./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/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_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm --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 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:23,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:23,914 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:23,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:23,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:23,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:23,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:23,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:23,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:23,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:23,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:23,954 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:23,954 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:23,955 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:23,955 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:23,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:23,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:23,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:23,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:23,956 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:23,956 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:23,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:23,957 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:23,957 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:23,957 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:23,957 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:23,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:23,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:23,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:23,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:23,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:23,958 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:23,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:23,958 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_d79bb091-d68c-4e0e-bbab-51fc0dc53964/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 ! 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 -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2024-11-13 20:17:24,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:24,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:24,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:24,282 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:24,282 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:24,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c Unable to find full path for "g++" [2024-11-13 20:17:26,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:26,428 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:26,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c [2024-11-13 20:17:26,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/data/fb5d2b1f0/2e1a55c6103b4137b539deda18c9fab1/FLAGa273d00b6 [2024-11-13 20:17:26,766 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/data/fb5d2b1f0/2e1a55c6103b4137b539deda18c9fab1 [2024-11-13 20:17:26,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:26,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:26,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:26,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:26,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:26,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@193d4e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26, skipping insertion in model container [2024-11-13 20:17:26,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:26,962 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_d79bb091-d68c-4e0e-bbab-51fc0dc53964/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c[573,586] [2024-11-13 20:17:26,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:26,991 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:27,000 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_d79bb091-d68c-4e0e-bbab-51fc0dc53964/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c[573,586] [2024-11-13 20:17:27,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:27,017 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:27,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27 WrapperNode [2024-11-13 20:17:27,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:27,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:27,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:27,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:27,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,039 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-11-13 20:17:27,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:27,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:27,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:27,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:27,044 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:27,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:27,055 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:27,055 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:27,056 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:27,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:27,087 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:27,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d79bb091-d68c-4e0e-bbab-51fc0dc53964/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:17:27,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:17:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:27,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:27,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:27,185 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:27,187 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:27,359 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:27,359 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:27,407 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:27,407 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:17:27,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:27 BoogieIcfgContainer [2024-11-13 20:17:27,408 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:27,409 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:27,409 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:27,419 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:27,420 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:27,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:27,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 20:17:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 20:17:27,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:17:27,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:27,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:27,651 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 20:17:27,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:27,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-13 20:17:27,692 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-13 20:17:27,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:17:27,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:27,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:27,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:17:27,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:27,925 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 20:17:28,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:28,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-13 20:17:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-13 20:17:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:17:28,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:28,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:28,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:17:29,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:29,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-13 20:17:29,008 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-13 20:17:29,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:17:29,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:29,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:29,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:17:29,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:29,435 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:17:29,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:29,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-11-13 20:17:29,880 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-13 20:17:29,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:17:29,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:29,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:29,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:17:29,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:30,476 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-13 20:17:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-13 20:17:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:17:31,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:31,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:31,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:17:31,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:32,127 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:17:33,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2024-11-13 20:17:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2024-11-13 20:17:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:17:33,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:33,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:33,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:33,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:17:33,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:34,420 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 20:17:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-11-13 20:17:35,859 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-13 20:17:35,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:17:35,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:35,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:35,967 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 20:17:35,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:37,652 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 20:17:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2024-11-13 20:17:39,304 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2024-11-13 20:17:39,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:17:39,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:39,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:39,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:17:39,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 57 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 20:17:43,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:43,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-11-13 20:17:43,208 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-11-13 20:17:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 20:17:43,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:43,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:43,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:17:43,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:45,575 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 14 proven. 77 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-13 20:17:48,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2024-11-13 20:17:48,099 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2024-11-13 20:17:48,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 20:17:48,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:48,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:48,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:17:48,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:50,952 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 16 proven. 100 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-13 20:17:54,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:54,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2024-11-13 20:17:54,149 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-13 20:17:54,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 20:17:54,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:54,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:54,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 20:17:54,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:58,094 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 35 proven. 133 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-13 20:18:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2024-11-13 20:18:02,251 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2024-11-13 20:18:02,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 20:18:02,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:02,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:02,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:18:02,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:07,078 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 20 proven. 155 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-11-13 20:18:12,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:12,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2024-11-13 20:18:12,955 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2024-11-13 20:18:12,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 20:18:12,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:12,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:13,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 20:18:13,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:19,285 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 51 proven. 188 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2024-11-13 20:18:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:25,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 92 transitions. [2024-11-13 20:18:25,497 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 92 transitions. [2024-11-13 20:18:25,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 20:18:25,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:25,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:25,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:18:25,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:37,030 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 57 proven. 223 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-13 20:18:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 94 states and 159 transitions. [2024-11-13 20:18:52,629 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 159 transitions. [2024-11-13 20:18:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 20:18:52,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:52,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:52,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 20:18:52,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:00,716 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 56 proven. 223 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-13 20:19:13,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:13,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 97 states and 164 transitions. [2024-11-13 20:19:13,158 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 164 transitions. [2024-11-13 20:19:13,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 20:19:13,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:13,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:13,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 20:19:13,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 73 proven. 280 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2024-11-13 20:19:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 170 transitions. [2024-11-13 20:19:31,577 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 170 transitions. [2024-11-13 20:19:31,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 20:19:31,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:31,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:31,750 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 20:19:31,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:39,818 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 61 proven. 261 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-13 20:19:52,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:52,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 103 states and 175 transitions. [2024-11-13 20:19:52,858 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 175 transitions. [2024-11-13 20:19:52,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 20:19:52,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:52,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:53,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 20:19:53,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 67 proven. 302 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2024-11-13 20:20:13,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 106 states and 181 transitions. [2024-11-13 20:20:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2024-11-13 20:20:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 20:20:13,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:13,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:14,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 20:20:14,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:25,304 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 77 proven. 324 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-13 20:20:40,701 WARN L286 SmtUtils]: Spent 5.64s on a formula simplification. DAG size of input: 386 DAG size of output: 363 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:20:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:43,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 109 states and 186 transitions. [2024-11-13 20:20:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 186 transitions. [2024-11-13 20:20:43,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 20:20:43,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:43,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:43,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:20:43,916 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:55,526 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 71 proven. 346 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 20:21:07,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 192 transitions. [2024-11-13 20:21:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 192 transitions. [2024-11-13 20:21:07,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 20:21:07,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:07,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:08,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 20:21:08,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:21,740 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 72 proven. 436 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2024-11-13 20:21:35,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:35,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 115 states and 198 transitions. [2024-11-13 20:21:35,594 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 198 transitions. [2024-11-13 20:21:35,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-13 20:21:35,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:35,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:35,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 20:21:35,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 81 proven. 443 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2024-11-13 20:22:05,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:05,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 118 states and 204 transitions. [2024-11-13 20:22:05,685 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 204 transitions. [2024-11-13 20:22:05,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 20:22:05,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:05,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:05,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 20:22:05,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:27,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 87 proven. 496 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-11-13 20:22:51,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:51,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 130 states and 225 transitions. [2024-11-13 20:22:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 225 transitions. [2024-11-13 20:22:51,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 20:22:51,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:51,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:51,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 20:22:51,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 115 proven. 552 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2024-11-13 20:23:13,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:13,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 130 states and 225 transitions. [2024-11-13 20:23:13,646 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 225 transitions. [2024-11-13 20:23:13,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 20:23:13,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:13,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:23:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:13,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 20:23:13,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 86 proven. 496 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2024-11-13 20:23:39,894 WARN L286 SmtUtils]: Spent 6.25s on a formula simplification. DAG size of input: 503 DAG size of output: 487 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:23:53,877 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification. DAG size of input: 527 DAG size of output: 509 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:23:58,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:58,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 133 states and 230 transitions. [2024-11-13 20:23:58,575 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 230 transitions. [2024-11-13 20:23:58,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-13 20:23:58,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:58,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:23:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:58,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-13 20:23:58,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 132 proven. 602 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2024-11-13 20:24:41,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:41,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 136 states and 236 transitions. [2024-11-13 20:24:41,668 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 236 transitions. [2024-11-13 20:24:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-13 20:24:41,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:41,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:24:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:41,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 20:24:41,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:04,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 91 proven. 552 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2024-11-13 20:25:14,483 WARN L286 SmtUtils]: Spent 7.43s on a formula simplification. DAG size of input: 542 DAG size of output: 524 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:25:31,235 WARN L286 SmtUtils]: Spent 7.03s on a formula simplification. DAG size of input: 565 DAG size of output: 549 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:25:36,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:36,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 139 states and 241 transitions. [2024-11-13 20:25:36,757 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 241 transitions. [2024-11-13 20:25:36,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 20:25:36,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:36,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:25:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:37,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 20:25:37,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:02,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 96 proven. 611 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2024-11-13 20:26:26,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:26,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 142 states and 247 transitions. [2024-11-13 20:26:26,045 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 247 transitions. [2024-11-13 20:26:26,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-13 20:26:26,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:26,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:26:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:26,444 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 20:26:26,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:56,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 101 proven. 673 refuted. 0 times theorem prover too weak. 782 trivial. 0 not checked. [2024-11-13 20:27:16,756 WARN L286 SmtUtils]: Spent 5.11s on a formula simplification that was a NOOP. DAG size: 639 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:27:24,355 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 640 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:27:24,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:24,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 145 states and 253 transitions. [2024-11-13 20:27:24,599 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 253 transitions. [2024-11-13 20:27:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 20:27:24,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:24,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:27:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:27:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:24,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 96 conjuncts are in the unsatisfiable core [2024-11-13 20:27:24,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:02,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1707 backedges. 235 proven. 897 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2024-11-13 20:28:08,759 WARN L286 SmtUtils]: Spent 5.06s on a formula simplification that was a NOOP. DAG size: 654 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:28:17,785 WARN L286 SmtUtils]: Spent 6.18s on a formula simplification that was a NOOP. DAG size: 655 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:28:26,708 WARN L286 SmtUtils]: Spent 5.75s on a formula simplification that was a NOOP. DAG size: 686 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:28:34,946 WARN L286 SmtUtils]: Spent 5.79s on a formula simplification that was a NOOP. DAG size: 687 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:28:35,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:35,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 148 states and 259 transitions. [2024-11-13 20:28:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 259 transitions. [2024-11-13 20:28:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-13 20:28:35,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:35,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:35,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 20:28:35,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:11,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1865 backedges. 107 proven. 870 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2024-11-13 20:29:20,413 WARN L286 SmtUtils]: Spent 7.15s on a formula simplification that was a NOOP. DAG size: 701 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:29:29,766 WARN L286 SmtUtils]: Spent 6.28s on a formula simplification that was a NOOP. DAG size: 702 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:29:40,186 WARN L286 SmtUtils]: Spent 6.91s on a formula simplification that was a NOOP. DAG size: 734 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:29:49,438 WARN L286 SmtUtils]: Spent 6.51s on a formula simplification that was a NOOP. DAG size: 735 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:29:49,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 151 states and 265 transitions. [2024-11-13 20:29:49,859 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 265 transitions. [2024-11-13 20:29:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 20:29:49,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:49,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:50,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 20:29:50,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:33,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 116 proven. 877 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2024-11-13 20:30:41,274 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 749 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:30:51,716 WARN L286 SmtUtils]: Spent 7.46s on a formula simplification that was a NOOP. DAG size: 750 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:31:03,204 WARN L286 SmtUtils]: Spent 7.86s on a formula simplification that was a NOOP. DAG size: 783 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:31:13,474 WARN L286 SmtUtils]: Spent 7.30s on a formula simplification that was a NOOP. DAG size: 784 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:31:13,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:13,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 154 states and 271 transitions. [2024-11-13 20:31:13,770 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 271 transitions. [2024-11-13 20:31:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-13 20:31:13,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:13,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:31:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:31:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:14,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 20:31:14,137 INFO L278 TraceCheckSpWp]: Computing forward predicates...