./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV --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 c7c4bef8c60b810569a22d8a73144498437260dfbc0e4b7320d169bed033790e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:41,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:41,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:50:41,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:41,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:41,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:41,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:41,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:41,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:41,890 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:41,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:41,892 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:41,893 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:41,894 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:41,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:41,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:41,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:41,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:41,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:41,897 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:41,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:41,898 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:41,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:41,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:41,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:41,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:41,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:41,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:41,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:41,903 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:41,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:41,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:41,905 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_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7c4bef8c60b810569a22d8a73144498437260dfbc0e4b7320d169bed033790e [2023-11-11 23:50:42,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:42,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:42,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:42,239 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:42,239 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:42,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c [2023-11-11 23:50:45,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:46,268 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:46,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c [2023-11-11 23:50:46,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/data/741f37846/6815a852084e434cb874424cc6b5a7f7/FLAGe070ab0fe [2023-11-11 23:50:46,341 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/data/741f37846/6815a852084e434cb874424cc6b5a7f7 [2023-11-11 23:50:46,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:46,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:46,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:46,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:46,352 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:46,353 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:46" (1/1) ... [2023-11-11 23:50:46,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b6bcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:46, skipping insertion in model container [2023-11-11 23:50:46,355 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:46" (1/1) ... [2023-11-11 23:50:46,720 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:48,999 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_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c[381679,381692] [2023-11-11 23:50:49,028 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_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c[383339,383352] [2023-11-11 23:50:49,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:49,235 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:50,540 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_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c[381679,381692] [2023-11-11 23:50:50,545 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_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-2.c[383339,383352] [2023-11-11 23:50:50,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:50,655 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:50,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50 WrapperNode [2023-11-11 23:50:50,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:50,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:50,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:50,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:50,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:50,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:51,449 INFO L138 Inliner]: procedures = 48, calls = 48, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 12634 [2023-11-11 23:50:51,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:51,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:51,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:51,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:51,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:51,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:51,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:51,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:52,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:52,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:52,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:52,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:52,244 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:52,245 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:52,245 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:52,245 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:52,246 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:50" (1/1) ... [2023-11-11 23:50:52,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:52,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:52,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:52,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3798fcbe-e65b-4703-8bc8-b3186ea96eb1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:52,325 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-11 23:50:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-11 23:50:52,326 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-11 23:50:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-11 23:50:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-11 23:50:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-11 23:50:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-11 23:50:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-11 23:50:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-11 23:50:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-11 23:50:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-11 23:50:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-11 23:50:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-11 23:50:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-11 23:50:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:52,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:52,483 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:52,485 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:02,523 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:04,629 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:04,630 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-11 23:51:04,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:04 BoogieIcfgContainer [2023-11-11 23:51:04,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:04,637 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:04,637 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:04,645 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:04,645 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:04" (1/1) ... [2023-11-11 23:51:04,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:04,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1730 states and 3398 transitions. [2023-11-11 23:51:04,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3398 transitions. [2023-11-11 23:51:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:04,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:04,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:05,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1737 states and 3410 transitions. [2023-11-11 23:51:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3410 transitions. [2023-11-11 23:51:05,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:05,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:05,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1738 states and 3410 transitions. [2023-11-11 23:51:05,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3410 transitions. [2023-11-11 23:51:05,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:05,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:05,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1739 states and 3410 transitions. [2023-11-11 23:51:05,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3410 transitions. [2023-11-11 23:51:05,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:05,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:06,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 1742 states and 3415 transitions. [2023-11-11 23:51:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3415 transitions. [2023-11-11 23:51:06,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:06,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:06,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1750 states and 3429 transitions. [2023-11-11 23:51:06,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3429 transitions. [2023-11-11 23:51:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:06,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:06,447 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:51:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1763 states and 3455 transitions. [2023-11-11 23:51:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3455 transitions. [2023-11-11 23:51:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:51:07,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:07,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:07,400 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:08,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1768 states and 3466 transitions. [2023-11-11 23:51:08,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3466 transitions. [2023-11-11 23:51:08,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:51:08,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 1769 states and 3467 transitions. [2023-11-11 23:51:08,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3467 transitions. [2023-11-11 23:51:08,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:51:08,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:08,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1763 states and 3454 transitions. [2023-11-11 23:51:08,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3454 transitions. [2023-11-11 23:51:08,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:51:08,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:51:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1779 states and 3488 transitions. [2023-11-11 23:51:10,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3488 transitions. [2023-11-11 23:51:10,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:51:10,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:51:11,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1784 states and 3500 transitions. [2023-11-11 23:51:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3500 transitions. [2023-11-11 23:51:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:11,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:51:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1785 states and 3501 transitions. [2023-11-11 23:51:11,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3501 transitions. [2023-11-11 23:51:11,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:11,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:51:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 1779 states and 3487 transitions. [2023-11-11 23:51:12,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3487 transitions. [2023-11-11 23:51:12,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:51:12,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:51:12,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1784 states and 3496 transitions. [2023-11-11 23:51:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3496 transitions. [2023-11-11 23:51:12,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:51:12,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:51:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1784 states and 3495 transitions. [2023-11-11 23:51:12,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3495 transitions. [2023-11-11 23:51:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:12,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:51:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1786 states and 3499 transitions. [2023-11-11 23:51:12,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3499 transitions. [2023-11-11 23:51:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:51:12,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,411 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:51:12,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1788 states and 3502 transitions. [2023-11-11 23:51:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3502 transitions. [2023-11-11 23:51:12,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:51:12,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:51:13,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1799 states and 3521 transitions. [2023-11-11 23:51:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3521 transitions. [2023-11-11 23:51:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:51:13,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:51:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1801 states and 3525 transitions. [2023-11-11 23:51:13,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3525 transitions. [2023-11-11 23:51:13,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:51:13,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:51:14,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1815 states and 3554 transitions. [2023-11-11 23:51:14,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3554 transitions. [2023-11-11 23:51:14,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:51:14,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:51:14,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1817 states and 3557 transitions. [2023-11-11 23:51:14,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3557 transitions. [2023-11-11 23:51:14,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:51:14,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:51:15,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1822 states and 3567 transitions. [2023-11-11 23:51:15,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3567 transitions. [2023-11-11 23:51:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:15,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:51:15,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 1824 states and 3570 transitions. [2023-11-11 23:51:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3570 transitions. [2023-11-11 23:51:15,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:15,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,648 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-11 23:51:15,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1826 states and 3573 transitions. [2023-11-11 23:51:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 3573 transitions. [2023-11-11 23:51:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:51:15,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:51:16,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 1828 states and 3577 transitions. [2023-11-11 23:51:16,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3577 transitions. [2023-11-11 23:51:16,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:51:16,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:51:20,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1849 states and 3618 transitions. [2023-11-11 23:51:20,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3618 transitions. [2023-11-11 23:51:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:51:20,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:51:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1851 states and 3621 transitions. [2023-11-11 23:51:20,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3621 transitions. [2023-11-11 23:51:20,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:51:20,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,796 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-11 23:51:20,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 1853 states and 3625 transitions. [2023-11-11 23:51:20,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3625 transitions. [2023-11-11 23:51:20,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:51:20,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-11 23:51:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1857 states and 3636 transitions. [2023-11-11 23:51:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3636 transitions. [2023-11-11 23:51:21,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:51:21,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,048 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-11 23:51:22,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1858 states and 3637 transitions. [2023-11-11 23:51:22,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3637 transitions. [2023-11-11 23:51:22,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:51:22,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,285 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-11 23:51:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1853 states and 3624 transitions. [2023-11-11 23:51:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3624 transitions. [2023-11-11 23:51:22,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:51:22,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:51:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 1863 states and 3645 transitions. [2023-11-11 23:51:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3645 transitions. [2023-11-11 23:51:24,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:51:24,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,249 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-11 23:51:24,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1865 states and 3648 transitions. [2023-11-11 23:51:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3648 transitions. [2023-11-11 23:51:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:51:24,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,335 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:51:24,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 1869 states and 3657 transitions. [2023-11-11 23:51:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3657 transitions. [2023-11-11 23:51:24,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:51:24,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,657 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:51:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 1876 states and 3683 transitions. [2023-11-11 23:51:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3683 transitions. [2023-11-11 23:51:25,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:51:25,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,971 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:51:27,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 1883 states and 3702 transitions. [2023-11-11 23:51:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3702 transitions. [2023-11-11 23:51:27,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:51:27,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:27,402 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.