./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi --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 561889d92df45f99e756a59f568aff549bcbf1af3442520c3f6faf4dbc996ed6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:50,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:50,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:55:50,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:55:50,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:55:50,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:50,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:55:50,695 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:55:50,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:50,701 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:50,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:50,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:55:50,704 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:55:50,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:55:50,706 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:55:50,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:50,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:55:50,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:50,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:55:50,708 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:55:50,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:55:50,710 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:50,710 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:50,711 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:50,711 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:50,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:50,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:50,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:50,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:50,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:55:50,715 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:55:50,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:55:50,716 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:55:50,716 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_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 561889d92df45f99e756a59f568aff549bcbf1af3442520c3f6faf4dbc996ed6 [2023-11-24 22:55:51,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:51,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:51,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:51,129 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:51,129 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:51,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2023-11-24 22:55:54,210 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:54,508 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:54,508 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2023-11-24 22:55:54,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/data/3d2af7719/54e6f3573bb1416da1cc1da502e3db3f/FLAG527c834d8 [2023-11-24 22:55:54,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/data/3d2af7719/54e6f3573bb1416da1cc1da502e3db3f [2023-11-24 22:55:54,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:54,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:54,552 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:54,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:54,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:54,560 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:54" (1/1) ... [2023-11-24 22:55:54,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c5f64a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:54, skipping insertion in model container [2023-11-24 22:55:54,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:54" (1/1) ... [2023-11-24 22:55:54,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:54,957 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_9a2a0adc-d005-46f1-9fbe-9e287203190e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[7180,7193] [2023-11-24 22:55:54,992 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_9a2a0adc-d005-46f1-9fbe-9e287203190e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[9491,9504] [2023-11-24 22:55:55,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:55,044 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:55,143 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_9a2a0adc-d005-46f1-9fbe-9e287203190e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[7180,7193] [2023-11-24 22:55:55,155 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_9a2a0adc-d005-46f1-9fbe-9e287203190e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[9491,9504] [2023-11-24 22:55:55,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:55,194 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:55,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55 WrapperNode [2023-11-24 22:55:55,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:55,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:55,196 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:55,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:55,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,274 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 502 [2023-11-24 22:55:55,275 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:55,276 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:55,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:55,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:55,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,292 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,324 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,331 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:55,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:55,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:55,346 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:55,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:55" (1/1) ... [2023-11-24 22:55:55,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:55,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:55,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:55,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a2a0adc-d005-46f1-9fbe-9e287203190e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:55,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:55:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:55,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:55,562 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:55,564 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:56,125 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:55:56,338 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:55:56,339 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:55:56,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:56 BoogieIcfgContainer [2023-11-24 22:55:56,342 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:55:56,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:55:56,345 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:55:56,355 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:55:56,356 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:55:56" (1/1) ... [2023-11-24 22:55:56,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:55:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:56,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 80 states and 135 transitions. [2023-11-24 22:55:56,435 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 135 transitions. [2023-11-24 22:55:56,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:55:56,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:56,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:57,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:57,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 80 states and 133 transitions. [2023-11-24 22:55:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 133 transitions. [2023-11-24 22:55:57,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:55:57,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:57,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:57,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:57,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:57,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 83 states and 138 transitions. [2023-11-24 22:55:57,943 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 138 transitions. [2023-11-24 22:55:57,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:55:57,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:57,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:59,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 83 states and 137 transitions. [2023-11-24 22:55:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 137 transitions. [2023-11-24 22:55:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:55:59,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:59,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:55:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:55:59,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:59,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 80 states and 131 transitions. [2023-11-24 22:55:59,247 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 131 transitions. [2023-11-24 22:55:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:55:59,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:55:59,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:55:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:15,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 80 states and 129 transitions. [2023-11-24 22:56:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 129 transitions. [2023-11-24 22:56:15,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:56:15,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:15,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:25,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.