./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label50.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_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3 --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 56e7a4db9e890bad4c6ba22e9e20439c94d0afdecfe3e8cad4ffb71abf5e0a33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:55:22,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:55:22,616 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:55:22,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:55:22,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:55:22,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:55:22,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:55:22,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:55:22,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:55:22,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:55:22,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:55:22,683 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:55:22,683 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:55:22,683 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:55:22,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:55:22,684 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:55:22,684 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:55:22,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:55:22,685 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:55:22,685 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:55:22,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:55:22,685 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:55:22,685 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:55:22,685 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:55:22,686 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:55:22,686 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:55:22,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:55:22,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:55:22,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:55:22,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:55:22,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:55:22,687 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:55:22,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:55:22,687 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_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3 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 -> 56e7a4db9e890bad4c6ba22e9e20439c94d0afdecfe3e8cad4ffb71abf5e0a33 [2024-11-25 03:55:23,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:55:23,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:55:23,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:55:23,044 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:55:23,045 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:55:23,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2024-11-25 03:55:26,803 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/data/d5894b259/3616da6514c74e13adf250c485c1584f/FLAG458226a63 [2024-11-25 03:55:27,316 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:55:27,317 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2024-11-25 03:55:27,336 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/data/d5894b259/3616da6514c74e13adf250c485c1584f/FLAG458226a63 [2024-11-25 03:55:27,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/data/d5894b259/3616da6514c74e13adf250c485c1584f [2024-11-25 03:55:27,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:55:27,361 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:55:27,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:55:27,363 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:55:27,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:55:27,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:55:27" (1/1) ... [2024-11-25 03:55:27,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@362f3390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:27, skipping insertion in model container [2024-11-25 03:55:27,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:55:27" (1/1) ... [2024-11-25 03:55:27,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:55:27,644 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_25878f40-d420-41ee-ba95-dff30c23cb6f/sv-benchmarks/c/eca-rers2012/Problem11_label50.c[5287,5300] [2024-11-25 03:55:28,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:55:28,029 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:55:28,052 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_25878f40-d420-41ee-ba95-dff30c23cb6f/sv-benchmarks/c/eca-rers2012/Problem11_label50.c[5287,5300] [2024-11-25 03:55:28,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:55:28,227 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:55:28,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28 WrapperNode [2024-11-25 03:55:28,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:55:28,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:55:28,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:55:28,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:55:28,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,450 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2024-11-25 03:55:28,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:55:28,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:55:28,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:55:28,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:55:28,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,485 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,544 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:55:28,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:55:28,615 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:55:28,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:55:28,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:55:28" (1/1) ... [2024-11-25 03:55:28,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:55:28,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:55:28,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:55:28,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25878f40-d420-41ee-ba95-dff30c23cb6f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:55:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:55:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:55:28,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:55:28,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:55:28,783 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:55:28,785 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:55:31,117 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-25 03:55:31,117 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:55:37,486 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:55:37,486 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:55:37,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:55:37 BoogieIcfgContainer [2024-11-25 03:55:37,487 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:55:37,487 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:55:37,488 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:55:37,497 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:55:37,497 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:55:37" (1/1) ... [2024-11-25 03:55:37,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:55:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:37,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 03:55:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 03:55:37,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:55:37,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:37,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:55:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:55:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 03:55:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 03:55:38,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 03:55:38,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:38,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:55:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:56:18,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:56:19,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:56:19,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-25 03:56:19,605 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-25 03:56:19,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:56:19,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:56:19,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:56:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:54,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:57:56,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2024-11-25 03:57:56,016 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2024-11-25 03:57:56,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:57:56,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:56,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:26,627 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:01:37,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:01:39,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:39,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 45 states and 93 transitions. [2024-11-25 04:01:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 93 transitions. [2024-11-25 04:01:39,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:01:39,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:39,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:06:58,232 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:07:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:04,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 53 states and 123 transitions. [2024-11-25 04:07:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 123 transitions. [2024-11-25 04:07:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:07:04,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:04,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:07:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat