./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pals_lcr.7.ufo.UNBOUNDED.pals+Problem12_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pals_lcr.7.ufo.UNBOUNDED.pals+Problem12_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9 --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 6594a781eb15fb7bc8687ba7c7eec87d2c3a5aadf0390114ddcc686f9488f6df --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:59:16,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:59:16,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:59:16,367 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:59:16,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:59:16,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:59:16,389 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:59:16,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:59:16,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:59:16,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:59:16,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:59:16,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:59:16,393 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:59:16,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:59:16,394 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:59:16,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:59:16,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:59:16,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:59:16,396 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:59:16,396 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:59:16,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:59:16,398 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:59:16,399 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:59:16,399 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:59:16,399 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:59:16,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:59:16,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:59:16,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:59:16,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:59:16,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:59:16,401 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:59:16,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:59:16,402 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:59:16,402 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_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6594a781eb15fb7bc8687ba7c7eec87d2c3a5aadf0390114ddcc686f9488f6df [2023-12-02 21:59:16,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:59:16,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:59:16,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:59:16,647 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:59:16,647 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:59:16,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/combinations/pals_lcr.7.ufo.UNBOUNDED.pals+Problem12_label04.c [2023-12-02 21:59:19,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:59:19,834 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:59:19,835 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/sv-benchmarks/c/combinations/pals_lcr.7.ufo.UNBOUNDED.pals+Problem12_label04.c [2023-12-02 21:59:19,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/data/bfc3953aa/efe9ef0dd9c4423bad9b4d903494a5b0/FLAG07b96a6fc [2023-12-02 21:59:19,885 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/data/bfc3953aa/efe9ef0dd9c4423bad9b4d903494a5b0 [2023-12-02 21:59:19,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:59:19,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:59:19,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:59:19,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:59:19,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:59:19,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:59:19" (1/1) ... [2023-12-02 21:59:19,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155a72b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:19, skipping insertion in model container [2023-12-02 21:59:19,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:59:19" (1/1) ... [2023-12-02 21:59:20,042 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:59:20,402 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/sv-benchmarks/c/combinations/pals_lcr.7.ufo.UNBOUNDED.pals+Problem12_label04.c[20454,20467] [2023-12-02 21:59:20,450 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_d8b45e1c-1bcf-46b5-a04e-f325b9771049/sv-benchmarks/c/combinations/pals_lcr.7.ufo.UNBOUNDED.pals+Problem12_label04.c[27515,27528] [2023-12-02 21:59:21,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:59:21,218 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:59:21,258 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_d8b45e1c-1bcf-46b5-a04e-f325b9771049/sv-benchmarks/c/combinations/pals_lcr.7.ufo.UNBOUNDED.pals+Problem12_label04.c[20454,20467] [2023-12-02 21:59:21,271 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_d8b45e1c-1bcf-46b5-a04e-f325b9771049/sv-benchmarks/c/combinations/pals_lcr.7.ufo.UNBOUNDED.pals+Problem12_label04.c[27515,27528] [2023-12-02 21:59:21,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:59:21,662 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:59:21,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21 WrapperNode [2023-12-02 21:59:21,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:59:21,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:59:21,664 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:59:21,664 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:59:21,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:21,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,047 INFO L138 Inliner]: procedures = 39, calls = 24, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 5211 [2023-12-02 21:59:22,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:59:22,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:59:22,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:59:22,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:59:22,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,102 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:59:22,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:59:22,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:59:22,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:59:22,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:59:21" (1/1) ... [2023-12-02 21:59:22,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:59:22,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:59:22,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:59:22,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b45e1c-1bcf-46b5-a04e-f325b9771049/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:59:22,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:59:22,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:59:22,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:59:22,664 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:59:22,667 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:59:27,207 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:01:39,391 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:01:39,392 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:01:39,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:01:39 BoogieIcfgContainer [2023-12-02 22:01:39,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:01:39,394 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:01:39,394 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:01:39,404 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:01:39,405 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:01:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2023-12-02 22:01:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-12-02 22:01:39,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:01:39,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:39,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:39,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:40,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:40,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-12-02 22:01:40,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-12-02 22:01:40,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:01:40,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:40,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:41,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:42,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:42,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-12-02 22:01:42,082 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-12-02 22:01:42,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:01:42,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:42,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:42,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:43,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:43,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-12-02 22:01:43,192 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-12-02 22:01:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:01:43,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:43,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:44,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:45,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:45,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2023-12-02 22:01:45,277 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2023-12-02 22:01:45,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:01:45,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:45,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat