./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label12.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_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b4b9417667a2b22b66d44994b4ab821a544efcdd53d97f8e0b0627507eab9c4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:02:04,874 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:02:04,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:02:04,978 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:02:04,978 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:02:05,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:02:05,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:02:05,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:02:05,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:02:05,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:02:05,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:02:05,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:02:05,007 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:02:05,007 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:02:05,007 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:02:05,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:02:05,007 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:02:05,008 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:02:05,008 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:02:05,008 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:02:05,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:02:05,008 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:02:05,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:02:05,008 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:02:05,008 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:02:05,008 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:02:05,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:02:05,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:02:05,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:02:05,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:02:05,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:02:05,012 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:02:05,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:02:05,012 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_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b4b9417667a2b22b66d44994b4ab821a544efcdd53d97f8e0b0627507eab9c4 [2024-11-25 02:02:05,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:02:05,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:02:05,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:02:05,399 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:02:05,400 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:02:05,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2024-11-25 02:02:08,717 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/data/168d37da5/0dc8b5ffea854ffc8638c2299941a985/FLAGc6f365223 [2024-11-25 02:02:09,068 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:02:09,068 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2024-11-25 02:02:09,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/data/168d37da5/0dc8b5ffea854ffc8638c2299941a985/FLAGc6f365223 [2024-11-25 02:02:09,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/data/168d37da5/0dc8b5ffea854ffc8638c2299941a985 [2024-11-25 02:02:09,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:02:09,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:02:09,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:02:09,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:02:09,306 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:02:09,307 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:02:09" (1/1) ... [2024-11-25 02:02:09,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33942ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:09, skipping insertion in model container [2024-11-25 02:02:09,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:02:09" (1/1) ... [2024-11-25 02:02:09,351 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:02:09,551 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_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/sv-benchmarks/c/eca-rers2012/Problem14_label12.c[1150,1163] [2024-11-25 02:02:09,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:02:09,873 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:02:09,888 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_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/sv-benchmarks/c/eca-rers2012/Problem14_label12.c[1150,1163] [2024-11-25 02:02:10,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:02:10,040 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:02:10,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10 WrapperNode [2024-11-25 02:02:10,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:02:10,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:02:10,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:02:10,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:02:10,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,185 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-25 02:02:10,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:02:10,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:02:10,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:02:10,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:02:10,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,262 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:02:10,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:02:10,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:02:10,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:02:10,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:10" (1/1) ... [2024-11-25 02:02:10,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:02:10,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:02:10,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:02:10,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bd3bbd-c4eb-49c6-830f-6b5ae616613c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:02:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:02:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:02:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:02:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:02:10,522 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:02:10,526 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:02:12,464 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-25 02:02:12,465 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:02:17,957 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:02:17,957 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:02:17,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:02:17 BoogieIcfgContainer [2024-11-25 02:02:17,958 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:02:17,959 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:02:17,959 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:02:17,971 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:02:17,971 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:02:17" (1/1) ... [2024-11-25 02:02:17,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:02:18,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 02:02:18,057 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 02:02:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:02:18,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:18,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:18,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:02:18,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:18,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 02:02:18,441 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 02:02:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:02:18,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:18,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:45,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:02:45,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:45,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-25 02:02:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-25 02:02:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:02:45,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:45,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:24,053 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:03:24,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-11-25 02:03:24,789 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-11-25 02:03:24,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:03:24,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:24,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:04:07,187 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:04:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:04:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2024-11-25 02:04:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2024-11-25 02:04:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:04:07,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:04:07,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:04:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:05:18,445 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:05:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:05:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2024-11-25 02:05:20,167 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2024-11-25 02:05:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:05:20,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:05:20,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:05:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:06:43,177 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:06:44,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:06:44,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2024-11-25 02:06:44,141 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2024-11-25 02:06:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:06:44,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:06:44,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:06:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:09:41,572 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:09:44,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:09:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 111 transitions. [2024-11-25 02:09:44,075 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 111 transitions. [2024-11-25 02:09:44,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:09:44,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:09:44,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:09:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:37,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:37,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 61 states and 133 transitions. [2024-11-25 02:12:37,395 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 133 transitions. [2024-11-25 02:12:37,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:12:37,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:37,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:36,217 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:15:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:39,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 66 states and 153 transitions. [2024-11-25 02:15:39,112 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 153 transitions. [2024-11-25 02:15:39,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:15:39,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:39,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:15:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat