./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/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_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/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_80ba5563-8293-4682-83ba-e8da7caca5aa/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 454b29c5fe5071d16700d38fede778ad07010669479cf8e19070acab5fe681c9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:37:11,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:11,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:37:11,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:37:11,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:37:11,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:11,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:37:11,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:37:11,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:11,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:11,409 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:11,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:37:11,410 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:11,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:37:11,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:11,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:11,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:37:11,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:11,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:37:11,415 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:11,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:37:11,416 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:11,417 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:11,417 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:11,418 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:11,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:11,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:11,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:11,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:11,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:37:11,421 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:37:11,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:37:11,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:37:11,422 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_80ba5563-8293-4682-83ba-e8da7caca5aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 454b29c5fe5071d16700d38fede778ad07010669479cf8e19070acab5fe681c9 [2023-11-19 03:37:11,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:11,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:11,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:11,821 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:11,822 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:11,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-2.c [2023-11-19 03:37:14,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:15,812 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:15,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-2.c [2023-11-19 03:37:15,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/data/180071dfc/85b7f0e181f14e42973633d79da46b67/FLAGa2d0a81a7 [2023-11-19 03:37:15,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/data/180071dfc/85b7f0e181f14e42973633d79da46b67 [2023-11-19 03:37:15,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:15,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:15,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:15,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:15,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:15,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:15" (1/1) ... [2023-11-19 03:37:15,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e8e39b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:15, skipping insertion in model container [2023-11-19 03:37:15,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:15" (1/1) ... [2023-11-19 03:37:16,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:18,931 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_80ba5563-8293-4682-83ba-e8da7caca5aa/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-2.c[380593,380606] [2023-11-19 03:37:18,966 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_80ba5563-8293-4682-83ba-e8da7caca5aa/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-2.c[383339,383352] [2023-11-19 03:37:19,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:19,166 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:20,477 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_80ba5563-8293-4682-83ba-e8da7caca5aa/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-2.c[380593,380606] [2023-11-19 03:37:20,483 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_80ba5563-8293-4682-83ba-e8da7caca5aa/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-2.c[383339,383352] [2023-11-19 03:37:20,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:20,603 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:20,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20 WrapperNode [2023-11-19 03:37:20,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:20,606 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:20,606 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:20,606 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:20,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:20,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,258 INFO L138 Inliner]: procedures = 48, calls = 48, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 12634 [2023-11-19 03:37:21,259 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:21,259 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:21,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:21,260 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:21,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,491 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,747 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:21,833 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:21,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:21,833 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:21,848 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:20" (1/1) ... [2023-11-19 03:37:21,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:21,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:21,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:21,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80ba5563-8293-4682-83ba-e8da7caca5aa/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:21,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:22,000 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-19 03:37:22,000 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-19 03:37:22,001 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:37:22,001 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:37:22,001 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:37:22,002 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:37:22,002 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:37:22,002 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:37:22,002 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:37:22,002 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:37:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:37:22,003 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:37:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:37:22,003 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:37:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:37:22,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:22,208 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:22,211 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:32,645 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:37:35,249 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:37:35,249 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:37:35,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:37:35 BoogieIcfgContainer [2023-11-19 03:37:35,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:37:35,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:37:35,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:37:35,283 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:37:35,284 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:37:35" (1/1) ... [2023-11-19 03:37:35,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:37:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1730 states and 3398 transitions. [2023-11-19 03:37:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3398 transitions. [2023-11-19 03:37:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:37:35,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:35,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:35,923 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 03:37:36,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:36,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1737 states and 3410 transitions. [2023-11-19 03:37:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3410 transitions. [2023-11-19 03:37:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:37:36,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:36,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:36,273 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 03:37:36,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1738 states and 3410 transitions. [2023-11-19 03:37:36,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3410 transitions. [2023-11-19 03:37:36,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:37:36,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:36,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:36,510 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 03:37:36,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:36,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1739 states and 3410 transitions. [2023-11-19 03:37:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3410 transitions. [2023-11-19 03:37:36,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:37:36,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:36,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:36,727 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 03:37:36,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 1742 states and 3415 transitions. [2023-11-19 03:37:36,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3415 transitions. [2023-11-19 03:37:36,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:37:36,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:36,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:37,036 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 03:37:37,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1750 states and 3429 transitions. [2023-11-19 03:37:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3429 transitions. [2023-11-19 03:37:37,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:37:37,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:37,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:37,381 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 03:37:38,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:38,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1763 states and 3455 transitions. [2023-11-19 03:37:38,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3455 transitions. [2023-11-19 03:37:38,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:37:38,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:38,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:38,497 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 03:37:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:39,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1768 states and 3466 transitions. [2023-11-19 03:37:39,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3466 transitions. [2023-11-19 03:37:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:37:39,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:39,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:39,489 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 03:37:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:39,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 1769 states and 3467 transitions. [2023-11-19 03:37:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3467 transitions. [2023-11-19 03:37:39,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:37:39,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:39,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:39,671 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 03:37:39,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:39,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1763 states and 3454 transitions. [2023-11-19 03:37:39,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3454 transitions. [2023-11-19 03:37:39,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:37:39,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:39,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:40,157 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 03:37:42,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:42,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1779 states and 3488 transitions. [2023-11-19 03:37:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3488 transitions. [2023-11-19 03:37:42,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:37:42,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:42,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:42,377 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 03:37:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1784 states and 3500 transitions. [2023-11-19 03:37:43,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3500 transitions. [2023-11-19 03:37:43,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:37:43,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:43,230 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 03:37:43,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1785 states and 3501 transitions. [2023-11-19 03:37:43,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3501 transitions. [2023-11-19 03:37:43,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:37:43,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:43,448 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 03:37:43,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 1779 states and 3487 transitions. [2023-11-19 03:37:43,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3487 transitions. [2023-11-19 03:37:43,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:37:43,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:43,541 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 03:37:43,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1784 states and 3496 transitions. [2023-11-19 03:37:43,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3496 transitions. [2023-11-19 03:37:43,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:37:43,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:43,714 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 03:37:43,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1784 states and 3495 transitions. [2023-11-19 03:37:43,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3495 transitions. [2023-11-19 03:37:43,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:37:43,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:43,793 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 03:37:43,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1786 states and 3499 transitions. [2023-11-19 03:37:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3499 transitions. [2023-11-19 03:37:43,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:37:43,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:43,909 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 03:37:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1788 states and 3502 transitions. [2023-11-19 03:37:43,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3502 transitions. [2023-11-19 03:37:43,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:37:43,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:44,063 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 03:37:44,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:44,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1799 states and 3521 transitions. [2023-11-19 03:37:44,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3521 transitions. [2023-11-19 03:37:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:37:44,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:44,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:44,935 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 03:37:44,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1801 states and 3525 transitions. [2023-11-19 03:37:44,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3525 transitions. [2023-11-19 03:37:44,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:37:44,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:44,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:45,096 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 03:37:45,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1815 states and 3554 transitions. [2023-11-19 03:37:45,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3554 transitions. [2023-11-19 03:37:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:37:45,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:45,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:46,008 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 03:37:46,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:46,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1817 states and 3557 transitions. [2023-11-19 03:37:46,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3557 transitions. [2023-11-19 03:37:46,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:37:46,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:46,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:46,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:46,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1822 states and 3567 transitions. [2023-11-19 03:37:46,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3567 transitions. [2023-11-19 03:37:46,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:37:46,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:46,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:46,932 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 1824 states and 3570 transitions. [2023-11-19 03:37:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3570 transitions. [2023-11-19 03:37:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:37:46,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:46,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:37:47,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1826 states and 3573 transitions. [2023-11-19 03:37:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 3573 transitions. [2023-11-19 03:37:47,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:37:47,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:47,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:47,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 1828 states and 3577 transitions. [2023-11-19 03:37:47,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3577 transitions. [2023-11-19 03:37:47,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:37:47,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:47,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:48,037 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:37:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1849 states and 3618 transitions. [2023-11-19 03:37:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3618 transitions. [2023-11-19 03:37:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:37:51,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:51,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:51,744 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:51,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:51,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1851 states and 3621 transitions. [2023-11-19 03:37:51,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3621 transitions. [2023-11-19 03:37:51,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:37:51,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:51,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:37:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 1853 states and 3625 transitions. [2023-11-19 03:37:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3625 transitions. [2023-11-19 03:37:52,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:37:52,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:52,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:52,098 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:37:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1857 states and 3636 transitions. [2023-11-19 03:37:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3636 transitions. [2023-11-19 03:37:53,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:37:53,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:53,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:37:53,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1858 states and 3637 transitions. [2023-11-19 03:37:53,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3637 transitions. [2023-11-19 03:37:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:37:53,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:53,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:37:54,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:54,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1853 states and 3624 transitions. [2023-11-19 03:37:54,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3624 transitions. [2023-11-19 03:37:54,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:37:54,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:54,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:37:55,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:55,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 1863 states and 3645 transitions. [2023-11-19 03:37:55,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3645 transitions. [2023-11-19 03:37:55,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:37:55,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:55,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:55,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:55,704 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:37:55,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1865 states and 3648 transitions. [2023-11-19 03:37:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3648 transitions. [2023-11-19 03:37:55,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:37:55,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:55,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:55,812 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:37:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:55,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 1869 states and 3657 transitions. [2023-11-19 03:37:55,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3657 transitions. [2023-11-19 03:37:55,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:37:55,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:55,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.