./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b --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 025025ef74b1493ac4064064509ff34d15f77bc18ba9a65b0d0237e8c59a21c9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:49:17,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:49:17,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:49:17,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:49:17,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:49:17,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:49:17,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:49:17,250 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:49:17,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:49:17,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:49:17,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:49:17,252 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:49:17,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:49:17,252 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:49:17,252 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:49:17,252 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:49:17,252 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:49:17,252 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:49:17,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:49:17,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:49:17,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:49:17,253 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:49:17,253 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:49:17,253 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:49:17,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:49:17,253 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b 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 -> 025025ef74b1493ac4064064509ff34d15f77bc18ba9a65b0d0237e8c59a21c9 [2024-12-06 01:49:17,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:49:17,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:49:17,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:49:17,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:49:17,502 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:49:17,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c [2024-12-06 01:49:20,241 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/data/151efa939/6d480277c99c4cfa9ef68f1e792da53e/FLAG7963e48c9 [2024-12-06 01:49:20,467 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:49:20,467 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c [2024-12-06 01:49:20,477 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/data/151efa939/6d480277c99c4cfa9ef68f1e792da53e/FLAG7963e48c9 [2024-12-06 01:49:20,817 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/data/151efa939/6d480277c99c4cfa9ef68f1e792da53e [2024-12-06 01:49:20,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:49:20,820 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:49:20,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:49:20,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:49:20,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:49:20,825 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:49:20" (1/1) ... [2024-12-06 01:49:20,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b0c0091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:20, skipping insertion in model container [2024-12-06 01:49:20,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:49:20" (1/1) ... [2024-12-06 01:49:20,845 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:49:21,023 WARN L250 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_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c[12779,12792] [2024-12-06 01:49:21,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:49:21,035 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:49:21,081 WARN L250 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_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c[12779,12792] [2024-12-06 01:49:21,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:49:21,095 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:49:21,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21 WrapperNode [2024-12-06 01:49:21,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:49:21,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:49:21,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:49:21,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:49:21,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,138 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 382 [2024-12-06 01:49:21,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:49:21,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:49:21,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:49:21,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:49:21,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,157 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,167 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,168 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:49:21,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:49:21,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:49:21,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:49:21,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:21" (1/1) ... [2024-12-06 01:49:21,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:49:21,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:49:21,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:49:21,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0847eb2a-29c3-4daf-8eb8-45f09d90ae68/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:49:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:49:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:49:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:49:21,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:49:21,304 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:49:21,306 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:49:21,720 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-12-06 01:49:21,720 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:49:22,218 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:49:22,218 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:49:22,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:49:22 BoogieIcfgContainer [2024-12-06 01:49:22,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:49:22,219 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:49:22,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:49:22,229 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:49:22,229 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:49:22" (1/1) ... [2024-12-06 01:49:22,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:49:22,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:49:22,287 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:49:22,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:49:22,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:22,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:24,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:49:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 01:49:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 01:49:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:49:24,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:24,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:30,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:49:31,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:31,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 01:49:31,894 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 01:49:31,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:49:31,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:31,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:34,162 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:49:36,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:36,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2024-12-06 01:49:36,288 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2024-12-06 01:49:36,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:49:36,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:36,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:51:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:52:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:34,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 28 states and 51 transitions. [2024-12-06 01:52:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 51 transitions. [2024-12-06 01:52:34,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:52:34,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:34,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:52:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:39,258 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:53:05,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:05,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 37 states and 68 transitions. [2024-12-06 01:53:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 68 transitions. [2024-12-06 01:53:05,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:53:05,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:05,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:53:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat