./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.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_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/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_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/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_18b0f827-3c0f-4277-9212-406a4c8287bf/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 e7078db7101404701d1361cc736476696e00d8cbe0085be82e13ec1c6956c8c2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:06:41,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:06:41,235 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:06:41,240 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:06:41,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:06:41,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:06:41,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:06:41,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:06:41,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:06:41,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:06:41,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:06:41,261 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:06:41,262 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:06:41,262 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:06:41,262 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:06:41,262 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:06:41,262 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:06:41,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:06:41,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:06:41,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:06:41,262 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:06:41,262 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:06:41,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:06:41,263 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_18b0f827-3c0f-4277-9212-406a4c8287bf/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 -> e7078db7101404701d1361cc736476696e00d8cbe0085be82e13ec1c6956c8c2 [2024-12-06 02:06:41,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:06:41,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:06:41,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:06:41,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:06:41,501 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:06:41,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c [2024-12-06 02:06:44,122 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/data/79011dfa8/64761d365bef46c7ae7ade0fd265b678/FLAG08980d160 [2024-12-06 02:06:44,360 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:06:44,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c [2024-12-06 02:06:44,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/data/79011dfa8/64761d365bef46c7ae7ade0fd265b678/FLAG08980d160 [2024-12-06 02:06:44,693 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/data/79011dfa8/64761d365bef46c7ae7ade0fd265b678 [2024-12-06 02:06:44,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:06:44,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:06:44,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:06:44,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:06:44,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:06:44,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:44,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e087a3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44, skipping insertion in model container [2024-12-06 02:06:44,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:44,723 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:06:44,896 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_18b0f827-3c0f-4277-9212-406a4c8287bf/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c[15140,15153] [2024-12-06 02:06:44,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:06:44,909 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:06:44,955 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_18b0f827-3c0f-4277-9212-406a4c8287bf/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c[15140,15153] [2024-12-06 02:06:44,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:06:44,969 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:06:44,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44 WrapperNode [2024-12-06 02:06:44,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:06:44,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:06:44,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:06:44,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:06:44,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:44,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,009 INFO L138 Inliner]: procedures = 26, calls = 17, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 396 [2024-12-06 02:06:45,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:06:45,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:06:45,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:06:45,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:06:45,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,020 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,020 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,027 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,029 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:06:45,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:06:45,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:06:45,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:06:45,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:44" (1/1) ... [2024-12-06 02:06:45,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:06:45,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:06:45,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:06:45,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b0f827-3c0f-4277-9212-406a4c8287bf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:06:45,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:06:45,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:06:45,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:06:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:06:45,174 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:06:45,176 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:06:45,564 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-12-06 02:06:45,564 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:06:46,022 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:06:46,022 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:06:46,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:06:46 BoogieIcfgContainer [2024-12-06 02:06:46,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:06:46,024 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:06:46,024 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:06:46,032 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:06:46,033 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:06:46" (1/1) ... [2024-12-06 02:06:46,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:06:46,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:46,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 02:06:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 02:06:46,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:06:46,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:46,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:06:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:47,944 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 02:06:48,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-06 02:06:48,047 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-06 02:06:48,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:06:48,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:48,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:06:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:48,803 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 02:06:49,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:49,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2024-12-06 02:06:49,166 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2024-12-06 02:06:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:06:49,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:49,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:06:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:49,464 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 02:06:49,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:49,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-12-06 02:06:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-12-06 02:06:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:06:49,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:49,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:06:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:50,185 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 02:06:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-12-06 02:06:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-12-06 02:06:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:06:50,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:50,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:06:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:55,736 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 02:07:00,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:00,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2024-12-06 02:07:00,117 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-12-06 02:07:00,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:07:00,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:00,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:05,674 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:12,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:12,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2024-12-06 02:07:12,684 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2024-12-06 02:07:12,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:07:12,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:12,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:13,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 50 states and 87 transitions. [2024-12-06 02:07:16,461 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2024-12-06 02:07:16,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:07:16,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:16,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:18,097 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:25,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 67 states and 127 transitions. [2024-12-06 02:07:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 127 transitions. [2024-12-06 02:07:25,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:07:25,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:25,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:25,676 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:28,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:28,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 73 states and 138 transitions. [2024-12-06 02:07:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2024-12-06 02:07:28,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:07:28,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:28,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:35,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:35,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 88 states and 163 transitions. [2024-12-06 02:07:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2024-12-06 02:07:35,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:07:35,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:35,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:38,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 89 states and 167 transitions. [2024-12-06 02:07:38,080 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 167 transitions. [2024-12-06 02:07:38,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:07:38,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:38,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:39,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:39,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 90 states and 170 transitions. [2024-12-06 02:07:39,034 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 170 transitions. [2024-12-06 02:07:39,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:07:39,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:39,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:41,779 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:49,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 106 states and 199 transitions. [2024-12-06 02:07:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 199 transitions. [2024-12-06 02:07:49,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:07:49,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:49,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:51,121 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:07:52,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:52,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 107 states and 202 transitions. [2024-12-06 02:07:52,345 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 202 transitions. [2024-12-06 02:07:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:07:52,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:52,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:07:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:25,940 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:09:24,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 133 states and 270 transitions. [2024-12-06 02:09:24,333 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 270 transitions. [2024-12-06 02:09:24,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:09:24,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:24,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:09:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:11:10,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:10,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 158 states and 340 transitions. [2024-12-06 02:11:10,502 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 340 transitions. [2024-12-06 02:11:10,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:11:10,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:10,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:11:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:45,387 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:13:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 183 states and 413 transitions. [2024-12-06 02:13:17,228 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 413 transitions. [2024-12-06 02:13:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:17,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:17,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:13:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:14:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:04,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 196 states and 471 transitions. [2024-12-06 02:14:04,544 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 471 transitions. [2024-12-06 02:14:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:04,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:04,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:14:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:14:16,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:16,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 202 states and 479 transitions. [2024-12-06 02:14:16,329 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 479 transitions. [2024-12-06 02:14:16,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:16,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:16,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:14:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:17,106 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:14:28,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:28,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 208 states and 492 transitions. [2024-12-06 02:14:28,942 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 492 transitions. [2024-12-06 02:14:28,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:28,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:28,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:14:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:17:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 233 states and 565 transitions. [2024-12-06 02:17:02,046 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 565 transitions. [2024-12-06 02:17:02,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:02,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:02,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:17:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat