./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label44.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_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/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_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/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_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/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 a251e8bd1fa18f71142ab77e725d3376cb9c86e0251b5d23fbb6f012a8340ced --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:15:48,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:15:48,692 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:15:48,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:15:48,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:15:48,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:15:48,723 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:15:48,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:15:48,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:15:48,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:15:48,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:15:48,724 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:15:48,725 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:15:48,725 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:15:48,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:15:48,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:15:48,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:15:48,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:15:48,725 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:15:48,725 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:15:48,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:15:48,726 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:15:48,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:15:48,726 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:15:48,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:15:48,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:15:48,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:15:48,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:15:48,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:15:48,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:15:48,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:15:48,727 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:15:48,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:15:48,727 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_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/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 -> a251e8bd1fa18f71142ab77e725d3376cb9c86e0251b5d23fbb6f012a8340ced [2024-12-06 03:15:49,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:15:49,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:15:49,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:15:49,021 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:15:49,021 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:15:49,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2024-12-06 03:15:52,290 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/data/933cb0c6f/265b94051a8e450c83712fd5d65f61db/FLAGc726c1d5a [2024-12-06 03:15:52,625 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:15:52,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2024-12-06 03:15:52,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/data/933cb0c6f/265b94051a8e450c83712fd5d65f61db/FLAGc726c1d5a [2024-12-06 03:15:52,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/data/933cb0c6f/265b94051a8e450c83712fd5d65f61db [2024-12-06 03:15:52,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:15:52,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:15:52,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:15:52,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:15:52,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:15:52,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:15:52" (1/1) ... [2024-12-06 03:15:52,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a63a0c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:52, skipping insertion in model container [2024-12-06 03:15:52,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:15:52" (1/1) ... [2024-12-06 03:15:52,715 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:15:52,906 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_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/sv-benchmarks/c/eca-rers2012/Problem14_label44.c[1450,1463] [2024-12-06 03:15:53,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:15:53,141 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:15:53,157 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_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/sv-benchmarks/c/eca-rers2012/Problem14_label44.c[1450,1463] [2024-12-06 03:15:53,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:15:53,287 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:15:53,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53 WrapperNode [2024-12-06 03:15:53,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:15:53,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:15:53,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:15:53,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:15:53,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,317 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,384 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-06 03:15:53,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:15:53,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:15:53,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:15:53,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:15:53,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,431 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,434 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,465 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:15:53,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:15:53,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:15:53,466 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:15:53,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:15:53" (1/1) ... [2024-12-06 03:15:53,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:15:53,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:15:53,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:15:53,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14e1ddf9-e2c5-4c67-bbba-9a973ecfd0c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:15:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:15:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:15:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:15:53,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:15:53,615 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:15:53,617 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:15:54,970 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-06 03:15:54,970 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:15:58,721 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:15:58,721 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:15:58,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:15:58 BoogieIcfgContainer [2024-12-06 03:15:58,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:15:58,722 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:15:58,722 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:15:58,731 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:15:58,731 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:15:58" (1/1) ... [2024-12-06 03:15:58,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:15:58,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:58,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 03:15:58,792 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 03:15:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:15:58,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:58,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:15:58,999 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 03:15:59,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:15:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 03:15:59,187 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 03:15:59,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:15:59,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:15:59,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:15:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:16:16,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:16,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-12-06 03:16:16,734 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-12-06 03:16:16,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:16:16,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:16,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:16:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:16:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-12-06 03:16:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-12-06 03:16:49,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:16:49,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:16:49,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:16:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:17:28,748 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:17:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:17:29,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 54 transitions. [2024-12-06 03:17:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2024-12-06 03:17:29,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:17:29,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:17:29,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:17:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:18:58,417 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:19:00,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:19:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 38 states and 78 transitions. [2024-12-06 03:19:00,065 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 78 transitions. [2024-12-06 03:19:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:19:00,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:19:00,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:19:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:20:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:20:21,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:20:21,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 49 states and 102 transitions. [2024-12-06 03:20:21,832 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 102 transitions. [2024-12-06 03:20:21,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:20:21,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:20:21,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:20:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:21:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:21:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:21:35,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 56 states and 116 transitions. [2024-12-06 03:21:35,654 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 116 transitions. [2024-12-06 03:21:35,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:21:35,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:21:35,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:21:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:24:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:24:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:24:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 67 states and 139 transitions. [2024-12-06 03:24:05,923 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 139 transitions. [2024-12-06 03:24:05,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:24:05,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:24:05,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:24:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:26:11,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:11,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 75 states and 157 transitions. [2024-12-06 03:26:11,279 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 157 transitions. [2024-12-06 03:26:11,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:26:11,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:11,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat