./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b27cf24a9b45c76034fb9a60cae976f5ca5dfa5338fef373d189f4ae84c7ed4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:56:15,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:56:15,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:56:15,449 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:56:15,450 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:56:15,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:56:15,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:56:15,487 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:56:15,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:56:15,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:56:15,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:56:15,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:56:15,489 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:56:15,489 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:56:15,490 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:56:15,490 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:56:15,490 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:56:15,490 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:56:15,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:56:15,490 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:56:15,490 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:56:15,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:56:15,491 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:56:15,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:56:15,491 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:56:15,491 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:56:15,491 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:56:15,491 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:56:15,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:56:15,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:56:15,491 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:56:15,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:56:15,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:56:15,492 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:56:15,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:56:15,492 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_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm 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 ! overflow) ) 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 -> 3b27cf24a9b45c76034fb9a60cae976f5ca5dfa5338fef373d189f4ae84c7ed4 [2024-11-13 20:56:15,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:56:15,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:56:15,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:56:15,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:56:15,811 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:56:15,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c Unable to find full path for "g++" [2024-11-13 20:56:17,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:56:17,965 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:56:17,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound50.c [2024-11-13 20:56:17,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/data/40f919de4/ef20e62c70024c0a9753a8b7b0a4a72f/FLAG74b011137 [2024-11-13 20:56:17,987 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/data/40f919de4/ef20e62c70024c0a9753a8b7b0a4a72f [2024-11-13 20:56:17,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:56:17,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:56:17,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:56:17,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:56:17,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:56:17,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:56:17" (1/1) ... [2024-11-13 20:56:17,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47de8916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:17, skipping insertion in model container [2024-11-13 20:56:17,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:56:17" (1/1) ... [2024-11-13 20:56:18,016 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:56:18,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:56:18,232 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:56:18,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:56:18,279 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:56:18,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18 WrapperNode [2024-11-13 20:56:18,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:56:18,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:56:18,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:56:18,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:56:18,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,337 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-11-13 20:56:18,338 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:56:18,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:56:18,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:56:18,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:56:18,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,350 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,350 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,370 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:56:18,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:56:18,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:56:18,371 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:56:18,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:18" (1/1) ... [2024-11-13 20:56:18,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:56:18,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:56:18,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:56:18,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddfffe4a-0b99-4958-a2fb-2c1bf4934a6e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:56:18,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:56:18,443 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:56:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:56:18,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:56:18,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:56:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:56:18,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:56:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:56:18,511 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:56:18,513 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:56:19,165 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-13 20:56:19,165 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:56:19,201 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:56:19,202 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:56:19,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:56:19 BoogieIcfgContainer [2024-11-13 20:56:19,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:56:19,203 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:56:19,203 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:56:19,214 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:56:19,214 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:56:19" (1/1) ... [2024-11-13 20:56:19,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:56:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 104 states and 112 transitions. [2024-11-13 20:56:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 112 transitions. [2024-11-13 20:56:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:56:19,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:19,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 104 states and 111 transitions. [2024-11-13 20:56:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2024-11-13 20:56:19,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:56:19,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:19,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:19,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:56:19,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:19,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:20,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 106 states and 117 transitions. [2024-11-13 20:56:20,059 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2024-11-13 20:56:20,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:56:20,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:20,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:20,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 20:56:20,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:20,273 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:20,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:20,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 109 states and 125 transitions. [2024-11-13 20:56:20,512 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2024-11-13 20:56:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:56:20,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:20,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:20,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:56:20,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:21,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:21,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 113 states and 134 transitions. [2024-11-13 20:56:21,034 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2024-11-13 20:56:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:56:21,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:21,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:21,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:56:21,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:21,277 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:21,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 118 states and 143 transitions. [2024-11-13 20:56:21,701 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2024-11-13 20:56:21,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:56:21,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:21,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:21,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:22,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:22,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 124 states and 154 transitions. [2024-11-13 20:56:22,468 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 154 transitions. [2024-11-13 20:56:22,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:56:22,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:22,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:23,319 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:24,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 125 states and 155 transitions. [2024-11-13 20:56:24,716 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 155 transitions. [2024-11-13 20:56:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:56:24,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:24,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:24,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:56:24,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:24,875 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:26,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:26,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 133 states and 169 transitions. [2024-11-13 20:56:26,517 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 169 transitions. [2024-11-13 20:56:26,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:56:26,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:26,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:26,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:56:26,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:26,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:26,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 134 states and 170 transitions. [2024-11-13 20:56:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 170 transitions. [2024-11-13 20:56:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:56:26,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:26,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:27,012 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:27,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 137 states and 175 transitions. [2024-11-13 20:56:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 175 transitions. [2024-11-13 20:56:27,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:56:27,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:27,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:29,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:29,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 136 states and 174 transitions. [2024-11-13 20:56:29,092 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 174 transitions. [2024-11-13 20:56:29,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:56:29,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:29,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:29,681 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 144 states and 189 transitions. [2024-11-13 20:56:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 189 transitions. [2024-11-13 20:56:32,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:56:32,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:32,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:32,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:32,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:32,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 144 states and 189 transitions. [2024-11-13 20:56:32,444 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 189 transitions. [2024-11-13 20:56:32,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:56:32,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:32,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:35,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 153 states and 206 transitions. [2024-11-13 20:56:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2024-11-13 20:56:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:56:35,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:35,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:36,028 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 155 states and 209 transitions. [2024-11-13 20:56:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2024-11-13 20:56:36,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:56:36,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:36,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:36,600 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:40,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:40,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 163 states and 226 transitions. [2024-11-13 20:56:40,468 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 226 transitions. [2024-11-13 20:56:40,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:56:40,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:40,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 173 states and 244 transitions. [2024-11-13 20:56:45,247 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 244 transitions. [2024-11-13 20:56:45,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:56:45,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:45,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:56:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:46,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 176 states and 249 transitions. [2024-11-13 20:56:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 249 transitions. [2024-11-13 20:56:46,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:56:46,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:46,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:56:59,299 WARN L286 SmtUtils]: Spent 10.10s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:57:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 181 states and 258 transitions. [2024-11-13 20:57:10,373 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 258 transitions. [2024-11-13 20:57:10,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:57:10,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:10,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:10,418 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:10,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:10,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 184 states and 263 transitions. [2024-11-13 20:57:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 263 transitions. [2024-11-13 20:57:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:57:10,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:10,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:11,024 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:17,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:17,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 195 states and 285 transitions. [2024-11-13 20:57:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 285 transitions. [2024-11-13 20:57:17,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:57:17,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:17,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:17,731 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:57:17,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:18,072 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:24,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 207 states and 307 transitions. [2024-11-13 20:57:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 307 transitions. [2024-11-13 20:57:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:57:24,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:24,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:25,056 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:28,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 211 states and 314 transitions. [2024-11-13 20:57:28,121 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 314 transitions. [2024-11-13 20:57:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:57:28,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:28,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:57:36,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:36,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 210 states and 313 transitions. [2024-11-13 20:57:36,397 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 313 transitions. [2024-11-13 20:57:36,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:57:36,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:36,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:36,438 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:37,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:37,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 213 states and 318 transitions. [2024-11-13 20:57:37,753 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 318 transitions. [2024-11-13 20:57:37,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:57:37,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:37,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:37,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:57:37,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:38,312 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:40,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:40,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 217 states and 325 transitions. [2024-11-13 20:57:40,901 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 325 transitions. [2024-11-13 20:57:40,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:57:40,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:40,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:40,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:57:40,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:41,248 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:43,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:43,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 221 states and 331 transitions. [2024-11-13 20:57:43,770 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 331 transitions. [2024-11-13 20:57:43,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:57:43,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:43,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:44,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 226 states and 340 transitions. [2024-11-13 20:57:48,668 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 340 transitions. [2024-11-13 20:57:48,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:57:48,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:48,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:48,724 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:49,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:49,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 230 states and 346 transitions. [2024-11-13 20:57:49,783 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 346 transitions. [2024-11-13 20:57:49,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:57:49,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:49,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:49,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:57:49,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:57:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 234 states and 352 transitions. [2024-11-13 20:57:53,212 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 352 transitions. [2024-11-13 20:57:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:57:53,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:53,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:54,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:00,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 245 states and 372 transitions. [2024-11-13 20:58:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 372 transitions. [2024-11-13 20:58:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:58:00,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:00,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:00,554 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:00,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 246 states and 375 transitions. [2024-11-13 20:58:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 375 transitions. [2024-11-13 20:58:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:58:00,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:00,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:02,046 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:05,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:05,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 250 states and 382 transitions. [2024-11-13 20:58:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 382 transitions. [2024-11-13 20:58:05,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:58:05,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:05,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 256 states and 392 transitions. [2024-11-13 20:58:10,359 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 392 transitions. [2024-11-13 20:58:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:58:10,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:10,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:15,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 257 states and 397 transitions. [2024-11-13 20:58:15,636 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 397 transitions. [2024-11-13 20:58:15,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:58:15,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:15,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:20,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:20,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 261 states and 404 transitions. [2024-11-13 20:58:20,377 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 404 transitions. [2024-11-13 20:58:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:58:20,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:20,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:21,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 262 states and 411 transitions. [2024-11-13 20:58:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 411 transitions. [2024-11-13 20:58:26,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:58:26,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:26,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:58:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:26,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:58:26,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:28,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:58:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:39,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 275 states and 433 transitions. [2024-11-13 20:58:39,644 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 433 transitions. [2024-11-13 20:58:39,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:58:39,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:39,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:40,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:58:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 274 states and 432 transitions. [2024-11-13 20:58:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 432 transitions. [2024-11-13 20:58:41,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:58:41,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:41,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:58:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:41,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:58:41,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:42,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:58:59,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:59,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 287 states and 452 transitions. [2024-11-13 20:58:59,137 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 452 transitions. [2024-11-13 20:58:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:58:59,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:59,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:58:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:59,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:58:59,204 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:59:13,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 296 states and 474 transitions. [2024-11-13 20:59:13,442 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 474 transitions. [2024-11-13 20:59:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:59:13,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:13,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:59:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:59:13,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:13,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 298 states and 476 transitions. [2024-11-13 20:59:13,627 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 476 transitions. [2024-11-13 20:59:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:59:13,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:13,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:59:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:59:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:13,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:59:13,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:59:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 308 states and 503 transitions. [2024-11-13 20:59:30,048 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 503 transitions. [2024-11-13 20:59:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:59:30,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:30,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:59:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:59:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:30,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:59:30,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:03:23,579 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:03:54,631 WARN L286 SmtUtils]: Spent 10.20s on a formula simplification. DAG size of input: 28 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:04:56,493 WARN L286 SmtUtils]: Spent 20.10s on a formula simplification. DAG size of input: 39 DAG size of output: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:00,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 21:07:00,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 328 states and 542 transitions. [2024-11-13 21:07:00,142 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 542 transitions. [2024-11-13 21:07:00,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:07:00,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:00,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:07:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:00,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:07:00,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:02,124 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:07:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 331 states and 552 transitions. [2024-11-13 21:07:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 552 transitions. [2024-11-13 21:07:07,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:07:07,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:07,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:07:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:07,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:07:07,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:10,276 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:07:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:20,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 340 states and 564 transitions. [2024-11-13 21:07:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 564 transitions. [2024-11-13 21:07:20,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:07:20,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:20,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:07:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:20,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:07:20,376 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:31,645 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:09:07,933 WARN L286 SmtUtils]: Spent 6.01s on a formula simplification. DAG size of input: 58 DAG size of output: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:09:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:27,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 363 states and 614 transitions. [2024-11-13 21:09:27,671 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 614 transitions. [2024-11-13 21:09:27,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:09:27,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:27,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:09:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:27,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:09:27,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:47,015 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:10:52,396 WARN L286 SmtUtils]: Spent 9.35s on a formula simplification. DAG size of input: 52 DAG size of output: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)