./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/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_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/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_5604303a-25f1-4275-911b-cc1b6f3fa2a4/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 6382bf7d3923cc5e5d05cc0b7a660c702c8db87925ef073e0a0a8704a68a4a3b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:26:53,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:26:53,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:26:53,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:26:53,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:26:53,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:26:53,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:26:53,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:26:53,456 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:26:53,456 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:26:53,456 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:26:53,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:26:53,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:26:53,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:26:53,457 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:26:53,457 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:26:53,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:26:53,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:26:53,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:26:53,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:26:53,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:26:53,458 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:26:53,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:26:53,458 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_5604303a-25f1-4275-911b-cc1b6f3fa2a4/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 -> 6382bf7d3923cc5e5d05cc0b7a660c702c8db87925ef073e0a0a8704a68a4a3b [2024-12-06 02:26:53,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:26:53,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:26:53,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:26:53,733 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:26:53,734 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:26:53,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c [2024-12-06 02:26:56,387 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/data/2f73de083/6b530fed42c442719479b1f258a7266d/FLAGb48645ec2 [2024-12-06 02:26:56,610 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:26:56,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c [2024-12-06 02:26:56,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/data/2f73de083/6b530fed42c442719479b1f258a7266d/FLAGb48645ec2 [2024-12-06 02:26:56,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/data/2f73de083/6b530fed42c442719479b1f258a7266d [2024-12-06 02:26:56,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:26:56,957 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:26:56,958 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:26:56,958 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:26:56,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:26:56,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:26:56" (1/1) ... [2024-12-06 02:26:56,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e2ae0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:56, skipping insertion in model container [2024-12-06 02:26:56,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:26:56" (1/1) ... [2024-12-06 02:26:56,980 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:26:57,155 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_5604303a-25f1-4275-911b-cc1b6f3fa2a4/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c[11298,11311] [2024-12-06 02:26:57,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:26:57,165 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:26:57,209 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_5604303a-25f1-4275-911b-cc1b6f3fa2a4/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c[11298,11311] [2024-12-06 02:26:57,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:26:57,226 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:26:57,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57 WrapperNode [2024-12-06 02:26:57,226 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:26:57,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:26:57,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:26:57,227 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:26:57,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,267 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 336 [2024-12-06 02:26:57,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:26:57,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:26:57,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:26:57,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:26:57,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,288 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:26:57,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:26:57,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:26:57,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:26:57,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:26:57" (1/1) ... [2024-12-06 02:26:57,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:26:57,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:26:57,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:26:57,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5604303a-25f1-4275-911b-cc1b6f3fa2a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:26:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:26:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:26:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:26:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:26:57,438 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:26:57,440 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:26:57,802 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-12-06 02:26:57,802 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:26:58,194 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:26:58,194 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:26:58,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:26:58 BoogieIcfgContainer [2024-12-06 02:26:58,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:26:58,195 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:26:58,195 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:26:58,205 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:26:58,205 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:26:58" (1/1) ... [2024-12-06 02:26:58,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:26:58,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:26:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 02:26:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 02:26:58,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:26:58,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:26:58,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:26:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:26:59,723 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 02:26:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:26:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-06 02:26:59,836 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-06 02:26:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:26:59,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:26:59,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:26:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:00,759 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 02:27:01,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:01,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2024-12-06 02:27:01,102 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2024-12-06 02:27:01,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:27:01,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:01,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:01,424 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 02:27:01,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-12-06 02:27:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-12-06 02:27:01,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:27:01,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:01,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:02,073 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 02:27:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:02,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-12-06 02:27:02,400 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-12-06 02:27:02,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:27:02,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:02,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:07,507 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 02:27:11,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:11,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2024-12-06 02:27:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-12-06 02:27:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:27:11,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:11,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:15,192 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 02:27:22,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:22,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 45 states and 78 transitions. [2024-12-06 02:27:22,003 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 78 transitions. [2024-12-06 02:27:22,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:27:22,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:22,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:22,572 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 02:27:25,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:25,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 53 states and 93 transitions. [2024-12-06 02:27:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 93 transitions. [2024-12-06 02:27:25,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:27:25,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:25,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:27,092 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:33,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 70 states and 131 transitions. [2024-12-06 02:27:33,815 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 131 transitions. [2024-12-06 02:27:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:27:33,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:33,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:34,358 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 02:27:36,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2024-12-06 02:27:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2024-12-06 02:27:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:27:36,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:36,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2024-12-06 02:27:40,923 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2024-12-06 02:27:40,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:27:40,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:40,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:41,340 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 02:27:42,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:42,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2024-12-06 02:27:42,018 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2024-12-06 02:27:42,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:27:42,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:42,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:42,396 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:42,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:42,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 85 states and 170 transitions. [2024-12-06 02:27:42,980 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 170 transitions. [2024-12-06 02:27:42,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:27:42,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:42,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:44,495 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 02:27:50,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:50,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 96 states and 193 transitions. [2024-12-06 02:27:50,798 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 193 transitions. [2024-12-06 02:27:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:27:50,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:50,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:51,199 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 02:27:52,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:52,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 98 states and 200 transitions. [2024-12-06 02:27:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 200 transitions. [2024-12-06 02:27:52,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:27:52,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:52,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:27:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:28:01,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:01,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 110 states and 226 transitions. [2024-12-06 02:28:01,454 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 226 transitions. [2024-12-06 02:28:01,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:28:01,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:01,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:02,197 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 02:28:03,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 108 states and 211 transitions. [2024-12-06 02:28:03,290 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 211 transitions. [2024-12-06 02:28:03,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:28:03,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:03,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:12,058 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 02:30:17,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:17,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 134 states and 275 transitions. [2024-12-06 02:30:17,025 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 275 transitions. [2024-12-06 02:30:17,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:30:17,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:17,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:30:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:14,650 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 02:33:01,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:01,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 159 states and 343 transitions. [2024-12-06 02:33:01,012 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 343 transitions. [2024-12-06 02:33:01,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:33:01,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:01,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:33:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:34,176 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 02:35:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:53,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 184 states and 404 transitions. [2024-12-06 02:35:53,725 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 404 transitions. [2024-12-06 02:35:53,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:53,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:53,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:35:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat