./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/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_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/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_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/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 82dba59912342fc33baf6f71838a6b7d05440c02338f64f7b1e8151e293c49a7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:11:10,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:11:10,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:11:10,755 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:11:10,755 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:11:10,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:11:10,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:11:10,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:11:10,775 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:11:10,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:11:10,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:11:10,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:11:10,776 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:11:10,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:11:10,776 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:11:10,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:11:10,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:11:10,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:11:10,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:11:10,777 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:11:10,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:11:10,777 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:11:10,777 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:11:10,777 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:11:10,777 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:11:10,777 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:11:10,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:11:10,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:11:10,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:11:10,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:11:10,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:11:10,778 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:11:10,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:11:10,778 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_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/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 -> 82dba59912342fc33baf6f71838a6b7d05440c02338f64f7b1e8151e293c49a7 [2024-12-06 06:11:10,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:11:10,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:11:10,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:11:10,989 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:11:10,989 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:11:10,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c [2024-12-06 06:11:13,636 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/data/f0ec09145/23c4dd95d33d456f9afd90434ae99263/FLAG892d1fd41 [2024-12-06 06:11:13,791 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:11:13,791 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c [2024-12-06 06:11:13,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/data/f0ec09145/23c4dd95d33d456f9afd90434ae99263/FLAG892d1fd41 [2024-12-06 06:11:13,812 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/data/f0ec09145/23c4dd95d33d456f9afd90434ae99263 [2024-12-06 06:11:13,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:11:13,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:11:13,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:11:13,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:11:13,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:11:13,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:11:13" (1/1) ... [2024-12-06 06:11:13,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36babebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:13, skipping insertion in model container [2024-12-06 06:11:13,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:11:13" (1/1) ... [2024-12-06 06:11:13,837 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:11:13,970 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_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c[454,467] [2024-12-06 06:11:13,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:11:13,993 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:11:14,003 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_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c[454,467] [2024-12-06 06:11:14,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:11:14,020 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:11:14,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14 WrapperNode [2024-12-06 06:11:14,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:11:14,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:11:14,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:11:14,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:11:14,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,047 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-12-06 06:11:14,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:11:14,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:11:14,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:11:14,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:11:14,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,057 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:11:14,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:11:14,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:11:14,064 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:11:14,065 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:11:14,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:11:14,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:11:14,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:11:14,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:11:14,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:11:14,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:11:14,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:11:14,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 06:11:14,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 06:11:14,181 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:11:14,183 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:11:14,274 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 06:11:14,274 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:11:14,293 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:11:14,293 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:11:14,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:11:14 BoogieIcfgContainer [2024-12-06 06:11:14,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:11:14,294 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:11:14,294 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:11:14,302 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:11:14,303 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:11:14" (1/1) ... [2024-12-06 06:11:14,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:11:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:14,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-12-06 06:11:14,350 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-12-06 06:11:14,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 06:11:14,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:14,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:14,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:11:14,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-06 06:11:14,464 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-06 06:11:14,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:11:14,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:14,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:14,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:11:14,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:14,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:11:14,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-12-06 06:11:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-12-06 06:11:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:11:14,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:14,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:14,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:11:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:14,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-12-06 06:11:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-06 06:11:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:11:14,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:14,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:15,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:11:15,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:15,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 06:11:15,538 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 06:11:15,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 06:11:15,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:15,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:15,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:11:15,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:15,657 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:11:15,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:15,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-12-06 06:11:15,850 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-12-06 06:11:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 06:11:15,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:15,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:15,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:11:15,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:15,997 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 06:11:16,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-12-06 06:11:16,220 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-12-06 06:11:16,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:11:16,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:16,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:16,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 06:11:16,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:16,430 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:11:16,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:16,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-12-06 06:11:16,778 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-12-06 06:11:16,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:11:16,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:16,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:16,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 06:11:16,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:16,979 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 06:11:17,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:17,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 57 transitions. [2024-12-06 06:11:17,319 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2024-12-06 06:11:17,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 06:11:17,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:17,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:17,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 06:11:17,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:17,536 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 06:11:17,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-12-06 06:11:17,911 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-12-06 06:11:17,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 06:11:17,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:17,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:17,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-06 06:11:17,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:18,117 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 78 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-06 06:11:18,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:18,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2024-12-06 06:11:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2024-12-06 06:11:18,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 06:11:18,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:18,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:18,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-06 06:11:18,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:18,660 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 06:11:19,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:19,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2024-12-06 06:11:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2024-12-06 06:11:19,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 06:11:19,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:19,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:19,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-06 06:11:19,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:19,277 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 16 proven. 136 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-06 06:11:19,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 54 states and 85 transitions. [2024-12-06 06:11:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 85 transitions. [2024-12-06 06:11:19,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 06:11:19,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:19,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:19,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-06 06:11:19,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:19,941 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 18 proven. 171 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-06 06:11:20,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:20,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 58 states and 92 transitions. [2024-12-06 06:11:20,460 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 92 transitions. [2024-12-06 06:11:20,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 06:11:20,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:20,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:20,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-06 06:11:20,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 20 proven. 210 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-06 06:11:21,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 62 states and 99 transitions. [2024-12-06 06:11:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 99 transitions. [2024-12-06 06:11:21,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 06:11:21,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:21,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:21,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-06 06:11:21,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 22 proven. 253 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-06 06:11:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2024-12-06 06:11:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2024-12-06 06:11:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-06 06:11:22,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:22,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:22,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-06 06:11:22,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 24 proven. 300 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-12-06 06:11:22,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:22,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 70 states and 113 transitions. [2024-12-06 06:11:22,992 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 113 transitions. [2024-12-06 06:11:22,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 06:11:22,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:22,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:23,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-06 06:11:23,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 26 proven. 351 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-06 06:11:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:24,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2024-12-06 06:11:24,092 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2024-12-06 06:11:24,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 06:11:24,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:24,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:24,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-06 06:11:24,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 28 proven. 406 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-06 06:11:25,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 127 transitions. [2024-12-06 06:11:25,108 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 127 transitions. [2024-12-06 06:11:25,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-06 06:11:25,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:25,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:25,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-12-06 06:11:25,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 29 proven. 508 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-06 06:11:26,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:26,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 82 states and 134 transitions. [2024-12-06 06:11:26,250 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 134 transitions. [2024-12-06 06:11:26,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-06 06:11:26,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:26,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:26,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-06 06:11:26,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 32 proven. 528 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-06 06:11:27,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:27,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 86 states and 141 transitions. [2024-12-06 06:11:27,500 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 141 transitions. [2024-12-06 06:11:27,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-06 06:11:27,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:27,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:27,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-12-06 06:11:27,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:27,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 33 proven. 644 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-12-06 06:11:28,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:28,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 90 states and 148 transitions. [2024-12-06 06:11:28,700 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2024-12-06 06:11:28,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-12-06 06:11:28,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:28,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:28,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-12-06 06:11:28,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:29,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 36 proven. 