./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm --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 97dafc829fb0ac3f02551d7e03f2927da99bcc5838423c161661dae1bf6e71c3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:15:22,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:15:22,917 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:15:22,921 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:15:22,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:15:22,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:15:22,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:15:22,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:15:22,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:15:22,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:15:22,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:15:22,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:15:22,948 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:15:22,949 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:15:22,949 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:15:22,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:15:22,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:15:22,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:15:22,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:15:22,949 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:15:22,950 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:15:22,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:15:22,950 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:15:22,950 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:15:22,950 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:15:22,950 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:15:22,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:15:22,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:15:22,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:15:22,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:15:22,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:15:22,951 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:15:22,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:15:22,952 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_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm 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 -> 97dafc829fb0ac3f02551d7e03f2927da99bcc5838423c161661dae1bf6e71c3 [2024-11-13 22:15:23,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:15:23,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:15:23,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:15:23,242 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:15:23,244 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:15:23,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label29.c Unable to find full path for "g++" [2024-11-13 22:15:25,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:15:25,572 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:15:25,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2024-11-13 22:15:25,590 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/data/9510f9e4e/ec3fe41ca31642619f1986f3652fbefc/FLAG25605e98a [2024-11-13 22:15:25,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/data/9510f9e4e/ec3fe41ca31642619f1986f3652fbefc [2024-11-13 22:15:25,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:15:25,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:15:25,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:15:25,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:15:25,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:15:25,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:15:25" (1/1) ... [2024-11-13 22:15:25,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@736deeb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:25, skipping insertion in model container [2024-11-13 22:15:25,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:15:25" (1/1) ... [2024-11-13 22:15:25,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:15:25,818 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_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/sv-benchmarks/c/eca-rers2012/Problem14_label29.c[1924,1937] [2024-11-13 22:15:26,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:15:26,052 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:15:26,069 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_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/sv-benchmarks/c/eca-rers2012/Problem14_label29.c[1924,1937] [2024-11-13 22:15:26,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:15:26,258 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:15:26,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26 WrapperNode [2024-11-13 22:15:26,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:15:26,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:15:26,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:15:26,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:15:26,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,354 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 22:15:26,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:15:26,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:15:26,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:15:26,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:15:26,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,369 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,374 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,418 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,448 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:15:26,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:15:26,449 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:15:26,449 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:15:26,450 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:15:26,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:15:26,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:15:26,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5bd51d-a5bb-4f0d-8b72-e43819fd0e07/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:15:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:15:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:15:26,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:15:26,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:15:26,615 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:15:26,618 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:15:28,280 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 22:15:28,280 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:15:33,618 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:15:33,619 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:15:33,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:15:33 BoogieIcfgContainer [2024-11-13 22:15:33,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:15:33,621 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:15:33,621 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:15:33,634 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:15:33,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:15:33" (1/1) ... [2024-11-13 22:15:33,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:15:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:33,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 22:15:33,719 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 22:15:33,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:15:33,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:33,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:34,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:15:34,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:34,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 22:15:34,152 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 22:15:34,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:15:34,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:34,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:00,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:01,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:01,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-13 22:16:01,196 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-13 22:16:01,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:16:01,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:01,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:46,244 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:47,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:47,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-11-13 22:16:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-11-13 22:16:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:16:47,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:47,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:28,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:17:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:28,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-11-13 22:17:28,793 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-11-13 22:17:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:17:28,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:28,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:42,873 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:18:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:43,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 63 transitions. [2024-11-13 22:18:43,582 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2024-11-13 22:18:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:18:43,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:43,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:19,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 84 transitions. [2024-11-13 22:20:19,940 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 84 transitions. [2024-11-13 22:20:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:20:19,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:19,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:41,119 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:41,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:41,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 90 transitions. [2024-11-13 22:21:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 90 transitions. [2024-11-13 22:21:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:21:41,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:41,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:54,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 111 transitions. [2024-11-13 22:23:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 111 transitions. [2024-11-13 22:23:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:23:54,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:54,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:39,654 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:42,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:42,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 65 states and 150 transitions. [2024-11-13 22:26:42,891 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 150 transitions. [2024-11-13 22:26:42,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:26:42,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:42,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:20,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 67 states and 155 transitions. [2024-11-13 22:28:20,201 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 155 transitions. [2024-11-13 22:28:20,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:28:20,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:20,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat