./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.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_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/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_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/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_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/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 462bdab67ac93ddd789186f30bfdfc189629d2959c27ec219da5960b800d2042 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:53:33,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:53:33,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:53:33,066 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:53:33,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:53:33,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:53:33,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:53:33,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:53:33,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:53:33,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:53:33,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:53:33,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:53:33,086 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:53:33,087 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:53:33,088 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:53:33,088 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:53:33,088 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:53:33,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:53:33,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:53:33,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:53:33,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:53:33,088 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:53:33,088 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:53:33,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:53:33,089 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_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/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 -> 462bdab67ac93ddd789186f30bfdfc189629d2959c27ec219da5960b800d2042 [2024-12-06 05:53:33,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:53:33,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:53:33,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:53:33,305 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:53:33,306 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:53:33,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i [2024-12-06 05:53:35,926 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/data/a3e8819e1/b687903367c14081868544f988915669/FLAG33cea9e96 [2024-12-06 05:53:36,135 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:53:36,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i [2024-12-06 05:53:36,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/data/a3e8819e1/b687903367c14081868544f988915669/FLAG33cea9e96 [2024-12-06 05:53:36,154 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/data/a3e8819e1/b687903367c14081868544f988915669 [2024-12-06 05:53:36,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:53:36,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:53:36,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:53:36,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:53:36,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:53:36,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b104140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36, skipping insertion in model container [2024-12-06 05:53:36,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,173 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:53:36,282 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_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i[950,963] [2024-12-06 05:53:36,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:53:36,303 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:53:36,311 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_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i[950,963] [2024-12-06 05:53:36,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:53:36,327 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:53:36,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36 WrapperNode [2024-12-06 05:53:36,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:53:36,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:53:36,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:53:36,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:53:36,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,349 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2024-12-06 05:53:36,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:53:36,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:53:36,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:53:36,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:53:36,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,356 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,359 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,363 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:53:36,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:53:36,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:53:36,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:53:36,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:53:36,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:53:36,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:53:36,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfaeac1f-73bb-4d35-a4c2-bd6963aed7f5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:53:36,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:53:36,417 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:53:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:53:36,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:53:36,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:53:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:53:36,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:53:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:53:36,460 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:53:36,462 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:53:36,582 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 05:53:36,582 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:53:36,616 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:53:36,616 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:53:36,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:53:36 BoogieIcfgContainer [2024-12-06 05:53:36,617 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:53:36,618 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:53:36,618 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:53:36,625 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:53:36,625 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:53:36" (1/1) ... [2024-12-06 05:53:36,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:53:36,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:36,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-12-06 05:53:36,669 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-12-06 05:53:36,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:53:36,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:36,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:36,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:36,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:36,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-12-06 05:53:36,806 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-12-06 05:53:36,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:53:36,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:36,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:36,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:36,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2024-12-06 05:53:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-12-06 05:53:36,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:53:36,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:36,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:53:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:37,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:53:37,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:37,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:37,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:37,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 47 transitions. [2024-12-06 05:53:37,419 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-12-06 05:53:37,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:53:37,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:37,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:37,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:37,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:37,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 54 transitions. [2024-12-06 05:53:37,923 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-12-06 05:53:37,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:53:37,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:37,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:38,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:38,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:38,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 59 transitions. [2024-12-06 05:53:38,144 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2024-12-06 05:53:38,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:53:38,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:38,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:53:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:38,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:53:38,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 05:53:38,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:38,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 60 transitions. [2024-12-06 05:53:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2024-12-06 05:53:38,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:53:38,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:38,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:38,618 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:39,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:39,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 67 transitions. [2024-12-06 05:53:39,061 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2024-12-06 05:53:39,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:53:39,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:39,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:39,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 67 transitions. [2024-12-06 05:53:39,880 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2024-12-06 05:53:39,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:53:39,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:39,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:39,986 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:40,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 73 transitions. [2024-12-06 05:53:40,194 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2024-12-06 05:53:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:53:40,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:40,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:53:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:40,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:53:40,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:40,385 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 05:53:40,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 74 transitions. [2024-12-06 05:53:40,744 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2024-12-06 05:53:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:53:40,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:40,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:42,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 94 transitions. [2024-12-06 05:53:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 94 transitions. [2024-12-06 05:53:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:53:42,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:42,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:42,941 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:43,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:43,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 105 transitions. [2024-12-06 05:53:43,573 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 105 transitions. [2024-12-06 05:53:43,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 05:53:43,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:43,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:53:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:43,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:53:43,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 05:53:44,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 106 transitions. [2024-12-06 05:53:44,006 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 106 transitions. [2024-12-06 05:53:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:53:44,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:44,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:53:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:44,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 05:53:44,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:54,565 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:58,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:58,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 67 states and 133 transitions. [2024-12-06 05:53:58,409 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2024-12-06 05:53:58,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:53:58,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:58,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:53:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:58,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:53:58,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:54:04,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:04,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 71 states and 144 transitions. [2024-12-06 05:54:04,654 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2024-12-06 05:54:04,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:54:04,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:04,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:54:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:04,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 05:54:04,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:05,440 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:54:07,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 74 states and 154 transitions. [2024-12-06 05:54:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 154 transitions. [2024-12-06 05:54:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:54:07,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:07,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:07,588 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:54:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:08,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 77 states and 168 transitions. [2024-12-06 05:54:08,751 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 168 transitions. [2024-12-06 05:54:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:54:08,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:08,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:54:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:08,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:08,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:09,014 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-12-06 05:54:09,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:09,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 79 states and 169 transitions. [2024-12-06 05:54:09,700 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 169 transitions. [2024-12-06 05:54:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:54:09,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:09,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:54:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:09,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 05:54:09,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:54:19,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 90 states and 214 transitions. [2024-12-06 05:54:19,075 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 214 transitions. [2024-12-06 05:54:19,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:54:19,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:19,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:54:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:20,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 93 states and 233 transitions. [2024-12-06 05:54:20,959 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 233 transitions. [2024-12-06 05:54:20,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:54:20,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:20,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:54:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:21,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:54:21,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:21,095 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-06 05:54:21,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:21,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 95 states and 234 transitions. [2024-12-06 05:54:21,791 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 234 transitions. [2024-12-06 05:54:21,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:54:21,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:21,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:54:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:21,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 05:54:21,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:22,942 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 05:54:32,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 102 states and 257 transitions. [2024-12-06 05:54:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 257 transitions. [2024-12-06 05:54:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:54:32,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:32,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:54:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:32,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 05:54:32,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:44,429 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:54:59,374 WARN L286 SmtUtils]: Spent 8.84s on a formula simplification. DAG size of input: 37 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:57:11,994 WARN L286 SmtUtils]: Spent 12.14s on a formula simplification. DAG size of input: 42 DAG size of output: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:58:13,279 WARN L286 SmtUtils]: Spent 7.08s on a formula simplification. DAG size of input: 40 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:58:21,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:58:28,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 113 states and 306 transitions. [2024-12-06 05:58:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 306 transitions. [2024-12-06 05:58:28,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:58:28,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:28,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:58:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:58:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:28,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 05:58:28,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 05:58:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:30,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 114 states and 311 transitions. [2024-12-06 05:58:30,415 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 311 transitions. [2024-12-06 05:58:30,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:58:30,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:30,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:58:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:32,482 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:58:57,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 125 states and 354 transitions. [2024-12-06 05:58:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 354 transitions. [2024-12-06 05:58:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:58:57,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:57,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:58:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:57,332 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:59:11,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 130 states and 369 transitions. [2024-12-06 05:59:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 369 transitions. [2024-12-06 05:59:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:59:11,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:11,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:12,402 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:59:17,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 133 states and 397 transitions. [2024-12-06 05:59:17,110 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 397 transitions. [2024-12-06 05:59:17,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 05:59:17,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:17,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:17,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:59:17,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:17,325 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-12-06 05:59:19,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:19,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 135 states and 398 transitions. [2024-12-06 05:59:19,185 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 398 transitions. [2024-12-06 05:59:19,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:59:19,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:19,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:19,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:59:19,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:19,957 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 05:59:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:24,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 135 states and 394 transitions. [2024-12-06 05:59:24,805 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 394 transitions. [2024-12-06 05:59:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:59:24,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:24,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:24,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:59:24,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 05:59:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:27,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 135 states and 390 transitions. [2024-12-06 05:59:27,322 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 390 transitions. [2024-12-06 05:59:27,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:59:27,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:27,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:27,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 05:59:27,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:42,861 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:59:44,608 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 05:59:56,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 139 states and 409 transitions. [2024-12-06 05:59:56,718 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 409 transitions. [2024-12-06 05:59:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 05:59:56,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:56,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:59:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:57,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-06 05:59:57,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:04,733 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 06:00:55,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:55,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 156 states and 468 transitions. [2024-12-06 06:00:55,249 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 468 transitions. [2024-12-06 06:00:55,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:00:55,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:55,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:00:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:00:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:57,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 06:00:57,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 06:02:15,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:15,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 161 states and 488 transitions. [2024-12-06 06:02:15,453 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 488 transitions. [2024-12-06 06:02:15,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:02:15,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:15,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:02:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:02:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:16,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 06:02:16,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:18,337 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:02:57,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:57,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 169 states and 517 transitions. [2024-12-06 06:02:57,975 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 517 transitions. [2024-12-06 06:02:57,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:02:57,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:57,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:02:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:02:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:58,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-06 06:02:58,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:03:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:04,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 170 states and 525 transitions. [2024-12-06 06:03:04,758 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 525 transitions. [2024-12-06 06:03:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:03:04,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:04,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:03:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:03:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:05,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 06:03:05,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:07,262 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:03:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:16,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 172 states and 527 transitions. [2024-12-06 06:03:16,713 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 527 transitions. [2024-12-06 06:03:16,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 06:03:16,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:16,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:03:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:18,527 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 06:03:26,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 175 states and 565 transitions. [2024-12-06 06:03:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 565 transitions. [2024-12-06 06:03:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:03:26,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:26,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:03:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:03:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:27,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:03:27,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-12-06 06:03:30,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 177 states and 566 transitions. [2024-12-06 06:03:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 566 transitions. [2024-12-06 06:03:30,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 06:03:30,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:30,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:03:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:03:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:30,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 06:03:30,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:40,731 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 06:03:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 14 proven. 19 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-06 06:04:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 182 states and 587 transitions. [2024-12-06 06:04:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 587 transitions. [2024-12-06 06:04:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 06:04:10,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:10,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:04:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:04:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:10,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-06 06:04:10,276 INFO L279 TraceCheckSpWp]: Computing forward predicates...