./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk --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 6994f5bfaf30a704120445031d2592cb0b289806736d22478b28cc84ed2b2216 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:16:08,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:16:08,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:16:08,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:16:08,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:16:08,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:16:08,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:16:08,737 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:16:08,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:16:08,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:16:08,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:16:08,741 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:16:08,741 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:16:08,742 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:16:08,743 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:16:08,743 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:16:08,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:16:08,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:16:08,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:16:08,747 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:16:08,747 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:16:08,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:16:08,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:16:08,751 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:16:08,752 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:16:08,752 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:16:08,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:16:08,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:08,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:16:08,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:16:08,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:16:08,754 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:16:08,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:16:08,756 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6994f5bfaf30a704120445031d2592cb0b289806736d22478b28cc84ed2b2216 [2024-11-08 22:16:09,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:16:09,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:16:09,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:16:09,129 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:16:09,130 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:16:09,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c Unable to find full path for "g++" [2024-11-08 22:16:11,166 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:16:11,396 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:16:11,397 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c [2024-11-08 22:16:11,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/data/85932cddd/65fe5a8f4c4946f69f9448bb9b3f34da/FLAGacc420481 [2024-11-08 22:16:11,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/data/85932cddd/65fe5a8f4c4946f69f9448bb9b3f34da [2024-11-08 22:16:11,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:16:11,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:16:11,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:11,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:16:11,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:16:11,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d79ffd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11, skipping insertion in model container [2024-11-08 22:16:11,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,471 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:11,724 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_16f2cbb5-5866-4abf-8474-42ca47c57d15/sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c[11335,11348] [2024-11-08 22:16:11,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:11,741 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:16:11,845 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_16f2cbb5-5866-4abf-8474-42ca47c57d15/sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c[11335,11348] [2024-11-08 22:16:11,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:11,869 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:16:11,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11 WrapperNode [2024-11-08 22:16:11,870 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:11,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:11,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:16:11,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:16:11,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,922 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 333 [2024-11-08 22:16:11,922 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:11,923 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:16:11,923 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:16:11,923 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:16:11,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:16:11,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:16:11,960 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:16:11,960 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:16:11,961 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:11" (1/1) ... [2024-11-08 22:16:11,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:11,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:16:12,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:16:12,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16f2cbb5-5866-4abf-8474-42ca47c57d15/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:16:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:16:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:16:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:16:12,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:16:12,152 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:16:12,155 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:16:12,759 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-08 22:16:12,759 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:16:13,305 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:16:13,305 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:16:13,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:13 BoogieIcfgContainer [2024-11-08 22:16:13,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:16:13,328 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:16:13,328 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:16:13,339 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:16:13,341 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:16:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-08 22:16:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-08 22:16:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:16:13,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:13,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:15,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:16:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:15,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-08 22:16:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-08 22:16:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:16:15,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:15,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:16,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:16:16,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-08 22:16:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-08 22:16:16,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:16:16,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:16,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:17,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:16:18,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:18,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2024-11-08 22:16:18,501 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2024-11-08 22:16:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:16:18,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:18,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:18,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:16:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:19,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2024-11-08 22:16:19,166 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2024-11-08 22:16:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:16:19,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:19,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:30,106 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:16:36,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:36,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 33 states and 59 transitions. [2024-11-08 22:16:36,771 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 59 transitions. [2024-11-08 22:16:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:16:36,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:36,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:16:41,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 41 states and 76 transitions. [2024-11-08 22:16:41,440 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 76 transitions. [2024-11-08 22:16:41,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:16:41,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:41,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:47,978 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:16:57,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:57,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 53 states and 110 transitions. [2024-11-08 22:16:57,258 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 110 transitions. [2024-11-08 22:16:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:16:57,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:57,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:05,828 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:17:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:17:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 63 states and 129 transitions. [2024-11-08 22:17:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 129 transitions. [2024-11-08 22:17:13,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:17:13,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:17:13,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:17:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:17:14,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:17:14,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2024-11-08 22:17:14,901 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2024-11-08 22:17:14,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:17:14,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:17:14,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:17:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:15,961 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 22:17:17,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:17:17,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2024-11-08 22:17:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2024-11-08 22:17:17,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:17:17,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:17:17,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:17:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:17:27,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:17:27,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 72 states and 160 transitions. [2024-11-08 22:17:27,291 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 160 transitions. [2024-11-08 22:17:27,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:17:27,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:17:27,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:17:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:17:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:17:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 88 states and 203 transitions. [2024-11-08 22:17:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 203 transitions. [2024-11-08 22:17:42,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:17:42,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:17:42,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:17:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:44,887 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:17:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:17:54,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 99 states and 245 transitions. [2024-11-08 22:17:54,287 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 245 transitions. [2024-11-08 22:17:54,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:17:54,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:17:54,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:17:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:55,230 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:01,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 106 states and 267 transitions. [2024-11-08 22:18:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 267 transitions. [2024-11-08 22:18:01,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:18:01,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:01,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:01,624 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 111 states and 275 transitions. [2024-11-08 22:18:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 275 transitions. [2024-11-08 22:18:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:18:05,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:05,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:06,081 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:10,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:10,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 116 states and 288 transitions. [2024-11-08 22:18:10,233 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 288 transitions. [2024-11-08 22:18:10,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:18:10,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:10,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:12,287 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:20,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 125 states and 313 transitions. [2024-11-08 22:18:20,343 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 313 transitions. [2024-11-08 22:18:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:18:20,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:20,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:27,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 127 states and 320 transitions. [2024-11-08 22:18:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 320 transitions. [2024-11-08 22:18:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:18:27,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:27,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:27,718 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:28,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:28,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 128 states and 321 transitions. [2024-11-08 22:18:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 321 transitions. [2024-11-08 22:18:28,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:18:28,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:28,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:31,386 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:38,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:38,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 135 states and 341 transitions. [2024-11-08 22:18:38,895 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 341 transitions. [2024-11-08 22:18:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:18:38,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:38,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:48,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:48,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 141 states and 355 transitions. [2024-11-08 22:18:48,286 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 355 transitions. [2024-11-08 22:18:48,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:18:48,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:48,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:49,220 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 22:18:50,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:50,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 141 states and 354 transitions. [2024-11-08 22:18:50,293 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 354 transitions. [2024-11-08 22:18:50,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:18:50,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:50,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:20:26,412 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:51,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 162 states and 417 transitions. [2024-11-08 22:21:51,948 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 417 transitions. [2024-11-08 22:21:51,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:21:51,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:51,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:21:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:24:45,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:45,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 187 states and 500 transitions. [2024-11-08 22:24:45,245 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 500 transitions. [2024-11-08 22:24:45,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:24:45,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:45,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:24:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:49,561 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:29:01,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:01,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 212 states and 594 transitions. [2024-11-08 22:29:01,321 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 594 transitions. [2024-11-08 22:29:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:29:01,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:01,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat