./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.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_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/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_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/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_e0a1c060-92e7-49c3-a6e6-2ea737c21931/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 81b1f0d7bc9c0822a8207cacf976d5f28113ec35347c6e8d0beebb39e2d17414 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:38,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:38,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:11:38,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:38,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:39,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:39,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:39,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:39,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:39,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:39,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:39,022 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:39,023 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:39,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:39,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:39,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:39,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:39,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:39,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:39,026 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:39,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:39,027 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:39,027 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:39,028 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:39,028 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:39,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:39,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:39,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:39,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:39,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:39,033 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:39,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:39,033 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:39,033 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_e0a1c060-92e7-49c3-a6e6-2ea737c21931/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81b1f0d7bc9c0822a8207cacf976d5f28113ec35347c6e8d0beebb39e2d17414 [2023-11-19 03:11:39,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:39,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:39,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:39,388 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:39,388 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:39,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c [2023-11-19 03:11:42,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:43,632 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:43,633 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c [2023-11-19 03:11:43,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/data/fc857672e/85ce08010dab41b1992ad969920fcbf1/FLAGbe83ca25c [2023-11-19 03:11:43,709 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/data/fc857672e/85ce08010dab41b1992ad969920fcbf1 [2023-11-19 03:11:43,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:43,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:43,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:43,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:43,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:43,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1206f1eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43, skipping insertion in model container [2023-11-19 03:11:43,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:44,027 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:46,640 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_e0a1c060-92e7-49c3-a6e6-2ea737c21931/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[382357,382370] [2023-11-19 03:11:46,674 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_e0a1c060-92e7-49c3-a6e6-2ea737c21931/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[383339,383352] [2023-11-19 03:11:46,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:46,956 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:48,402 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_e0a1c060-92e7-49c3-a6e6-2ea737c21931/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[382357,382370] [2023-11-19 03:11:48,406 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_e0a1c060-92e7-49c3-a6e6-2ea737c21931/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[383339,383352] [2023-11-19 03:11:48,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:48,516 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:48,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48 WrapperNode [2023-11-19 03:11:48,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:48,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:48,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:48,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:48,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:48,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,242 INFO L138 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12688 [2023-11-19 03:11:49,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:49,244 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:49,245 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:49,245 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:49,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:49,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:49,875 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:49,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:49,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:48" (1/1) ... [2023-11-19 03:11:49,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:49,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:49,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:49,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a1c060-92e7-49c3-a6e6-2ea737c21931/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:11:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:11:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:11:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:11:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:11:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:11:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:11:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:11:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:11:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:11:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:11:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:11:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:50,133 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:50,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:01,218 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:03,839 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:03,839 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 03:12:03,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:03 BoogieIcfgContainer [2023-11-19 03:12:03,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:03,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:03,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:03,871 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:03,872 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:03" (1/1) ... [2023-11-19 03:12:03,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:03,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 1736 states and 3407 transitions. [2023-11-19 03:12:03,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3407 transitions. [2023-11-19 03:12:04,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:12:04,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:04,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:04,545 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 03:12:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:04,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1747 states and 3427 transitions. [2023-11-19 03:12:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3427 transitions. [2023-11-19 03:12:04,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:12:04,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:04,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:05,048 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 03:12:05,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:05,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1748 states and 3427 transitions. [2023-11-19 03:12:05,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3427 transitions. [2023-11-19 03:12:05,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:12:05,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:05,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:05,314 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 03:12:05,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1749 states and 3427 transitions. [2023-11-19 03:12:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3427 transitions. [2023-11-19 03:12:05,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:12:05,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:05,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:05,507 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 03:12:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1750 states and 3427 transitions. [2023-11-19 03:12:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3427 transitions. [2023-11-19 03:12:05,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:12:05,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:05,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:05,695 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 03:12:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1756 states and 3438 transitions. [2023-11-19 03:12:06,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3438 transitions. [2023-11-19 03:12:06,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:12:06,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,269 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 03:12:06,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1757 states and 3438 transitions. [2023-11-19 03:12:06,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3438 transitions. [2023-11-19 03:12:06,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:12:06,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,436 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 03:12:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1759 states and 3443 transitions. [2023-11-19 03:12:06,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3443 transitions. [2023-11-19 03:12:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:12:06,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,816 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 03:12:06,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1767 states and 3457 transitions. [2023-11-19 03:12:06,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3457 transitions. [2023-11-19 03:12:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:12:06,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:07,226 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 03:12:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1783 states and 3489 transitions. [2023-11-19 03:12:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3489 transitions. [2023-11-19 03:12:08,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:12:08,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:08,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:08,615 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 03:12:09,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:09,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1791 states and 3506 transitions. [2023-11-19 03:12:09,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3506 transitions. [2023-11-19 03:12:09,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:12:09,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:09,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:09,957 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 03:12:10,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:10,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1792 states and 3507 transitions. [2023-11-19 03:12:10,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3507 transitions. [2023-11-19 03:12:10,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:12:10,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:10,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:10,139 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 03:12:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1793 states and 3508 transitions. [2023-11-19 03:12:10,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3508 transitions. [2023-11-19 03:12:10,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:12:10,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:10,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:10,341 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 03:12:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:10,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1784 states and 3490 transitions. [2023-11-19 03:12:10,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3490 transitions. [2023-11-19 03:12:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:12:10,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:10,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:10,765 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 03:12:13,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:13,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1803 states and 3530 transitions. [2023-11-19 03:12:13,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3530 transitions. [2023-11-19 03:12:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:12:13,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:13,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:13,456 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 03:12:14,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1811 states and 3548 transitions. [2023-11-19 03:12:14,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3548 transitions. [2023-11-19 03:12:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:12:14,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:14,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:14,544 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 03:12:14,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1812 states and 3549 transitions. [2023-11-19 03:12:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3549 transitions. [2023-11-19 03:12:14,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:12:14,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:14,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:14,727 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 03:12:14,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1813 states and 3550 transitions. [2023-11-19 03:12:14,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3550 transitions. [2023-11-19 03:12:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:12:14,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:14,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:14,960 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 03:12:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1804 states and 3531 transitions. [2023-11-19 03:12:14,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3531 transitions. [2023-11-19 03:12:14,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:14,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:14,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:15,508 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 03:12:19,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:19,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 1827 states and 3580 transitions. [2023-11-19 03:12:19,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3580 transitions. [2023-11-19 03:12:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:19,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:19,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:19,692 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 03:12:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:21,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1834 states and 3597 transitions. [2023-11-19 03:12:21,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3597 transitions. [2023-11-19 03:12:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:21,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:21,258 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 03:12:21,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:21,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1835 states and 3598 transitions. [2023-11-19 03:12:21,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3598 transitions. [2023-11-19 03:12:21,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:21,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:21,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:21,503 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 03:12:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1836 states and 3599 transitions. [2023-11-19 03:12:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3599 transitions. [2023-11-19 03:12:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:21,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:21,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:21,738 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 03:12:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1836 states and 3598 transitions. [2023-11-19 03:12:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3598 transitions. [2023-11-19 03:12:21,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:21,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:21,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:21,829 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 03:12:22,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1828 states and 3580 transitions. [2023-11-19 03:12:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3580 transitions. [2023-11-19 03:12:22,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:12:22,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:22,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:22,393 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 03:12:22,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 1830 states and 3584 transitions. [2023-11-19 03:12:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3584 transitions. [2023-11-19 03:12:22,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:12:22,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:22,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:23,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.