./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.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_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d89b24ddcb39bc81f78fa19f2306b45fb625208ffa4463b75f31372afe08085d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:49:01,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:49:01,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:49:01,514 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:49:01,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:49:01,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:49:01,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:49:01,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:49:01,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:49:01,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:49:01,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:49:01,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:49:01,537 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:49:01,537 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:49:01,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:49:01,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:49:01,537 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:49:01,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:49:01,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:49:01,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:49:01,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:49:01,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:49:01,538 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:49:01,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:49:01,538 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_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d89b24ddcb39bc81f78fa19f2306b45fb625208ffa4463b75f31372afe08085d [2024-12-06 05:49:01,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:49:01,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:49:01,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:49:01,786 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:49:01,786 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:49:01,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c [2024-12-06 05:49:04,443 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/data/31d4723fc/6b6c973d49ab4344896a031c06abddf6/FLAG76e7df417 [2024-12-06 05:49:04,621 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:49:04,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c [2024-12-06 05:49:04,634 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/data/31d4723fc/6b6c973d49ab4344896a031c06abddf6/FLAG76e7df417 [2024-12-06 05:49:04,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/data/31d4723fc/6b6c973d49ab4344896a031c06abddf6 [2024-12-06 05:49:04,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:49:04,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:49:04,652 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:49:04,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:49:04,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:49:04,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b0612f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04, skipping insertion in model container [2024-12-06 05:49:04,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,667 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:49:04,775 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_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c[950,963] [2024-12-06 05:49:04,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:49:04,785 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:49:04,796 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_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/sv-benchmarks/c/recursive-simple/fibo_2calls_15-2.c[950,963] [2024-12-06 05:49:04,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:49:04,806 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:49:04,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04 WrapperNode [2024-12-06 05:49:04,806 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:49:04,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:49:04,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:49:04,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:49:04,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,826 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-12-06 05:49:04,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:49:04,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:49:04,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:49:04,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:49:04,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,835 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,836 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,838 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:49:04,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:49:04,842 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:49:04,842 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:49:04,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:49:04" (1/1) ... [2024-12-06 05:49:04,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:49:04,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:49:04,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:49:04,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b82a33b-7836-4cd3-99d5-c8405eac1dfe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:49:04,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:49:04,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:49:04,889 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-12-06 05:49:04,890 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-12-06 05:49:04,890 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-12-06 05:49:04,890 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-12-06 05:49:04,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:49:04,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:49:04,935 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:49:04,937 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:49:05,041 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 05:49:05,042 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:49:05,060 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:49:05,060 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:49:05,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:49:05 BoogieIcfgContainer [2024-12-06 05:49:05,060 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:49:05,061 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:49:05,061 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:49:05,069 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:49:05,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:49:05" (1/1) ... [2024-12-06 05:49:05,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:49:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-12-06 05:49:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-12-06 05:49:05,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:49:05,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:05,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:49:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 37 transitions. [2024-12-06 05:49:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-12-06 05:49:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:49:05,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:05,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:05,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:49:05,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 41 transitions. [2024-12-06 05:49:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-12-06 05:49:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:49:05,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:05,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:05,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:49:05,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 45 transitions. [2024-12-06 05:49:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-12-06 05:49:05,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:49:05,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:05,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:49:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 59 transitions. [2024-12-06 05:49:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2024-12-06 05:49:06,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 05:49:06,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:06,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:06,319 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:49:06,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:06,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 58 transitions. [2024-12-06 05:49:06,489 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-12-06 05:49:06,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:49:06,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:06,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 05:49:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 39 states and 55 transitions. [2024-12-06 05:49:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2024-12-06 05:49:07,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:49:07,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:07,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:07,294 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:49:08,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 49 states and 74 transitions. [2024-12-06 05:49:08,041 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2024-12-06 05:49:08,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 05:49:08,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:08,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 05:49:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 49 states and 73 transitions. [2024-12-06 05:49:08,296 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2024-12-06 05:49:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 05:49:08,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:08,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 05:49:09,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:09,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 52 states and 79 transitions. [2024-12-06 05:49:09,609 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2024-12-06 05:49:09,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 05:49:09,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:09,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:09,790 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 9 proven. 62 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-12-06 05:49:10,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:10,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 62 states and 100 transitions. [2024-12-06 05:49:10,510 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2024-12-06 05:49:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-06 05:49:10,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:10,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 44 proven. 193 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-12-06 05:49:11,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:11,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 72 states and 124 transitions. [2024-12-06 05:49:11,682 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2024-12-06 05:49:11,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-06 05:49:11,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:11,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 140 proven. 168 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-12-06 05:49:12,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:12,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 72 states and 122 transitions. [2024-12-06 05:49:12,767 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 122 transitions. [2024-12-06 05:49:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-12-06 05:49:12,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:12,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 71 proven. 461 refuted. 0 times theorem prover too weak. 1471 trivial. 0 not checked. [2024-12-06 05:49:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:13,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 82 states and 147 transitions. [2024-12-06 05:49:13,935 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 147 transitions. [2024-12-06 05:49:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2024-12-06 05:49:13,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:13,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:13,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:14,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3484 backedges. 143 proven. 705 refuted. 0 times theorem prover too weak. 2636 trivial. 0 not checked. [2024-12-06 05:49:15,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 92 states and 175 transitions. [2024-12-06 05:49:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 175 transitions. [2024-12-06 05:49:15,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2024-12-06 05:49:15,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:15,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:16,386 INFO L134 CoverageAnalysis]: Checked inductivity of 9021 backedges. 933 proven. 1210 refuted. 0 times theorem prover too weak. 6878 trivial. 0 not checked. [2024-12-06 05:49:16,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:16,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 92 states and 173 transitions. [2024-12-06 05:49:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 173 transitions. [2024-12-06 05:49:16,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2024-12-06 05:49:16,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:16,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:17,840 INFO L134 CoverageAnalysis]: Checked inductivity of 17073 backedges. 266 proven. 2029 refuted. 0 times theorem prover too weak. 14778 trivial. 0 not checked. [2024-12-06 05:49:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:18,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 102 states and 202 transitions. [2024-12-06 05:49:18,766 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 202 transitions. [2024-12-06 05:49:18,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1413 [2024-12-06 05:49:18,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:18,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 59875 backedges. 571 proven. 4417 refuted. 0 times theorem prover too weak. 54887 trivial. 0 not checked. [2024-12-06 05:49:22,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:22,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 112 states and 234 transitions. [2024-12-06 05:49:22,105 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 234 transitions. [2024-12-06 05:49:22,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1745 [2024-12-06 05:49:22,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:22,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:25,638 INFO L134 CoverageAnalysis]: Checked inductivity of 91635 backedges. 890 proven. 6014 refuted. 0 times theorem prover too weak. 84731 trivial. 0 not checked. [2024-12-06 05:49:26,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:26,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 122 states and 269 transitions. [2024-12-06 05:49:26,746 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 269 transitions. [2024-12-06 05:49:26,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3659 [2024-12-06 05:49:26,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:26,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:36,993 INFO L134 CoverageAnalysis]: Checked inductivity of 405592 backedges. 3900 proven. 12205 refuted. 0 times theorem prover too weak. 389487 trivial. 0 not checked. [2024-12-06 05:49:37,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:37,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 122 states and 269 transitions. [2024-12-06 05:49:37,184 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 269 transitions. [2024-12-06 05:49:37,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5131 [2024-12-06 05:49:37,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:37,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:49:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:13,673 INFO L134 CoverageAnalysis]: Checked inductivity of 800636 backedges. 15305 proven. 19509 refuted. 0 times theorem prover too weak. 765822 trivial. 0 not checked. [2024-12-06 05:50:14,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:14,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 122 states and 266 transitions. [2024-12-06 05:50:14,261 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 266 transitions. [2024-12-06 05:50:14,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4612 [2024-12-06 05:50:14,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:14,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:33,409 INFO L134 CoverageAnalysis]: Checked inductivity of 645341 backedges. 2574 proven. 18056 refuted. 0 times theorem prover too weak. 624711 trivial. 0 not checked. [2024-12-06 05:50:34,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:34,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 132 states and 301 transitions. [2024-12-06 05:50:34,591 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 301 transitions. [2024-12-06 05:50:34,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8185 [2024-12-06 05:50:34,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:34,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:09,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2041841 backedges. 3740 proven. 31120 refuted. 0 times theorem prover too weak. 2006981 trivial. 0 not checked. [2024-12-06 05:51:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:09,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 134 states and 303 transitions. [2024-12-06 05:51:09,853 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 303 transitions. [2024-12-06 05:51:10,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6261 [2024-12-06 05:51:10,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:10,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:36,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1193383 backedges. 3656 proven. 24572 refuted. 0 times theorem prover too weak. 1165155 trivial. 0 not checked. [2024-12-06 05:51:37,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:37,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 136 states and 305 transitions. [2024-12-06 05:51:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 305 transitions. [2024-12-06 05:51:37,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4487 [2024-12-06 05:51:37,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:37,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:52,249 INFO L134 CoverageAnalysis]: Checked inductivity of 610894 backedges. 3214 proven. 13134 refuted. 0 times theorem prover too weak. 594546 trivial. 0 not checked. [2024-12-06 05:51:52,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:52,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 136 states and 304 transitions. [2024-12-06 05:51:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 304 transitions. [2024-12-06 05:51:52,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4953 [2024-12-06 05:51:52,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:52,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 744027 backedges. 15851 proven. 21871 refuted. 0 times theorem prover too weak. 706305 trivial. 0 not checked. [2024-12-06 05:52:30,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:30,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 136 states and 303 transitions. [2024-12-06 05:52:30,733 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 303 transitions. [2024-12-06 05:52:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5335 [2024-12-06 05:52:30,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:30,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:52:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:53,061 INFO L134 CoverageAnalysis]: Checked inductivity of 863698 backedges. 4212 proven. 15218 refuted. 0 times theorem prover too weak. 844268 trivial. 0 not checked. [2024-12-06 05:52:53,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:53,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 136 states and 301 transitions. [2024-12-06 05:52:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 301 transitions. [2024-12-06 05:52:53,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7077 [2024-12-06 05:52:53,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:53,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:52:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:39,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1521479 backedges. 3083 proven. 31664 refuted. 0 times theorem prover too weak. 1486732 trivial. 0 not checked. [2024-12-06 05:53:41,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 146 states and 338 transitions. [2024-12-06 05:53:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 338 transitions. [2024-12-06 05:53:42,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14765 [2024-12-06 05:53:42,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:42,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6662319 backedges. 10183 proven. 76670 refuted. 0 times theorem prover too weak. 6575466 trivial. 0 not checked. [2024-12-06 05:56:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 148 states and 340 transitions. [2024-12-06 05:56:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 340 transitions. [2024-12-06 05:56:25,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16677 [2024-12-06 05:56:25,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:25,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:56:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:47,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8468517 backedges. 10489 proven. 84866 refuted. 0 times theorem prover too weak. 8373162 trivial. 0 not checked. [2024-12-06 05:59:48,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:48,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 148 states and 340 transitions. [2024-12-06 05:59:48,245 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 340 transitions. [2024-12-06 05:59:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11367 [2024-12-06 05:59:48,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:48,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:42,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3930872 backedges. 7226 proven. 57579 refuted. 0 times theorem prover too weak. 3866067 trivial. 0 not checked. [2024-12-06 06:01:43,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:43,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 148 states and 340 transitions. [2024-12-06 06:01:43,069 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 340 transitions. [2024-12-06 06:01:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28595 [2024-12-06 06:01:47,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:47,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:02:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat