./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.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_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/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_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/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_1e7facf6-a71b-4362-9945-87ea8e66cce7/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 52f795f47ad9dd0b1b0499f649b5f623fed211e53433ed6d87534c63dbfae98b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:16,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:17,042 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:42:17,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:42:17,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:42:17,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:17,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:17,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:17,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:17,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:17,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:17,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:17,067 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:17,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:42:17,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:17,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:17,068 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:17,068 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:17,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:17,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:17,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:17,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:17,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:17,069 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:42:17,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:42:17,069 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_1e7facf6-a71b-4362-9945-87ea8e66cce7/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 -> 52f795f47ad9dd0b1b0499f649b5f623fed211e53433ed6d87534c63dbfae98b [2024-12-05 21:42:17,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:17,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:17,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:17,280 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:17,281 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:17,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2024-12-05 21:42:20,242 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/data/28c7e73c4/a07c6096bd9a4ff08b807454ef742091/FLAG56e6850e7 [2024-12-05 21:42:20,450 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:20,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2024-12-05 21:42:20,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/data/28c7e73c4/a07c6096bd9a4ff08b807454ef742091/FLAG56e6850e7 [2024-12-05 21:42:20,804 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/data/28c7e73c4/a07c6096bd9a4ff08b807454ef742091 [2024-12-05 21:42:20,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:20,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:20,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:20,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:20,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:20,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:20" (1/1) ... [2024-12-05 21:42:20,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66119b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:20, skipping insertion in model container [2024-12-05 21:42:20,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:20" (1/1) ... [2024-12-05 21:42:20,830 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:21,003 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_1e7facf6-a71b-4362-9945-87ea8e66cce7/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c[8305,8318] [2024-12-05 21:42:21,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:21,016 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:21,054 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_1e7facf6-a71b-4362-9945-87ea8e66cce7/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c[8305,8318] [2024-12-05 21:42:21,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:21,069 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:21,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21 WrapperNode [2024-12-05 21:42:21,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:21,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:21,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:21,070 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:21,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,106 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 277 [2024-12-05 21:42:21,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:21,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:21,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:21,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:21,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,122 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:21,133 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:21,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:21,134 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:21,134 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:21,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:21,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:21,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7facf6-a71b-4362-9945-87ea8e66cce7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:42:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:21,249 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:21,251 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:21,541 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:21,542 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:21,842 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:21,842 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:42:21,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:21 BoogieIcfgContainer [2024-12-05 21:42:21,843 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:21,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:21,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:21,853 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:21,853 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:21" (1/1) ... [2024-12-05 21:42:21,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:42:21,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:21,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-05 21:42:21,905 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-05 21:42:21,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:42:21,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:21,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:23,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:23,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-05 21:42:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-05 21:42:23,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:42:23,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:23,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:23,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-12-05 21:42:23,688 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-12-05 21:42:23,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:42:23,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:23,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:24,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-12-05 21:42:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-12-05 21:42:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:42:24,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:24,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:25,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:25,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2024-12-05 21:42:25,085 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2024-12-05 21:42:25,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 21:42:25,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:25,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:32,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2024-12-05 21:42:32,005 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-12-05 21:42:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:42:32,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:32,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:32,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:34,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:34,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2024-12-05 21:42:34,164 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2024-12-05 21:42:34,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:42:34,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:34,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:44,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:44,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2024-12-05 21:42:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2024-12-05 21:42:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:42:44,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:44,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:49,030 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:53,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 102 transitions. [2024-12-05 21:42:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 102 transitions. [2024-12-05 21:42:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 21:42:53,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:53,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:00,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:00,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 72 states and 133 transitions. [2024-12-05 21:43:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 133 transitions. [2024-12-05 21:43:00,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:43:00,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:00,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:01,795 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:07,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:07,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 82 states and 158 transitions. [2024-12-05 21:43:07,873 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 158 transitions. [2024-12-05 21:43:07,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:43:07,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:07,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:09,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 83 states and 161 transitions. [2024-12-05 21:43:09,121 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 161 transitions. [2024-12-05 21:43:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:43:09,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:09,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 89 states and 173 transitions. [2024-12-05 21:43:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 173 transitions. [2024-12-05 21:43:11,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:43:11,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:11,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:12,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:12,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 90 states and 174 transitions. [2024-12-05 21:43:12,820 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 174 transitions. [2024-12-05 21:43:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:43:12,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:12,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:13,967 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:18,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:18,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 100 states and 194 transitions. [2024-12-05 21:43:18,542 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 194 transitions. [2024-12-05 21:43:18,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:43:18,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:18,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:51,462 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:44:41,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:41,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 125 states and 254 transitions. [2024-12-05 21:44:41,413 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 254 transitions. [2024-12-05 21:44:41,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:44:41,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:41,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:54,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 150 states and 322 transitions. [2024-12-05 21:45:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 322 transitions. [2024-12-05 21:45:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:45:54,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:54,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:39,063 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:48:07,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 175 states and 380 transitions. [2024-12-05 21:48:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 380 transitions. [2024-12-05 21:48:07,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:48:07,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:07,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:09,479 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:48:22,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:22,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 183 states and 406 transitions. [2024-12-05 21:48:22,483 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 406 transitions. [2024-12-05 21:48:22,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:48:22,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:22,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:54,449 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:50:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:43,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 209 states and 474 transitions. [2024-12-05 21:50:43,046 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 474 transitions. [2024-12-05 21:50:43,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:50:43,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:43,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:51:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:05,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 215 states and 482 transitions. [2024-12-05 21:51:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 482 transitions. [2024-12-05 21:51:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:51:05,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:05,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:51:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:06,638 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:51:23,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:23,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 223 states and 504 transitions. [2024-12-05 21:51:23,033 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 504 transitions. [2024-12-05 21:51:23,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:51:23,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:23,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:51:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:54:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:06,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 248 states and 564 transitions. [2024-12-05 21:54:06,727 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 564 transitions. [2024-12-05 21:54:06,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:54:06,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:06,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:54:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:08,941 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:55:20,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:20,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 262 states and 605 transitions. [2024-12-05 21:55:20,336 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 605 transitions. [2024-12-05 21:55:20,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:55:20,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:20,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:21,609 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:55:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:25,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 264 states and 619 transitions. [2024-12-05 21:55:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 619 transitions. [2024-12-05 21:55:25,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:55:25,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:25,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:34,994 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.