./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.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_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/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_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/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_88959919-3b08-4c7b-b6cd-96991ee81789/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 e5dd58415aac7d1d5a1692f51a0046cae2819bd35dc6a9ac29c06647e84dab1f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:06:51,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:06:51,623 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:06:51,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:06:51,636 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:06:51,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:06:51,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:06:51,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:06:51,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:06:51,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:06:51,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:06:51,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:06:51,686 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:06:51,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:06:51,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:06:51,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:06:51,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:06:51,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:06:51,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:06:51,690 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:06:51,690 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:06:51,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:06:51,691 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:06:51,691 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:06:51,692 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:06:51,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:06:51,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:06:51,693 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:06:51,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:06:51,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:06:51,696 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:06:51,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:06:51,696 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:06:51,696 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_88959919-3b08-4c7b-b6cd-96991ee81789/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5dd58415aac7d1d5a1692f51a0046cae2819bd35dc6a9ac29c06647e84dab1f [2023-11-19 03:06:51,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:06:52,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:06:52,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:06:52,036 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:06:52,037 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:06:52,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c [2023-11-19 03:06:55,235 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:06:56,179 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:06:56,180 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c [2023-11-19 03:06:56,256 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/data/d13bf5632/f66e52f9491d4d228680fcfc3738fbb7/FLAGab81b9163 [2023-11-19 03:06:56,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/data/d13bf5632/f66e52f9491d4d228680fcfc3738fbb7 [2023-11-19 03:06:56,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:06:56,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:06:56,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:56,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:06:56,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:06:56,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:56" (1/1) ... [2023-11-19 03:06:56,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ecd54a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:56, skipping insertion in model container [2023-11-19 03:06:56,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:56" (1/1) ... [2023-11-19 03:06:56,607 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:06:59,298 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_88959919-3b08-4c7b-b6cd-96991ee81789/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[377340,377353] [2023-11-19 03:06:59,337 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_88959919-3b08-4c7b-b6cd-96991ee81789/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[383339,383352] [2023-11-19 03:06:59,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:59,528 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:00,806 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_88959919-3b08-4c7b-b6cd-96991ee81789/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[377340,377353] [2023-11-19 03:07:00,816 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_88959919-3b08-4c7b-b6cd-96991ee81789/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[383339,383352] [2023-11-19 03:07:00,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:00,962 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:00,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00 WrapperNode [2023-11-19 03:07:00,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:00,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:00,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:00,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:00,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:01,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:01,679 INFO L138 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12568 [2023-11-19 03:07:01,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:01,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:01,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:01,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:01,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:01,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:01,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:01,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:02,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:02,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:02,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:02,256 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:02,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:02,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:02,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:02,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:02,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:00" (1/1) ... [2023-11-19 03:07:02,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:02,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:02,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:02,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88959919-3b08-4c7b-b6cd-96991ee81789/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:02,507 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:07:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:07:02,508 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:07:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:07:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:07:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:07:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:07:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:07:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:07:02,509 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:07:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:07:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:07:02,510 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:07:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:02,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:02,671 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:02,673 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:12,492 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:15,153 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:15,153 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:07:15,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:15 BoogieIcfgContainer [2023-11-19 03:07:15,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:07:15,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:07:15,176 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:07:15,190 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:07:15,190 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:15" (1/1) ... [2023-11-19 03:07:15,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:07:15,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:15,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 1712 states and 3369 transitions. [2023-11-19 03:07:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3369 transitions. [2023-11-19 03:07:15,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:07:15,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:15,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:15,847 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 03:07:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:16,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1717 states and 3377 transitions. [2023-11-19 03:07:16,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3377 transitions. [2023-11-19 03:07:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:07:16,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:16,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:16,122 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 03:07:16,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:16,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1718 states and 3377 transitions. [2023-11-19 03:07:16,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3377 transitions. [2023-11-19 03:07:16,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:07:16,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:16,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:16,235 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 03:07:16,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:16,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 1726 states and 3391 transitions. [2023-11-19 03:07:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3391 transitions. [2023-11-19 03:07:16,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:07:16,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:16,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:16,638 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 03:07:17,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:17,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1739 states and 3418 transitions. [2023-11-19 03:07:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3418 transitions. [2023-11-19 03:07:17,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:07:17,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:17,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:17,475 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 03:07:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:18,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1742 states and 3423 transitions. [2023-11-19 03:07:18,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3423 transitions. [2023-11-19 03:07:18,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:07:18,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:18,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:18,214 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 03:07:18,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:18,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1740 states and 3418 transitions. [2023-11-19 03:07:18,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3418 transitions. [2023-11-19 03:07:18,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:07:18,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:18,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:18,371 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 03:07:18,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:18,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1737 states and 3410 transitions. [2023-11-19 03:07:18,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3410 transitions. [2023-11-19 03:07:18,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:07:18,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:18,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:18,467 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 03:07:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:18,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1739 states and 3413 transitions. [2023-11-19 03:07:18,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3413 transitions. [2023-11-19 03:07:18,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:07:18,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:18,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:18,552 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 03:07:18,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:18,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1741 states and 3416 transitions. [2023-11-19 03:07:18,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3416 transitions. [2023-11-19 03:07:18,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:07:18,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:18,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:18,620 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 03:07:18,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1741 states and 3415 transitions. [2023-11-19 03:07:18,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3415 transitions. [2023-11-19 03:07:18,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:07:18,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:18,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:18,698 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 03:07:18,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:18,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1743 states and 3419 transitions. [2023-11-19 03:07:18,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3419 transitions. [2023-11-19 03:07:18,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:07:18,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:18,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:18,903 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 03:07:19,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:19,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1754 states and 3439 transitions. [2023-11-19 03:07:19,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3439 transitions. [2023-11-19 03:07:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:07:19,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:19,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:07:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:19,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 1756 states and 3442 transitions. [2023-11-19 03:07:19,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3442 transitions. [2023-11-19 03:07:19,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:07:19,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:19,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:07:19,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:19,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 1758 states and 3446 transitions. [2023-11-19 03:07:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3446 transitions. [2023-11-19 03:07:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:07:19,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:19,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:19,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:19,824 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:07:19,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:19,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1762 states and 3452 transitions. [2023-11-19 03:07:19,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3452 transitions. [2023-11-19 03:07:19,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:07:19,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:19,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:20,225 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:07:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:22,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1782 states and 3497 transitions. [2023-11-19 03:07:22,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3497 transitions. [2023-11-19 03:07:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:07:22,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:22,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:22,425 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:07:22,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:22,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 1784 states and 3503 transitions. [2023-11-19 03:07:22,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3503 transitions. [2023-11-19 03:07:22,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:07:22,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:22,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:22,970 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:07:23,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:23,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1781 states and 3494 transitions. [2023-11-19 03:07:23,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3494 transitions. [2023-11-19 03:07:23,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:07:23,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:23,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:23,215 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:07:24,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1788 states and 3512 transitions. [2023-11-19 03:07:24,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3512 transitions. [2023-11-19 03:07:24,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:07:24,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:24,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:24,493 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:07:25,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:25,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 1790 states and 3517 transitions. [2023-11-19 03:07:25,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3517 transitions. [2023-11-19 03:07:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:07:25,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:25,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:07:25,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:25,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1788 states and 3511 transitions. [2023-11-19 03:07:25,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3511 transitions. [2023-11-19 03:07:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:07:25,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:25,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:25,286 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:07:25,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:25,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 1784 states and 3501 transitions. [2023-11-19 03:07:25,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3501 transitions. [2023-11-19 03:07:25,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:07:25,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:25,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:25,566 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:07:25,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:25,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 1786 states and 3502 transitions. [2023-11-19 03:07:25,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3502 transitions. [2023-11-19 03:07:25,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:07:25,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:25,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:25,777 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:07:25,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:25,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1788 states and 3505 transitions. [2023-11-19 03:07:25,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3505 transitions. [2023-11-19 03:07:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:07:25,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:25,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:25,869 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:07:25,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:25,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1789 states and 3505 transitions. [2023-11-19 03:07:25,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3505 transitions. [2023-11-19 03:07:25,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:07:25,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:25,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:07:26,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:26,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1798 states and 3521 transitions. [2023-11-19 03:07:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3521 transitions. [2023-11-19 03:07:26,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:07:26,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:26,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:27,099 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:07:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 1807 states and 3538 transitions. [2023-11-19 03:07:27,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3538 transitions. [2023-11-19 03:07:27,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:07:27,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:27,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:27,861 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:07:28,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:28,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1809 states and 3539 transitions. [2023-11-19 03:07:28,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3539 transitions. [2023-11-19 03:07:28,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:07:28,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:28,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:28,504 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:07:28,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 1811 states and 3543 transitions. [2023-11-19 03:07:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3543 transitions. [2023-11-19 03:07:28,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:07:28,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:28,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:28,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:28,614 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:07:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:29,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1816 states and 3553 transitions. [2023-11-19 03:07:29,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3553 transitions. [2023-11-19 03:07:29,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:07:29,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:29,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:29,743 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:07:30,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1820 states and 3559 transitions. [2023-11-19 03:07:30,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3559 transitions. [2023-11-19 03:07:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:07:30,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:30,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:30,356 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:07:30,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:30,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1825 states and 3568 transitions. [2023-11-19 03:07:30,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3568 transitions. [2023-11-19 03:07:30,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:07:30,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:30,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:07:31,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:31,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1825 states and 3567 transitions. [2023-11-19 03:07:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3567 transitions. [2023-11-19 03:07:31,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:07:31,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:31,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:31,915 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:07:32,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:32,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1828 states and 3573 transitions. [2023-11-19 03:07:32,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3573 transitions. [2023-11-19 03:07:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:07:32,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:32,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:32,618 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:07:33,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:33,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 1830 states and 3576 transitions. [2023-11-19 03:07:33,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3576 transitions. [2023-11-19 03:07:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:07:33,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:33,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:33,365 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:07:33,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 1832 states and 3577 transitions. [2023-11-19 03:07:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3577 transitions. [2023-11-19 03:07:33,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:07:33,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:33,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:33,783 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:07:35,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:35,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1844 states and 3601 transitions. [2023-11-19 03:07:35,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3601 transitions. [2023-11-19 03:07:35,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:07:35,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:35,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:35,514 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:07:35,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:35,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1844 states and 3601 transitions. [2023-11-19 03:07:35,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3601 transitions. [2023-11-19 03:07:35,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:07:35,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:35,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:35,605 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:07:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:35,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1844 states and 3601 transitions. [2023-11-19 03:07:35,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3601 transitions. [2023-11-19 03:07:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:07:35,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:35,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.