1763 states and 3458 transitions. [2023-11-19 04:03:44,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3458 transitions. [2023-11-19 04:03:44,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:44,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:03:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1764 states and 3459 transitions. [2023-11-19 04:03:44,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3459 transitions. [2023-11-19 04:03:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:44,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,041 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:03:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:45,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1758 states and 3446 transitions. [2023-11-19 04:03:45,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3446 transitions. [2023-11-19 04:03:45,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:03:45,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:45,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,414 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 04:03:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1774 states and 3480 transitions. [2023-11-19 04:03:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3480 transitions. [2023-11-19 04:03:47,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:03:47,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:48,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1779 states and 3492 transitions. [2023-11-19 04:03:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3492 transitions. [2023-11-19 04:03:48,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:03:48,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:48,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1780 states and 3493 transitions. [2023-11-19 04:03:48,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3493 transitions. [2023-11-19 04:03:48,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:03:48,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:48,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1774 states and 3479 transitions. [2023-11-19 04:03:48,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3479 transitions. [2023-11-19 04:03:48,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:48,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,011 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 04:03:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:52,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1793 states and 3519 transitions. [2023-11-19 04:03:52,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3519 transitions. [2023-11-19 04:03:52,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:52,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:52,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:53,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1797 states and 3530 transitions. [2023-11-19 04:03:53,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3530 transitions. [2023-11-19 04:03:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:03:53,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:54,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1798 states and 3531 transitions. [2023-11-19 04:03:54,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3531 transitions. [2023-11-19 04:03:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:03:54,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:03:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1798 states and 3530 transitions. [2023-11-19 04:03:54,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3530 transitions. [2023-11-19 04:03:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:03:54,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1793 states and 3517 transitions. [2023-11-19 04:03:54,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3517 transitions. [2023-11-19 04:03:54,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:03:54,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,921 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 04:03:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1795 states and 3521 transitions. [2023-11-19 04:03:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3521 transitions. [2023-11-19 04:03:54,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:03:54,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:55,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1802 states and 3533 transitions. [2023-11-19 04:03:55,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3533 transitions. [2023-11-19 04:03:55,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:03:55,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,783 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 04:03:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1813 states and 3552 transitions. [2023-11-19 04:03:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3552 transitions. [2023-11-19 04:03:57,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:03:57,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:57,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1815 states and 3556 transitions. [2023-11-19 04:03:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3556 transitions. [2023-11-19 04:03:57,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:03:57,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:03:57,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 1817 states and 3559 transitions. [2023-11-19 04:03:57,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3559 transitions. [2023-11-19 04:03:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:03:57,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,026 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 04:03:59,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:59,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 1831 states and 3584 transitions. [2023-11-19 04:03:59,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3584 transitions. [2023-11-19 04:03:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:03:59,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:59,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:59,815 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 04:03:59,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:59,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1833 states and 3587 transitions. [2023-11-19 04:03:59,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3587 transitions. [2023-11-19 04:03:59,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:03:59,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:59,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:04:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 1840 states and 3601 transitions. [2023-11-19 04:04:01,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3601 transitions. [2023-11-19 04:04:01,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 04:04:01,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,360 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:04:01,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1842 states and 3604 transitions. [2023-11-19 04:04:01,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3604 transitions. [2023-11-19 04:04:01,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 04:04:01,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,573 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:04:01,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1844 states and 3607 transitions. [2023-11-19 04:04:01,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3607 transitions. [2023-11-19 04:04:01,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 04:04:01,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,763 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.