./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i --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_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/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_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/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_52dea4a4-da10-4fc8-a506-bf18dce185ed/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 3b4637ab5710a1ca22a981e8047278048fbbf856825d3649b2cb9d48de11d175 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:28:22,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:28:22,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:28:22,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:28:22,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:28:22,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:28:22,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:28:22,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:28:22,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:28:22,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:28:22,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:28:22,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:28:22,278 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:28:22,279 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:28:22,280 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:28:22,280 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:28:22,280 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:28:22,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:28:22,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:22,280 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:28:22,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:28:22,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:28:22,281 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:28:22,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:28:22,281 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_52dea4a4-da10-4fc8-a506-bf18dce185ed/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 -> 3b4637ab5710a1ca22a981e8047278048fbbf856825d3649b2cb9d48de11d175 [2024-12-05 22:28:22,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:28:22,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:28:22,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:28:22,590 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:28:22,590 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:28:22,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2024-12-05 22:28:26,018 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/data/35e28bffe/053a6fc31936451f8eb276f8973a0abf/FLAG0c507cd51 [2024-12-05 22:28:26,314 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:28:26,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2024-12-05 22:28:26,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/data/35e28bffe/053a6fc31936451f8eb276f8973a0abf/FLAG0c507cd51 [2024-12-05 22:28:26,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/data/35e28bffe/053a6fc31936451f8eb276f8973a0abf [2024-12-05 22:28:26,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:28:26,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:28:26,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:28:26,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:28:26,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:28:26,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:28:26" (1/1) ... [2024-12-05 22:28:26,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@550e8a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:26, skipping insertion in model container [2024-12-05 22:28:26,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:28:26" (1/1) ... [2024-12-05 22:28:26,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:28:26,973 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_52dea4a4-da10-4fc8-a506-bf18dce185ed/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i[23974,23987] [2024-12-05 22:28:26,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:28:26,989 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:28:27,039 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_52dea4a4-da10-4fc8-a506-bf18dce185ed/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i[23974,23987] [2024-12-05 22:28:27,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:28:27,073 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:28:27,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27 WrapperNode [2024-12-05 22:28:27,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:28:27,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:28:27,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:28:27,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:28:27,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,092 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,109 INFO L138 Inliner]: procedures = 122, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2024-12-05 22:28:27,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:28:27,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:28:27,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:28:27,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:28:27,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,130 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,138 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:28:27,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:28:27,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:28:27,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:28:27,143 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:27,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:28:27,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:28:27,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dea4a4-da10-4fc8-a506-bf18dce185ed/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:28:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:28:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:28:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:28:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:28:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 22:28:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:28:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:28:27,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:28:27,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:28:27,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:28:27,338 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:28:27,340 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:28:27,532 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-12-05 22:28:27,533 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:28:27,639 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:28:27,640 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 22:28:27,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:27 BoogieIcfgContainer [2024-12-05 22:28:27,640 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:28:27,641 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:28:27,641 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:28:27,653 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:28:27,654 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:27" (1/1) ... [2024-12-05 22:28:27,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:28:27,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:27,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-12-05 22:28:27,723 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-12-05 22:28:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:28:27,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:27,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:28:28,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:28,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-12-05 22:28:28,002 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-12-05 22:28:28,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:28:28,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:28,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:28:28,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:28,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2024-12-05 22:28:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2024-12-05 22:28:28,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:28:28,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:28,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:28,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:28:28,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:28,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-12-05 22:28:28,765 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-12-05 22:28:28,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:28:28,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:28,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:28:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-12-05 22:28:29,162 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-12-05 22:28:29,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 22:28:29,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:29,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:29,407 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:28:29,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:29,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-12-05 22:28:29,762 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-12-05 22:28:29,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:28:29,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:29,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:31,667 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 22:28:33,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:33,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2024-12-05 22:28:33,160 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2024-12-05 22:28:33,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:28:33,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:33,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:33,838 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 22:28:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-12-05 22:28:34,598 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-05 22:28:34,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:28:34,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:34,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:36,602 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 22:28:39,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:39,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-05 22:28:39,904 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-05 22:28:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:28:39,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:39,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:41,859 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 22:28:45,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2024-12-05 22:28:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2024-12-05 22:28:45,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:28:45,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:45,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:28:55,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:55,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2024-12-05 22:28:55,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-12-05 22:28:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:28:55,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:55,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:29:04,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2024-12-05 22:29:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2024-12-05 22:29:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:29:04,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:04,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2024-12-05 22:29:23,500 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-12-05 22:29:23,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:29:23,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:23,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 11 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:39,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:39,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2024-12-05 22:29:39,089 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2024-12-05 22:29:39,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:29:39,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:39,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:49,489 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:30:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:31,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 119 transitions. [2024-12-05 22:30:31,465 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 119 transitions. [2024-12-05 22:30:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:30:31,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:31,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:30:56,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:56,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 77 states and 132 transitions. [2024-12-05 22:30:56,472 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 132 transitions. [2024-12-05 22:30:56,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:30:56,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:56,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:03,656 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:33,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:33,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 87 states and 150 transitions. [2024-12-05 22:31:33,951 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 150 transitions. [2024-12-05 22:31:33,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 22:31:33,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:33,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-05 22:31:36,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:36,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 112 transitions. [2024-12-05 22:31:36,761 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 112 transitions. [2024-12-05 22:31:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:31:36,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 18 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:32:19,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:19,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 70 states and 124 transitions. [2024-12-05 22:32:19,862 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 124 transitions. [2024-12-05 22:32:19,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:32:19,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:19,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:32:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:36,647 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 4 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:33:51,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:51,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 86 states and 178 transitions. [2024-12-05 22:33:51,268 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 178 transitions. [2024-12-05 22:33:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:33:51,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:51,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:33:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:54,781 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 18 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:34:13,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:13,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 94 states and 195 transitions. [2024-12-05 22:34:13,821 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 195 transitions. [2024-12-05 22:34:13,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:34:13,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:13,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:34:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:36,297 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 5 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:35:31,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 108 states and 250 transitions. [2024-12-05 22:35:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 250 transitions. [2024-12-05 22:35:31,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:35:31,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:31,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:35:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:34,559 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 18 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:35:51,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:51,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 114 states and 266 transitions. [2024-12-05 22:35:51,949 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 266 transitions. [2024-12-05 22:35:51,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:35:51,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:51,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:35:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 18 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:36:03,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:03,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2024-12-05 22:36:03,136 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2024-12-05 22:36:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 22:36:03,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:03,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:36:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 5 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:37:54,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:54,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 61 states and 75 transitions. [2024-12-05 22:37:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2024-12-05 22:37:54,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 22:37:54,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:54,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:37:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:12,152 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 5 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:41,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2024-12-05 22:38:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2024-12-05 22:38:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 22:38:41,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:41,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:38:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 5 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:55,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 58 states and 71 transitions. [2024-12-05 22:40:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 71 transitions. [2024-12-05 22:40:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 22:40:55,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:55,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:40:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 13 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:00,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2024-12-05 22:42:00,787 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2024-12-05 22:42:00,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:42:00,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:00,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:42:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 4 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.