./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 883e1ef2a948697d12588312fbc96d1f19bb97cf9b1fde4627b6f04bc3bcbaed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:53:35,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:53:35,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:53:35,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:53:35,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:53:35,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:53:35,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:53:35,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:53:35,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:53:35,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:53:35,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:53:35,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:53:35,403 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:53:35,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:53:35,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:53:35,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:53:35,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:53:35,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:53:35,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:53:35,404 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:53:35,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:53:35,404 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:53:35,404 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:53:35,404 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:53:35,404 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:53:35,404 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:53:35,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:53:35,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:53:35,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:53:35,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:53:35,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:53:35,405 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:53:35,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:53:35,405 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_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 883e1ef2a948697d12588312fbc96d1f19bb97cf9b1fde4627b6f04bc3bcbaed [2024-12-06 05:53:35,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:53:35,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:53:35,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:53:35,655 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:53:35,655 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:53:35,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c [2024-12-06 05:53:38,315 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/data/54afbc8ac/bab034f2ec174419b742f9e077956863/FLAGf0252dec4 [2024-12-06 05:53:38,578 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:53:38,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c [2024-12-06 05:53:38,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/data/54afbc8ac/bab034f2ec174419b742f9e077956863/FLAGf0252dec4 [2024-12-06 05:53:38,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/data/54afbc8ac/bab034f2ec174419b742f9e077956863 [2024-12-06 05:53:38,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:53:38,903 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:53:38,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:53:38,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:53:38,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:53:38,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:53:38" (1/1) ... [2024-12-06 05:53:38,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63ff97b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:38, skipping insertion in model container [2024-12-06 05:53:38,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:53:38" (1/1) ... [2024-12-06 05:53:38,947 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:53:39,248 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_f66f2c33-ebe9-4e69-a103-fae4afb87b56/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c[52225,52238] [2024-12-06 05:53:39,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:53:39,261 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:53:39,347 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_f66f2c33-ebe9-4e69-a103-fae4afb87b56/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c[52225,52238] [2024-12-06 05:53:39,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:53:39,363 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:53:39,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39 WrapperNode [2024-12-06 05:53:39,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:53:39,364 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:53:39,364 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:53:39,364 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:53:39,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,428 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2011 [2024-12-06 05:53:39,428 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:53:39,429 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:53:39,429 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:53:39,429 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:53:39,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,465 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,469 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,495 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:53:39,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:53:39,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:53:39,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:53:39,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:39" (1/1) ... [2024-12-06 05:53:39,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:53:39,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:53:39,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:53:39,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f66f2c33-ebe9-4e69-a103-fae4afb87b56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:53:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:53:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:53:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:53:39,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:53:39,726 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:53:39,728 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:53:41,537 INFO L? ?]: Removed 215 outVars from TransFormulas that were not future-live. [2024-12-06 05:53:41,538 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:53:42,734 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:53:42,734 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:53:42,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:53:42 BoogieIcfgContainer [2024-12-06 05:53:42,734 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:53:42,735 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:53:42,735 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:53:42,744 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:53:42,744 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:53:42" (1/1) ... [2024-12-06 05:53:42,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:53:42,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:42,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2024-12-06 05:53:42,805 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2024-12-06 05:53:42,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-12-06 05:53:42,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:42,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:53:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:48,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2024-12-06 05:53:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2024-12-06 05:53:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-06 05:53:48,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:48,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:51,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:53:51,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2024-12-06 05:53:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2024-12-06 05:53:51,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-12-06 05:53:51,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:51,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:53:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2024-12-06 05:53:53,795 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2024-12-06 05:53:53,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-06 05:53:53,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:53,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:53:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:56,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2024-12-06 05:53:56,486 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2024-12-06 05:53:56,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-06 05:53:56,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:56,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:58,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:53:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:59,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2024-12-06 05:53:59,277 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2024-12-06 05:53:59,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-06 05:53:59,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:59,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:01,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:54:02,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:02,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2024-12-06 05:54:02,192 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2024-12-06 05:54:02,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-06 05:54:02,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:02,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:54:06,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:06,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2024-12-06 05:54:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2024-12-06 05:54:06,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-06 05:54:06,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:06,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:09,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:54:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2024-12-06 05:54:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2024-12-06 05:54:10,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-06 05:54:10,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:10,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:10,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:54:11,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:11,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2024-12-06 05:54:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2024-12-06 05:54:11,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-06 05:54:11,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:11,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:54:11,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2024-12-06 05:54:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2024-12-06 05:54:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-06 05:54:11,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:11,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:14,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:54:16,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:16,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2024-12-06 05:54:16,702 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2024-12-06 05:54:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-06 05:54:16,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:16,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:17,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:54:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:17,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2024-12-06 05:54:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2024-12-06 05:54:17,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-06 05:54:17,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:17,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:51,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:55:15,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 638 states and 1263 transitions. [2024-12-06 05:55:15,411 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1263 transitions. [2024-12-06 05:55:15,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-06 05:55:15,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:15,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:55:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:55:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 657 states and 1298 transitions. [2024-12-06 05:55:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1298 transitions. [2024-12-06 05:55:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 05:55:38,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:38,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:55:40,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:08,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:57:33,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:33,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 795 states and 1713 transitions. [2024-12-06 05:57:33,446 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1713 transitions. [2024-12-06 05:57:33,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 05:57:33,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:33,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:57:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:07,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:00:52,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:52,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 933 states and 2139 transitions. [2024-12-06 06:00:52,071 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2139 transitions. [2024-12-06 06:00:52,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 06:00:52,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:52,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:00:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:05:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:05:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 1071 states and 2569 transitions. [2024-12-06 06:05:25,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2569 transitions. [2024-12-06 06:05:25,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 06:05:25,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:05:25,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:05:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:05:30,597 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:06:30,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:06:30,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 1111 states and 2707 transitions. [2024-12-06 06:06:30,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2707 transitions. [2024-12-06 06:06:30,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 06:06:30,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:06:30,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:06:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:06:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:06:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:06:59,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 1151 states and 2834 transitions. [2024-12-06 06:06:59,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2834 transitions. [2024-12-06 06:06:59,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 06:06:59,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:06:59,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:07:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:03,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:07:25,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 1192 states and 2953 transitions. [2024-12-06 06:07:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2953 transitions. [2024-12-06 06:07:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 06:07:25,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:25,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:07:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:28,638 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:07:46,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:46,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 1232 states and 3071 transitions. [2024-12-06 06:07:46,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 3071 transitions. [2024-12-06 06:07:46,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 06:07:46,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:46,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:07:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:50,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:08:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:08:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1273 states and 3190 transitions. [2024-12-06 06:08:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 3190 transitions. [2024-12-06 06:08:13,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 06:08:13,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:08:13,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:08:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:08:19,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.