666 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-06 06:11:29,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:29,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 94 states and 155 transitions. [2024-12-06 06:11:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 155 transitions. [2024-12-06 06:11:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-06 06:11:29,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:29,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:30,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-12-06 06:11:30,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:30,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 38 proven. 741 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-06 06:11:31,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:31,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 98 states and 162 transitions. [2024-12-06 06:11:31,438 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 162 transitions. [2024-12-06 06:11:31,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-06 06:11:31,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:31,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:31,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-12-06 06:11:31,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 40 proven. 820 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-06 06:11:32,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:32,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 102 states and 169 transitions. [2024-12-06 06:11:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 169 transitions. [2024-12-06 06:11:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-06 06:11:32,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:32,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:33,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-12-06 06:11:33,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 42 proven. 903 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-06 06:11:34,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:34,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 176 transitions. [2024-12-06 06:11:34,446 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2024-12-06 06:11:34,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-06 06:11:34,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:34,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:34,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 95 conjuncts are in the unsatisfiable core [2024-12-06 06:11:34,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 44 proven. 990 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-12-06 06:11:36,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 110 states and 183 transitions. [2024-12-06 06:11:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 183 transitions. [2024-12-06 06:11:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-12-06 06:11:36,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:36,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:36,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 99 conjuncts are in the unsatisfiable core [2024-12-06 06:11:36,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:36,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2139 backedges. 46 proven. 1081 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-12-06 06:11:37,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 114 states and 190 transitions. [2024-12-06 06:11:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 190 transitions. [2024-12-06 06:11:37,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-12-06 06:11:37,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:37,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:37,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 103 conjuncts are in the unsatisfiable core [2024-12-06 06:11:37,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:38,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 48 proven. 1176 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-06 06:11:39,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:39,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 118 states and 197 transitions. [2024-12-06 06:11:39,539 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 197 transitions. [2024-12-06 06:11:39,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-12-06 06:11:39,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:39,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:39,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-12-06 06:11:39,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:40,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2525 backedges. 50 proven. 1275 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-06 06:11:41,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 122 states and 204 transitions. [2024-12-06 06:11:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 204 transitions. [2024-12-06 06:11:41,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-12-06 06:11:41,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:41,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:41,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 111 conjuncts are in the unsatisfiable core [2024-12-06 06:11:41,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:42,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 52 proven. 1378 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-12-06 06:11:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 126 states and 211 transitions. [2024-12-06 06:11:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 211 transitions. [2024-12-06 06:11:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-12-06 06:11:43,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:43,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:43,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 123 conjuncts are in the unsatisfiable core [2024-12-06 06:11:43,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:44,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2943 backedges. 53 proven. 1564 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-12-06 06:11:45,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:45,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 130 states and 218 transitions. [2024-12-06 06:11:45,830 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 218 transitions. [2024-12-06 06:11:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-12-06 06:11:45,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:45,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:46,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 119 conjuncts are in the unsatisfiable core [2024-12-06 06:11:46,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:46,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3164 backedges. 56 proven. 1596 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-06 06:11:47,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 134 states and 225 transitions. [2024-12-06 06:11:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 225 transitions. [2024-12-06 06:11:47,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-12-06 06:11:47,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:47,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:48,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:48,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 123 conjuncts are in the unsatisfiable core [2024-12-06 06:11:48,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:48,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3393 backedges. 58 proven. 1711 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-12-06 06:11:50,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:50,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 138 states and 232 transitions. [2024-12-06 06:11:50,302 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 232 transitions. [2024-12-06 06:11:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-12-06 06:11:50,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:50,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:50,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 127 conjuncts are in the unsatisfiable core [2024-12-06 06:11:50,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 60 proven. 1830 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-12-06 06:11:52,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:52,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 142 states and 239 transitions. [2024-12-06 06:11:52,695 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 239 transitions. [2024-12-06 06:11:52,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-12-06 06:11:52,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:52,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:52,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 131 conjuncts are in the unsatisfiable core [2024-12-06 06:11:52,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:53,354 INFO L134 CoverageAnalysis]: Checked inductivity of 3875 backedges. 62 proven. 1953 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-06 06:11:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 146 states and 246 transitions. [2024-12-06 06:11:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 246 transitions. [2024-12-06 06:11:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-12-06 06:11:55,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:55,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:55,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 135 conjuncts are in the unsatisfiable core [2024-12-06 06:11:55,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:55,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4128 backedges. 64 proven. 2080 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-06 06:11:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2024-12-06 06:11:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2024-12-06 06:11:57,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-12-06 06:11:57,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:57,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:11:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:11:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:57,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 139 conjuncts are in the unsatisfiable core [2024-12-06 06:11:57,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:58,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4389 backedges. 66 proven. 2211 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-12-06 06:12:00,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:00,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2024-12-06 06:12:00,368 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2024-12-06 06:12:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-12-06 06:12:00,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:00,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:00,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-12-06 06:12:00,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4658 backedges. 68 proven. 2346 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-12-06 06:12:03,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:03,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 158 states and 267 transitions. [2024-12-06 06:12:03,105 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 267 transitions. [2024-12-06 06:12:03,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-12-06 06:12:03,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:03,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:03,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-12-06 06:12:03,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 69 proven. 2588 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-12-06 06:12:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 162 states and 274 transitions. [2024-12-06 06:12:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 274 transitions. [2024-12-06 06:12:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-12-06 06:12:05,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:05,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:06,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 159 conjuncts are in the unsatisfiable core [2024-12-06 06:12:06,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 5220 backedges. 71 proven. 2734 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-12-06 06:12:08,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:08,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2024-12-06 06:12:08,902 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2024-12-06 06:12:08,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-12-06 06:12:08,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:08,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:09,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-12-06 06:12:09,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 5513 backedges. 74 proven. 2775 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-06 06:12:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 170 states and 288 transitions. [2024-12-06 06:12:12,087 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 288 transitions. [2024-12-06 06:12:12,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-12-06 06:12:12,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:12,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:12,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 159 conjuncts are in the unsatisfiable core [2024-12-06 06:12:12,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 5814 backedges. 76 proven. 2926 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-12-06 06:12:15,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:15,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 174 states and 295 transitions. [2024-12-06 06:12:15,231 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 295 transitions. [2024-12-06 06:12:15,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2024-12-06 06:12:15,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:15,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:15,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 163 conjuncts are in the unsatisfiable core [2024-12-06 06:12:15,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:16,011 INFO L134 CoverageAnalysis]: Checked inductivity of 6123 backedges. 78 proven. 3081 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2024-12-06 06:12:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 178 states and 302 transitions. [2024-12-06 06:12:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 302 transitions. [2024-12-06 06:12:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2024-12-06 06:12:18,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:18,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:18,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 167 conjuncts are in the unsatisfiable core [2024-12-06 06:12:18,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:19,462 INFO L134 CoverageAnalysis]: Checked inductivity of 6440 backedges. 80 proven. 3240 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-06 06:12:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:22,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 182 states and 309 transitions. [2024-12-06 06:12:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 309 transitions. [2024-12-06 06:12:22,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2024-12-06 06:12:22,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:22,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:22,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 906 conjuncts, 171 conjuncts are in the unsatisfiable core [2024-12-06 06:12:22,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:22,949 INFO L134 CoverageAnalysis]: Checked inductivity of 6765 backedges. 82 proven. 3403 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2024-12-06 06:12:25,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 186 states and 316 transitions. [2024-12-06 06:12:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 316 transitions. [2024-12-06 06:12:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2024-12-06 06:12:25,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:25,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:25,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 175 conjuncts are in the unsatisfiable core [2024-12-06 06:12:25,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7098 backedges. 84 proven. 3570 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-12-06 06:12:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 190 states and 323 transitions. [2024-12-06 06:12:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 323 transitions. [2024-12-06 06:12:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-12-06 06:12:29,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:29,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:29,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 948 conjuncts, 187 conjuncts are in the unsatisfiable core [2024-12-06 06:12:29,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:30,207 INFO L134 CoverageAnalysis]: Checked inductivity of 7439 backedges. 85 proven. 3868 refuted. 0 times theorem prover too weak. 3486 trivial. 0 not checked. [2024-12-06 06:12:33,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:33,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 194 states and 330 transitions. [2024-12-06 06:12:33,085 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 330 transitions. [2024-12-06 06:12:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2024-12-06 06:12:33,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:33,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:33,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:33,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 183 conjuncts are in the unsatisfiable core [2024-12-06 06:12:33,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:34,003 INFO L134 CoverageAnalysis]: Checked inductivity of 7788 backedges. 88 proven. 3916 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-12-06 06:12:37,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:37,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 198 states and 337 transitions. [2024-12-06 06:12:37,103 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 337 transitions. [2024-12-06 06:12:37,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2024-12-06 06:12:37,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:37,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:37,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 187 conjuncts are in the unsatisfiable core [2024-12-06 06:12:37,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:38,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8145 backedges. 90 proven. 4095 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2024-12-06 06:12:41,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 202 states and 344 transitions. [2024-12-06 06:12:41,315 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 344 transitions. [2024-12-06 06:12:41,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2024-12-06 06:12:41,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:41,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:41,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 191 conjuncts are in the unsatisfiable core [2024-12-06 06:12:41,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:42,300 INFO L134 CoverageAnalysis]: Checked inductivity of 8510 backedges. 92 proven. 4278 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-12-06 06:12:45,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 206 states and 351 transitions. [2024-12-06 06:12:45,605 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 351 transitions. [2024-12-06 06:12:45,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2024-12-06 06:12:45,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:45,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:45,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 1032 conjuncts, 195 conjuncts are in the unsatisfiable core [2024-12-06 06:12:45,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:46,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8883 backedges. 94 proven. 4465 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2024-12-06 06:12:49,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:49,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 210 states and 358 transitions. [2024-12-06 06:12:49,839 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 358 transitions. [2024-12-06 06:12:49,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2024-12-06 06:12:49,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:49,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:50,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 199 conjuncts are in the unsatisfiable core [2024-12-06 06:12:50,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:50,893 INFO L134 CoverageAnalysis]: Checked inductivity of 9264 backedges. 96 proven. 4656 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2024-12-06 06:12:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 214 states and 365 transitions. [2024-12-06 06:12:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 365 transitions. [2024-12-06 06:12:54,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2024-12-06 06:12:54,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:54,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:54,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 1074 conjuncts, 203 conjuncts are in the unsatisfiable core [2024-12-06 06:12:54,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:55,477 INFO L134 CoverageAnalysis]: Checked inductivity of 9653 backedges. 98 proven. 4851 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2024-12-06 06:12:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:59,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 218 states and 372 transitions. [2024-12-06 06:12:59,081 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 372 transitions. [2024-12-06 06:12:59,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-12-06 06:12:59,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:59,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 10050 backedges. 5001 proven. 149 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-12-06 06:14:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:14:39,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 418 states and 723 transitions. [2024-12-06 06:14:39,940 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 723 transitions. [2024-12-06 06:14:39,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-12-06 06:14:39,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:14:39,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:14:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:14:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:14:40,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 207 conjuncts are in the unsatisfiable core [2024-12-06 06:14:40,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:14:41,124 INFO L134 CoverageAnalysis]: Checked inductivity of 10000 backedges. 100 proven. 5000 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-12-06 06:14:51,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:14:51,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 210 states and 358 transitions. [2024-12-06 06:14:51,443 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 358 transitions. [2024-12-06 06:14:51,444 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 06:14:51,444 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 56 iterations. [2024-12-06 06:14:51,453 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 06:14:56,491 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 06:14:56,491 INFO L77 FloydHoareUtils]: At program point L27-1(lines 27 36) the Hoare annotation is: (not (and (= |ULTIMATE.start_main_#t~post5#1| 0) (= |ULTIMATE.start_main_~y~0#1| 0) (< ~counter~0 1) (= |ULTIMATE.start_main_~x~0#1| 0))) [2024-12-06 06:14:56,491 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 36) the Hoare annotation is: true [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point L27-4(lines 27 36) the Hoare annotation is: true [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point L27-5(lines 27 36) the Hoare annotation is: true [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point L28(lines 27 36) the Hoare annotation is: (= (* 2 |ULTIMATE.start_main_~x~0#1|) (+ |ULTIMATE.start_main_~y~0#1| (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point L11(lines 11 12) the Hoare annotation is: true [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point L10(lines 10 13) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point L10-2(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 06:14:56,492 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) the Hoare annotation is: true [2024-12-06 06:14:56,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 06:14:56 ImpRootNode [2024-12-06 06:14:56,504 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 06:14:56,504 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 06:14:56,504 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 06:14:56,504 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 06:14:56,505 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:11:14" (3/4) ... [2024-12-06 06:14:56,507 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 06:14:56,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 06:14:56,513 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 06:14:56,513 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 06:14:56,513 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 06:14:56,513 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 06:14:56,572 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 06:14:56,572 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 06:14:56,572 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 06:14:56,573 INFO L158 Benchmark]: Toolchain (without parser) took 222757.05ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 93.0MB in the beginning and 542.6MB in the end (delta: -449.6MB). Peak memory consumption was 569.5MB. Max. memory is 16.1GB. [2024-12-06 06:14:56,573 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:14:56,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.86ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.8MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:14:56,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.51ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:14:56,574 INFO L158 Benchmark]: Boogie Preprocessor took 15.61ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.1MB in the end (delta: 630.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:14:56,574 INFO L158 Benchmark]: RCFGBuilder took 229.76ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 70.1MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:14:56,574 INFO L158 Benchmark]: CodeCheck took 222209.37ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 69.9MB in the beginning and 546.7MB in the end (delta: -476.8MB). Peak memory consumption was 544.3MB. Max. memory is 16.1GB. [2024-12-06 06:14:56,575 INFO L158 Benchmark]: Witness Printer took 67.93ms. Allocated memory is still 1.1GB. Free memory was 546.7MB in the beginning and 542.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:14:56,576 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 217.1s, OverallIterations: 56, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8591 SdHoareTripleChecker+Valid, 65.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7344 mSDsluCounter, 19870 SdHoareTripleChecker+Invalid, 57.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18517 mSDsCounter, 13892 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24457 IncrementalHoareTripleChecker+Invalid, 38349 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13892 mSolverCounterUnsat, 1353 mSDtfsCounter, 24457 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66430 GetRequests, 60418 SyntacticMatches, 5152 SemanticMatches, 860 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318902 ImplicationChecksByTransitivity, 185.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.9s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 31.7s InterpolantComputationTime, 10990 NumberOfCodeBlocks, 10990 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 10935 ConstructedInterpolants, 0 QuantifiedInterpolants, 43155 SizeOfPredicates, 51 NumberOfNonLiveVariables, 29070 ConjunctsInSsa, 5513 ConjunctsInUnsatCore, 55 InterpolantComputations, 3 PerfectInterpolantSequences, 95238/182977 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 12]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 9]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: ((cond != 0) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.86ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.8MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.51ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.61ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.1MB in the end (delta: 630.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 229.76ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 70.1MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 222209.37ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 69.9MB in the beginning and 546.7MB in the end (delta: -476.8MB). Peak memory consumption was 544.3MB. Max. memory is 16.1GB. * Witness Printer took 67.93ms. Allocated memory is still 1.1GB. Free memory was 546.7MB in the beginning and 542.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 06:14:56,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62c61c95-8f4b-4ba9-8fcf-418044f8c8ef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE