./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i --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_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/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_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/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_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/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 2b329d9832ec99d9ffbb7796b225f0eac74b08ac18938b07d93f1b80cf8ae2f9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:17:40,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:17:40,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:17:40,332 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:17:40,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:17:40,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:17:40,368 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:17:40,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:17:40,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:17:40,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:17:40,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:17:40,371 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:17:40,372 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:17:40,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:17:40,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:17:40,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:17:40,372 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:17:40,372 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:17:40,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:17:40,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:17:40,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:17:40,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:17:40,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:17:40,373 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:17:40,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:17:40,373 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_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/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 -> 2b329d9832ec99d9ffbb7796b225f0eac74b08ac18938b07d93f1b80cf8ae2f9 [2024-11-13 23:17:40,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:17:40,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:17:40,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:17:40,706 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:17:40,706 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:17:40,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i Unable to find full path for "g++" [2024-11-13 23:17:42,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:17:43,054 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:17:43,055 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i [2024-11-13 23:17:43,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/data/500e686c6/a775319612b24ef4a8fcc82a5b56627e/FLAGbb7bb623b [2024-11-13 23:17:43,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/data/500e686c6/a775319612b24ef4a8fcc82a5b56627e [2024-11-13 23:17:43,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:17:43,278 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:17:43,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:17:43,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:17:43,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:17:43,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f16359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43, skipping insertion in model container [2024-11-13 23:17:43,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,326 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:17:43,500 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_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i[916,929] [2024-11-13 23:17:43,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:17:43,610 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:17:43,621 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_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-34.i[916,929] [2024-11-13 23:17:43,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:17:43,688 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:17:43,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43 WrapperNode [2024-11-13 23:17:43,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:17:43,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:17:43,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:17:43,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:17:43,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,773 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 317 [2024-11-13 23:17:43,773 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:17:43,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:17:43,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:17:43,774 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:17:43,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,788 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,814 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:17:43,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:17:43,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:17:43,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:17:43,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:43" (1/1) ... [2024-11-13 23:17:43,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:17:43,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:17:43,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:17:43,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_542d7c9b-6290-48ca-b113-5f9f2d5c35d9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:17:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:17:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:17:43,930 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:17:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:17:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:17:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:17:44,070 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:17:44,072 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:17:44,926 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 23:17:44,926 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:17:45,566 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:17:45,566 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:17:45,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:17:45 BoogieIcfgContainer [2024-11-13 23:17:45,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:17:45,569 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:17:45,569 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:17:45,581 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:17:45,581 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:17:45" (1/1) ... [2024-11-13 23:17:45,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:17:45,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:45,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 120 transitions. [2024-11-13 23:17:45,665 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2024-11-13 23:17:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-13 23:17:45,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:45,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:58,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2024-11-13 23:18:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 234 transitions. [2024-11-13 23:18:00,477 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 234 transitions. [2024-11-13 23:18:00,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2024-11-13 23:18:00,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:00,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 7725 backedges. 57 proven. 184 refuted. 0 times theorem prover too weak. 7484 trivial. 0 not checked. [2024-11-13 23:18:20,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:18:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:23,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 272 states and 449 transitions. [2024-11-13 23:18:23,350 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 449 transitions. [2024-11-13 23:18:23,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2024-11-13 23:18:23,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:23,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 7725 backedges. 52 proven. 104 refuted. 0 times theorem prover too weak. 7569 trivial. 0 not checked. [2024-11-13 23:18:37,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:37,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 327 states and 541 transitions. [2024-11-13 23:18:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 541 transitions. [2024-11-13 23:18:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2024-11-13 23:18:37,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:37,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7725 backedges. 52 proven. 104 refuted. 0 times theorem prover too weak. 7569 trivial. 0 not checked. [2024-11-13 23:18:49,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:49,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 327 states and 541 transitions. [2024-11-13 23:18:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 541 transitions. [2024-11-13 23:18:49,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2024-11-13 23:18:49,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:49,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:03,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7725 backedges. 57 proven. 184 refuted. 0 times theorem prover too weak. 7484 trivial. 0 not checked. [2024-11-13 23:19:07,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 409 states and 685 transitions. [2024-11-13 23:19:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 685 transitions. [2024-11-13 23:19:07,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2024-11-13 23:19:07,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:07,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:23,907 INFO L134 CoverageAnalysis]: Checked inductivity of 7725 backedges. 144 proven. 261 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-13 23:19:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:31,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 366 states and 614 transitions. [2024-11-13 23:19:31,949 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 614 transitions. [2024-11-13 23:19:31,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2024-11-13 23:19:31,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:31,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:06,836 INFO L134 CoverageAnalysis]: Checked inductivity of 17500 backedges. 104 proven. 364 refuted. 0 times theorem prover too weak. 17032 trivial. 0 not checked. [2024-11-13 23:20:25,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:25,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 506 states and 866 transitions. [2024-11-13 23:20:25,298 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 866 transitions. [2024-11-13 23:20:25,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 634 [2024-11-13 23:20:25,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:25,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat