./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label13.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_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/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_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/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_7703acd6-059e-451f-ae34-919e1bc2124a/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 91a1582c95113cfba0e714447513a3bab5b2cf717d4617c1de8d26d5cf0d5e1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:26:29,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:26:29,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:26:29,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:26:29,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:26:29,743 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:26:29,744 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:26:29,744 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:26:29,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:26:29,744 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:26:29,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:26:29,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:26:29,745 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:26:29,745 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:26:29,745 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:26:29,745 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:26:29,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:26:29,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:26:29,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:26:29,746 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:26:29,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:26:29,746 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:26:29,746 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:26:29,747 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:26:29,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:26:29,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:26:29,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:26:29,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:26:29,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:26:29,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:26:29,747 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:26:29,748 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:26:29,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:26:29,748 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_7703acd6-059e-451f-ae34-919e1bc2124a/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 -> 91a1582c95113cfba0e714447513a3bab5b2cf717d4617c1de8d26d5cf0d5e1d [2024-12-06 03:26:30,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:26:30,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:26:30,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:26:30,027 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:26:30,028 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:26:30,030 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2024-12-06 03:26:33,344 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/data/a735eaa76/444aa996cb9e47448ade010ece0caf2f/FLAG5298da0f1 [2024-12-06 03:26:33,631 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:26:33,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2024-12-06 03:26:33,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/data/a735eaa76/444aa996cb9e47448ade010ece0caf2f/FLAG5298da0f1 [2024-12-06 03:26:33,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/data/a735eaa76/444aa996cb9e47448ade010ece0caf2f [2024-12-06 03:26:33,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:26:33,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:26:33,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:26:33,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:26:33,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:26:33,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:26:33" (1/1) ... [2024-12-06 03:26:33,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3da10570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:33, skipping insertion in model container [2024-12-06 03:26:33,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:26:33" (1/1) ... [2024-12-06 03:26:33,720 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:26:33,923 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_7703acd6-059e-451f-ae34-919e1bc2124a/sv-benchmarks/c/eca-rers2012/Problem14_label13.c[2689,2702] [2024-12-06 03:26:34,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:26:34,143 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:26:34,162 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_7703acd6-059e-451f-ae34-919e1bc2124a/sv-benchmarks/c/eca-rers2012/Problem14_label13.c[2689,2702] [2024-12-06 03:26:34,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:26:34,282 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:26:34,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34 WrapperNode [2024-12-06 03:26:34,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:26:34,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:26:34,285 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:26:34,285 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:26:34,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,374 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-06 03:26:34,374 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:26:34,375 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:26:34,375 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:26:34,375 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:26:34,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,391 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,416 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,434 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,449 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:26:34,450 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:26:34,450 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:26:34,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:26:34,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:34" (1/1) ... [2024-12-06 03:26:34,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:26:34,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:26:34,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:26:34,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7703acd6-059e-451f-ae34-919e1bc2124a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:26:34,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:26:34,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:26:34,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:26:34,596 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:26:34,598 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:26:36,039 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-06 03:26:36,039 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:26:39,899 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:26:39,900 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:26:39,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:26:39 BoogieIcfgContainer [2024-12-06 03:26:39,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:26:39,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:26:39,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:26:39,910 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:26:39,910 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:26:39" (1/1) ... [2024-12-06 03:26:39,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:26:39,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:39,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 03:26:39,964 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 03:26:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:26:39,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:39,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:40,158 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 03:26:40,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:40,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 03:26:40,255 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 03:26:40,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:26:40,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:40,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:26:56,658 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 03:26:56,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:26:56,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-12-06 03:26:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-12-06 03:26:56,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:26:56,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:26:56,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:33,894 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 03:27:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:34,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-12-06 03:27:34,489 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-12-06 03:27:34,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:27:34,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:34,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:27:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:28:08,156 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 03:28:08,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:28:08,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2024-12-06 03:28:08,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2024-12-06 03:28:08,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:28:08,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:28:08,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:28:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:29:18,667 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 03:29:19,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:29:19,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 41 states and 84 transitions. [2024-12-06 03:29:19,974 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 84 transitions. [2024-12-06 03:29:19,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:29:19,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:29:19,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:29:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:30:19,361 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 03:30:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:30:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 49 states and 117 transitions. [2024-12-06 03:30:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 117 transitions. [2024-12-06 03:30:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:30:20,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:30:20,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:30:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:26,373 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 03:31:27,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:27,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 53 states and 131 transitions. [2024-12-06 03:31:27,138 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 131 transitions. [2024-12-06 03:31:27,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:31:27,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:27,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:41,371 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 03:32:42,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:42,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 60 states and 150 transitions. [2024-12-06 03:32:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 150 transitions. [2024-12-06 03:32:42,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:32:42,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:42,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:21,285 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 03:35:23,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:23,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 71 states and 174 transitions. [2024-12-06 03:35:23,179 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 174 transitions. [2024-12-06 03:35:23,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:35:23,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:23,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:34,362 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 03:37:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 80 states and 201 transitions. [2024-12-06 03:37:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 201 transitions. [2024-12-06 03:37:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:37:37,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:37,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:27,568 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 03:39:29,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:39:31,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:31,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 90 states and 232 transitions. [2024-12-06 03:39:31,013 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 232 transitions. [2024-12-06 03:39:31,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:39:31,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:31,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat