./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f0424dbafec10d34a77570c428224cb0ba56b8b9f5906b463f2dcbc550354ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:34:15,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:34:15,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:34:15,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:34:15,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:34:15,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:34:15,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:34:15,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:34:15,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:34:15,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:34:15,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:34:15,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:34:15,895 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:34:15,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:34:15,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:34:15,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:34:15,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:34:15,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:34:15,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:34:15,896 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:34:15,896 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:34:15,896 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:34:15,896 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:34:15,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:34:15,897 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:34:15,897 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:34:15,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:34:15,897 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:34:15,897 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:34:15,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:15,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:34:15,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:34:15,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:34:15,898 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:34:15,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:34:15,903 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_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm 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 ! overflow) ) 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 -> 7f0424dbafec10d34a77570c428224cb0ba56b8b9f5906b463f2dcbc550354ee [2024-11-13 16:34:16,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:34:16,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:34:16,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:34:16,379 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:34:16,382 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:34:16,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound2.c Unable to find full path for "g++" [2024-11-13 16:34:18,878 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:34:19,266 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:34:19,267 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound2.c [2024-11-13 16:34:19,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/data/f4b922b2d/79715c74b3e546de825a06a8d5cbb353/FLAG5399688ce [2024-11-13 16:34:19,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/data/f4b922b2d/79715c74b3e546de825a06a8d5cbb353 [2024-11-13 16:34:19,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:34:19,348 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:34:19,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:34:19,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:34:19,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:34:19,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683d1916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19, skipping insertion in model container [2024-11-13 16:34:19,363 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:34:19,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:34:19,655 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:34:19,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:34:19,704 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:34:19,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19 WrapperNode [2024-11-13 16:34:19,705 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:34:19,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:34:19,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:34:19,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:34:19,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,769 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 109 [2024-11-13 16:34:19,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:34:19,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:34:19,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:34:19,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:34:19,786 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,799 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:34:19,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:34:19,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:34:19,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:34:19,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:19" (1/1) ... [2024-11-13 16:34:19,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:19,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:34:19,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:34:19,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b78a46d-005a-4310-8de7-f21da00f03e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:34:19,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:34:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:34:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:34:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:34:19,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:34:19,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:34:19,990 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:34:19,993 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:34:20,747 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-11-13 16:34:20,748 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:34:20,799 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:34:20,799 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:34:20,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:34:20 BoogieIcfgContainer [2024-11-13 16:34:20,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:34:20,801 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:34:20,801 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:34:20,820 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:34:20,821 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:34:20" (1/1) ... [2024-11-13 16:34:20,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:34:20,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:20,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2024-11-13 16:34:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2024-11-13 16:34:20,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:34:20,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:20,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:21,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 102 states and 108 transitions. [2024-11-13 16:34:21,101 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2024-11-13 16:34:21,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:34:21,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:21,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:21,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:21,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:21,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 104 states and 114 transitions. [2024-11-13 16:34:21,266 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 114 transitions. [2024-11-13 16:34:21,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:34:21,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:21,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:21,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:21,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:21,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 107 states and 121 transitions. [2024-11-13 16:34:21,609 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2024-11-13 16:34:21,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:34:21,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:21,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:21,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:21,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 108 states and 122 transitions. [2024-11-13 16:34:21,687 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 122 transitions. [2024-11-13 16:34:21,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:34:21,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:21,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:21,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:34:21,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:22,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 113 states and 133 transitions. [2024-11-13 16:34:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 133 transitions. [2024-11-13 16:34:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:34:22,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:22,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:22,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:34:22,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:23,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:23,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 119 states and 146 transitions. [2024-11-13 16:34:23,670 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 146 transitions. [2024-11-13 16:34:23,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:34:23,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:23,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:23,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:34:23,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:23,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:25,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:25,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 126 states and 159 transitions. [2024-11-13 16:34:25,188 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2024-11-13 16:34:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:34:25,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:25,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:25,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:34:25,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:25,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:25,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:25,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 162 transitions. [2024-11-13 16:34:25,811 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 162 transitions. [2024-11-13 16:34:25,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:34:25,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:25,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:26,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:28,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:28,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 137 states and 178 transitions. [2024-11-13 16:34:28,078 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 178 transitions. [2024-11-13 16:34:28,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 16:34:28,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:28,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:29,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 138 states and 179 transitions. [2024-11-13 16:34:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 179 transitions. [2024-11-13 16:34:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 16:34:31,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:31,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:31,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:34:31,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:31,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:36,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 149 states and 198 transitions. [2024-11-13 16:34:36,003 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 198 transitions. [2024-11-13 16:34:36,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:34:36,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:36,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:36,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:34:36,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:36,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:40,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 161 states and 219 transitions. [2024-11-13 16:34:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 219 transitions. [2024-11-13 16:34:40,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 16:34:40,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:40,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:41,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:42,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 164 states and 225 transitions. [2024-11-13 16:34:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 225 transitions. [2024-11-13 16:34:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:34:42,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:42,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:45,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:45,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 166 states and 227 transitions. [2024-11-13 16:34:45,422 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 227 transitions. [2024-11-13 16:34:45,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:34:45,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:45,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:51,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:51,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 175 states and 244 transitions. [2024-11-13 16:34:51,112 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 244 transitions. [2024-11-13 16:34:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:34:51,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:51,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:51,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:51,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 175 states and 244 transitions. [2024-11-13 16:34:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 244 transitions. [2024-11-13 16:34:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:34:51,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:51,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:52,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:57,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 184 states and 262 transitions. [2024-11-13 16:34:57,655 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 262 transitions. [2024-11-13 16:34:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 16:34:57,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:57,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:58,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:10,033 WARN L286 SmtUtils]: Spent 10.15s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:35:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 194 states and 280 transitions. [2024-11-13 16:35:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 280 transitions. [2024-11-13 16:35:14,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 16:35:14,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:14,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:27,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:27,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 210 states and 313 transitions. [2024-11-13 16:35:27,181 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 313 transitions. [2024-11-13 16:35:27,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 16:35:27,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:27,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:27,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:27,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 212 states and 317 transitions. [2024-11-13 16:35:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 317 transitions. [2024-11-13 16:35:27,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 16:35:27,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:27,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:28,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:30,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:30,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 215 states and 323 transitions. [2024-11-13 16:35:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 323 transitions. [2024-11-13 16:35:30,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:35:30,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:30,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:31,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:35:44,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:44,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 221 states and 333 transitions. [2024-11-13 16:35:44,318 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 333 transitions. [2024-11-13 16:35:44,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:35:44,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:44,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:35:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:44,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:35:44,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:35:44,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:54,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:54,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 232 states and 355 transitions. [2024-11-13 16:35:54,604 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 355 transitions. [2024-11-13 16:35:54,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:35:54,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:54,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:55,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:00,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 239 states and 373 transitions. [2024-11-13 16:36:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 373 transitions. [2024-11-13 16:36:00,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:36:00,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:00,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 379 transitions. [2024-11-13 16:36:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 379 transitions. [2024-11-13 16:36:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:36:01,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:01,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:07,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:07,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 246 states and 387 transitions. [2024-11-13 16:36:07,842 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 387 transitions. [2024-11-13 16:36:07,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:36:07,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:07,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 16:36:20,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:20,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 251 states and 393 transitions. [2024-11-13 16:36:20,121 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 393 transitions. [2024-11-13 16:36:20,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:36:20,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:20,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:36:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:20,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:36:20,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:36:20,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:22,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:22,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 255 states and 399 transitions. [2024-11-13 16:36:22,487 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 399 transitions. [2024-11-13 16:36:22,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:36:22,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:22,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:36:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:22,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:36:22,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:36:23,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:25,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:25,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 259 states and 406 transitions. [2024-11-13 16:36:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 406 transitions. [2024-11-13 16:36:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:36:25,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:25,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:25,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:26,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 262 states and 411 transitions. [2024-11-13 16:36:26,514 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 411 transitions. [2024-11-13 16:36:26,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:36:26,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:26,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:26,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:31,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:31,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 267 states and 421 transitions. [2024-11-13 16:36:31,963 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2024-11-13 16:36:31,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:36:31,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:31,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:40,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:40,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 278 states and 443 transitions. [2024-11-13 16:36:40,516 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 443 transitions. [2024-11-13 16:36:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:36:40,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:40,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:36:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:40,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:36:40,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:36:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 282 states and 449 transitions. [2024-11-13 16:36:43,858 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 449 transitions. [2024-11-13 16:36:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:36:43,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:43,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:43,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:45,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 286 states and 455 transitions. [2024-11-13 16:36:45,420 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 455 transitions. [2024-11-13 16:36:45,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 16:36:45,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:45,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:45,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:45,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 287 states and 460 transitions. [2024-11-13 16:36:45,522 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 460 transitions. [2024-11-13 16:36:45,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:36:45,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:45,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:51,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 288 states and 466 transitions. [2024-11-13 16:36:51,700 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 466 transitions. [2024-11-13 16:36:51,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:36:51,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:51,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:52,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:56,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 294 states and 476 transitions. [2024-11-13 16:36:56,629 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 476 transitions. [2024-11-13 16:36:56,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:36:56,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:56,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:37:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 298 states and 483 transitions. [2024-11-13 16:37:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 483 transitions. [2024-11-13 16:37:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:37:02,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:02,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:37:08,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:08,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 299 states and 493 transitions. [2024-11-13 16:37:08,898 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 493 transitions. [2024-11-13 16:37:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:37:08,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:08,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:12,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:37:20,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 303 states and 500 transitions. [2024-11-13 16:37:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 500 transitions. [2024-11-13 16:37:20,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:37:20,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:20,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:20,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:37:34,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:34,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 322 states and 532 transitions. [2024-11-13 16:37:34,027 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 532 transitions. [2024-11-13 16:37:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 16:37:34,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:34,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:34,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:37:43,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 329 states and 542 transitions. [2024-11-13 16:37:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 542 transitions. [2024-11-13 16:37:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 16:37:43,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:43,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:37:45,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:45,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 328 states and 541 transitions. [2024-11-13 16:37:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 541 transitions. [2024-11-13 16:37:45,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 16:37:45,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:45,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:46,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:38:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 348 states and 581 transitions. [2024-11-13 16:38:03,844 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 581 transitions. [2024-11-13 16:38:03,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 16:38:03,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:03,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:03,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:38:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 355 states and 591 transitions. [2024-11-13 16:38:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 591 transitions. [2024-11-13 16:38:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 16:38:12,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:12,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:12,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:38:22,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:22,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 362 states and 601 transitions. [2024-11-13 16:38:22,662 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 601 transitions. [2024-11-13 16:38:22,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 16:38:22,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:22,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:22,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:38:22,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:22,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 364 states and 603 transitions. [2024-11-13 16:38:22,827 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 603 transitions. [2024-11-13 16:38:22,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:38:22,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:22,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:38:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:32,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 371 states and 613 transitions. [2024-11-13 16:38:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 613 transitions. [2024-11-13 16:38:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:38:32,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:32,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:38:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:32,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:38:32,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:38:34,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:38:46,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:38:46,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 380 states and 625 transitions. [2024-11-13 16:38:46,022 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 625 transitions. [2024-11-13 16:38:46,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:38:46,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:38:46,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:38:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:38:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:39:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:39:01,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 391 states and 654 transitions. [2024-11-13 16:39:01,742 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 654 transitions. [2024-11-13 16:39:01,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 16:39:01,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:39:01,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:39:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:39:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:39:01,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:39:01,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:39:06,730 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:39:31,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:39:31,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 402 states and 690 transitions. [2024-11-13 16:39:31,083 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 690 transitions. [2024-11-13 16:39:31,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:39:31,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:39:31,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:39:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:39:31,110 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:39:43,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:39:43,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 409 states and 700 transitions. [2024-11-13 16:39:43,324 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 700 transitions. [2024-11-13 16:39:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:39:43,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:39:43,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:39:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:39:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:39:43,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:39:43,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:39:44,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:40:07,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:40:07,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 417 states and 729 transitions. [2024-11-13 16:40:07,096 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 729 transitions. [2024-11-13 16:40:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:40:07,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:40:07,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:40:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:40:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:40:07,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:40:07,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:40:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:40:16,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:40:16,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 425 states and 738 transitions. [2024-11-13 16:40:16,080 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 738 transitions. [2024-11-13 16:40:16,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:40:16,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:40:16,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:40:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:40:16,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:41:00,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:41:00,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 435 states and 765 transitions. [2024-11-13 16:41:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 765 transitions. [2024-11-13 16:41:00,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:41:00,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:41:00,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:41:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:41:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:41:00,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:41:00,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:41:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:42:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:48,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 445 states and 800 transitions. [2024-11-13 16:42:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 800 transitions. [2024-11-13 16:42:48,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:42:48,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:48,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:42:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:48,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:42:48,200 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:42:48,873 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:42:53,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:53,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 446 states and 803 transitions. [2024-11-13 16:42:53,985 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 803 transitions. [2024-11-13 16:42:53,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:42:53,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:53,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:42:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:43:19,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:19,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 450 states and 809 transitions. [2024-11-13 16:43:19,024 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 809 transitions. [2024-11-13 16:43:19,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:43:19,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:19,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:19,055 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:43:34,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:43:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 454 states and 824 transitions. [2024-11-13 16:43:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 824 transitions. [2024-11-13 16:43:34,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:43:34,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:43:34,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:43:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:43:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:43:34,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 16:43:34,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:44:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:22,615 WARN L286 SmtUtils]: Spent 11.35s on a formula simplification. DAG size of input: 40 DAG size of output: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)