./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0df39af5bb0da8e3087f1622629197ff07999529140b31d9eb8577cc8820a051 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:06,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:07,058 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:55:07,063 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:07,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:07,087 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:07,088 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:07,089 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:07,090 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:07,091 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:07,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:07,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:07,092 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:07,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:07,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:07,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:07,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:07,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:07,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:07,096 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:07,097 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:07,098 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:07,098 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:07,099 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:07,099 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:07,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:07,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:07,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:07,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:07,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:07,103 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:07,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:07,104 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:07,104 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_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0df39af5bb0da8e3087f1622629197ff07999529140b31d9eb8577cc8820a051 [2023-11-19 02:55:07,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:07,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:07,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:07,423 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:07,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:07,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 02:55:10,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:10,973 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:10,974 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 02:55:10,995 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/data/596915ade/e0f40e22fd2a4beda3f4d1a958ffa888/FLAG4f40b0f9f [2023-11-19 02:55:11,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/data/596915ade/e0f40e22fd2a4beda3f4d1a958ffa888 [2023-11-19 02:55:11,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:11,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:11,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:11,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:11,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:11,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c234c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11, skipping insertion in model container [2023-11-19 02:55:11,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:11,314 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_0e88420f-3f97-44a5-94f4-d7906dcc377d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7105,7118] [2023-11-19 02:55:11,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:11,411 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:11,478 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_0e88420f-3f97-44a5-94f4-d7906dcc377d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7105,7118] [2023-11-19 02:55:11,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:11,553 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:11,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11 WrapperNode [2023-11-19 02:55:11,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:11,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:11,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:11,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:11,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,627 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 713 [2023-11-19 02:55:11,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:11,628 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:11,628 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:11,628 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:11,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:11,682 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:11,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:11,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:11,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:11" (1/1) ... [2023-11-19 02:55:11,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:11,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:11,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:11,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e88420f-3f97-44a5-94f4-d7906dcc377d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:11,962 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:11,964 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:12,848 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:13,124 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:13,124 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:55:13,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:13 BoogieIcfgContainer [2023-11-19 02:55:13,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:13,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:13,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:13,150 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:13,151 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:13" (1/1) ... [2023-11-19 02:55:13,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:55:13,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 131 states and 220 transitions. [2023-11-19 02:55:13,250 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 220 transitions. [2023-11-19 02:55:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:55:13,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:13,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:14,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:14,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 142 states and 240 transitions. [2023-11-19 02:55:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 240 transitions. [2023-11-19 02:55:14,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:55:14,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:14,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:14,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:15,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:15,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 146 states and 248 transitions. [2023-11-19 02:55:15,567 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 248 transitions. [2023-11-19 02:55:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:55:15,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:15,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:17,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:17,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 158 states and 274 transitions. [2023-11-19 02:55:17,526 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 274 transitions. [2023-11-19 02:55:17,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:55:17,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:17,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:17,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 166 states and 293 transitions. [2023-11-19 02:55:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 293 transitions. [2023-11-19 02:55:19,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:55:19,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:19,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:24,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:24,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 166 states and 292 transitions. [2023-11-19 02:55:24,059 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 292 transitions. [2023-11-19 02:55:24,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:55:24,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:24,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:27,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:45,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:45,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 191 states and 350 transitions. [2023-11-19 02:55:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 350 transitions. [2023-11-19 02:55:45,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:55:45,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:45,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:45,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 195 states and 359 transitions. [2023-11-19 02:55:56,571 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 359 transitions. [2023-11-19 02:55:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:55:56,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:56,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat