./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.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_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/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_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/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_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/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 879a640f466eee273c1bfb9ec38819f0b05c8e28dd65a68aba774d943b257ad3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:54:22,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:54:22,981 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 21:54:22,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:54:22,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:54:23,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:54:23,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:54:23,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:54:23,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:54:23,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:54:23,016 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:54:23,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:54:23,016 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:54:23,016 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:54:23,016 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:54:23,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:54:23,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:54:23,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:54:23,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:54:23,017 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:54:23,017 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:54:23,018 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:54:23,018 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:54:23,018 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:54:23,018 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:54:23,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:54:23,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:54:23,018 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:54:23,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:54:23,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:23,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:54:23,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:54:23,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:54:23,019 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:54:23,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:54:23,019 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_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/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 -> 879a640f466eee273c1bfb9ec38819f0b05c8e28dd65a68aba774d943b257ad3 [2024-11-13 21:54:23,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:54:23,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:54:23,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:54:23,373 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:54:23,374 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:54:23,375 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c Unable to find full path for "g++" [2024-11-13 21:54:25,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:54:25,811 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:54:25,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2024-11-13 21:54:25,825 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/data/d73ac7910/4ebfd8c2d3ce4186b66181244c0aaccb/FLAG66569136b [2024-11-13 21:54:25,844 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/data/d73ac7910/4ebfd8c2d3ce4186b66181244c0aaccb [2024-11-13 21:54:25,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:54:25,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:54:25,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:25,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:54:25,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:54:25,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:25" (1/1) ... [2024-11-13 21:54:25,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce5a16e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:25, skipping insertion in model container [2024-11-13 21:54:25,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:25" (1/1) ... [2024-11-13 21:54:25,892 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:54:26,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:26,146 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:54:26,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:26,203 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:54:26,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26 WrapperNode [2024-11-13 21:54:26,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:26,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:26,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:54:26,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:54:26,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,226 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,271 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-11-13 21:54:26,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:26,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:54:26,272 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:54:26,272 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:54:26,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,289 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,319 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:54:26,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:54:26,320 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:54:26,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:54:26,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:26" (1/1) ... [2024-11-13 21:54:26,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:26,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:54:26,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:54:26,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae7a9b4-8124-4bdc-8eb5-ffcd3bef4727/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:54:26,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:54:26,407 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:54:26,407 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:54:26,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:54:26,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:54:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:54:26,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:54:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:54:26,502 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:54:26,504 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:54:27,237 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-13 21:54:27,239 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:54:27,309 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:54:27,310 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:54:27,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:27 BoogieIcfgContainer [2024-11-13 21:54:27,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:54:27,311 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:54:27,311 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:54:27,325 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:54:27,325 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:27" (1/1) ... [2024-11-13 21:54:27,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:54:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:27,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 104 states and 112 transitions. [2024-11-13 21:54:27,406 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 112 transitions. [2024-11-13 21:54:27,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:54:27,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:27,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:27,624 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 21:54:27,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 104 states and 111 transitions. [2024-11-13 21:54:27,666 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2024-11-13 21:54:27,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:54:27,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:27,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:54:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:27,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:54:27,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:54:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 106 states and 117 transitions. [2024-11-13 21:54:28,214 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2024-11-13 21:54:28,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:54:28,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:28,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:54:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:28,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:54:28,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:28,483 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 21:54:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:29,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 109 states and 125 transitions. [2024-11-13 21:54:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2024-11-13 21:54:29,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:54:29,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:29,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:29,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:54:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:29,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:54:29,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:54:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:29,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 113 states and 134 transitions. [2024-11-13 21:54:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2024-11-13 21:54:29,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:54:29,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:29,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:54:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:29,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:54:29,759 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:29,992 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 21:54:30,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:30,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 118 states and 143 transitions. [2024-11-13 21:54:30,517 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2024-11-13 21:54:30,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:54:30,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:30,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:30,866 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 21:54:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:31,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 124 states and 154 transitions. [2024-11-13 21:54:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 154 transitions. [2024-11-13 21:54:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:54:31,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:31,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:31,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:32,543 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 21:54:34,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:34,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 125 states and 155 transitions. [2024-11-13 21:54:34,508 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 155 transitions. [2024-11-13 21:54:34,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:54:34,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:34,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:54:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:34,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:54:34,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:34,700 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 21:54:38,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:38,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 133 states and 169 transitions. [2024-11-13 21:54:38,226 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 169 transitions. [2024-11-13 21:54:38,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:54:38,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:38,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:54:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:38,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:54:38,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:38,407 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 21:54:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 134 states and 170 transitions. [2024-11-13 21:54:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 170 transitions. [2024-11-13 21:54:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:54:38,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:38,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:38,713 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 21:54:39,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:39,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 137 states and 175 transitions. [2024-11-13 21:54:39,048 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 175 transitions. [2024-11-13 21:54:39,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:54:39,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:39,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:39,922 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 21:54:40,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:40,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 136 states and 174 transitions. [2024-11-13 21:54:40,987 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 174 transitions. [2024-11-13 21:54:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:54:40,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:40,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:41,696 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 21:54:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:44,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 144 states and 189 transitions. [2024-11-13 21:54:44,713 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 189 transitions. [2024-11-13 21:54:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:54:44,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:44,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:44,814 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 21:54:44,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:44,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 144 states and 189 transitions. [2024-11-13 21:54:44,870 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 189 transitions. [2024-11-13 21:54:44,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:54:44,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:44,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:45,703 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 21:54:50,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 206 transitions. [2024-11-13 21:54:50,431 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2024-11-13 21:54:50,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:54:50,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:50,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:50,502 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 21:54:50,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:50,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 155 states and 209 transitions. [2024-11-13 21:54:50,561 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2024-11-13 21:54:50,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:54:50,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:50,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:50,859 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 21:54:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 226 transitions. [2024-11-13 21:54:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 226 transitions. [2024-11-13 21:54:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:54:57,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:57,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:57,326 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 21:55:09,156 WARN L286 SmtUtils]: Spent 10.21s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:55:12,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 173 states and 244 transitions. [2024-11-13 21:55:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 244 transitions. [2024-11-13 21:55:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:55:12,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:12,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:13,064 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 21:55:14,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:14,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 176 states and 249 transitions. [2024-11-13 21:55:14,384 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 249 transitions. [2024-11-13 21:55:14,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:55:14,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:14,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:14,911 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 21:55:29,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:29,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 258 transitions. [2024-11-13 21:55:29,775 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 258 transitions. [2024-11-13 21:55:29,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:55:29,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:29,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:29,850 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 21:55:29,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 184 states and 263 transitions. [2024-11-13 21:55:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 263 transitions. [2024-11-13 21:55:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:55:29,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:29,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:30,467 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 21:55:38,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 195 states and 285 transitions. [2024-11-13 21:55:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 285 transitions. [2024-11-13 21:55:38,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:55:38,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:38,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:55:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:38,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:55:38,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:39,348 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 21:55:46,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 207 states and 307 transitions. [2024-11-13 21:55:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 307 transitions. [2024-11-13 21:55:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:55:46,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:46,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:46,977 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 21:55:50,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:50,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 211 states and 314 transitions. [2024-11-13 21:55:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 314 transitions. [2024-11-13 21:55:50,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:55:50,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:50,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:51,040 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 21:56:00,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:00,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 210 states and 313 transitions. [2024-11-13 21:56:00,776 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 313 transitions. [2024-11-13 21:56:00,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:56:00,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:00,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:00,831 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 21:56:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 213 states and 318 transitions. [2024-11-13 21:56:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 318 transitions. [2024-11-13 21:56:02,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:56:02,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:02,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:56:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:02,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:56:02,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:02,515 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 21:56:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 217 states and 325 transitions. [2024-11-13 21:56:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 325 transitions. [2024-11-13 21:56:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:56:04,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:04,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:56:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:04,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:56:04,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:04,889 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 21:56:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:07,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 221 states and 331 transitions. [2024-11-13 21:56:07,429 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 331 transitions. [2024-11-13 21:56:07,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:56:07,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:07,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:07,876 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 21:56:13,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:13,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 226 states and 340 transitions. [2024-11-13 21:56:13,419 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 340 transitions. [2024-11-13 21:56:13,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:56:13,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:13,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:13,466 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 21:56:14,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:14,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 230 states and 346 transitions. [2024-11-13 21:56:14,488 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 346 transitions. [2024-11-13 21:56:14,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:56:14,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:14,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:56:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:14,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:56:14,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:14,984 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 21:56:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 234 states and 352 transitions. [2024-11-13 21:56:17,907 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 352 transitions. [2024-11-13 21:56:17,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:56:17,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:17,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:18,796 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 21:56:25,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:25,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 245 states and 372 transitions. [2024-11-13 21:56:25,332 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 372 transitions. [2024-11-13 21:56:25,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:56:25,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:25,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:25,389 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 21:56:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:25,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 246 states and 375 transitions. [2024-11-13 21:56:25,463 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 375 transitions. [2024-11-13 21:56:25,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 21:56:25,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:25,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:27,045 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 21:56:31,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:31,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 250 states and 382 transitions. [2024-11-13 21:56:31,417 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 382 transitions. [2024-11-13 21:56:31,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 21:56:31,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:31,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:32,398 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 21:56:35,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:35,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 256 states and 392 transitions. [2024-11-13 21:56:35,919 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 392 transitions. [2024-11-13 21:56:35,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 21:56:35,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:35,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:37,561 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 21:56:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 257 states and 397 transitions. [2024-11-13 21:56:42,307 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 397 transitions. [2024-11-13 21:56:42,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:56:42,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:42,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:43,924 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 21:56:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:46,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 261 states and 404 transitions. [2024-11-13 21:56:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 404 transitions. [2024-11-13 21:56:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:56:46,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:46,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:48,078 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 21:56:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:51,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 262 states and 411 transitions. [2024-11-13 21:56:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 411 transitions. [2024-11-13 21:56:51,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:56:51,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:51,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:56:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:51,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:56:51,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:53,253 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 21:57:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:02,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 275 states and 435 transitions. [2024-11-13 21:57:02,402 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 435 transitions. [2024-11-13 21:57:02,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:57:02,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:02,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:02,969 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 21:57:03,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:03,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 274 states and 434 transitions. [2024-11-13 21:57:03,920 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 434 transitions. [2024-11-13 21:57:03,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:57:03,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:03,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:57:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:03,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:57:03,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:05,375 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 21:57:17,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:17,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 287 states and 454 transitions. [2024-11-13 21:57:17,612 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 454 transitions. [2024-11-13 21:57:17,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 21:57:17,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:17,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:57:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:17,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:57:17,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:21,247 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 21:57:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 294 states and 472 transitions. [2024-11-13 21:57:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 472 transitions. [2024-11-13 21:57:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:57:32,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:32,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:32,725 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 21:57:32,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:32,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 296 states and 474 transitions. [2024-11-13 21:57:32,822 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 474 transitions. [2024-11-13 21:57:32,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:57:32,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:32,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:57:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:32,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:57:32,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:34,804 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 21:57:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 306 states and 501 transitions. [2024-11-13 21:57:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 501 transitions. [2024-11-13 21:57:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:57:45,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:45,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:57:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:45,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:57:45,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:51,590 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 21:59:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 326 states and 541 transitions. [2024-11-13 21:59:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 541 transitions. [2024-11-13 21:59:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:59:03,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:03,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:03,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:59:03,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:59:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 329 states and 551 transitions. [2024-11-13 21:59:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 551 transitions. [2024-11-13 21:59:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:59:15,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:15,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:15,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:59:15,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:18,537 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 21:59:31,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:31,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 338 states and 563 transitions. [2024-11-13 21:59:31,417 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 563 transitions. [2024-11-13 21:59:31,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:59:31,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:31,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:31,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:59:31,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:00:15,395 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:00:15,559 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 22:01:30,650 WARN L286 SmtUtils]: Spent 9.94s on a formula simplification. DAG size of input: 37 DAG size of output: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:01:38,940 WARN L286 SmtUtils]: Spent 5.20s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:02:35,032 WARN L286 SmtUtils]: Spent 11.46s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:05:03,691 WARN L286 SmtUtils]: Spent 22.52s on a formula simplification. DAG size of input: 38 DAG size of output: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:05:23,964 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:06:25,858 WARN L286 SmtUtils]: Spent 9.63s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:06:35,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:07:47,932 WARN L286 SmtUtils]: Spent 14.64s on a formula simplification. DAG size of input: 35 DAG size of output: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:09:07,070 WARN L286 SmtUtils]: Spent 6.87s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)