./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/prodbin-ll.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_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/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_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/prodbin-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/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_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/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 77bbfba272f7904e5efe099569a5ed86d54de3fd07a8ce9d48301467c5048e30 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:21:03,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:21:04,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:21:04,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:21:04,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:21:04,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:21:04,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:21:04,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:21:04,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:21:04,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:21:04,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:21:04,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:21:04,083 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:21:04,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:21:04,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:21:04,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:21:04,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:21:04,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:21:04,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:21:04,088 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:21:04,088 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:21:04,088 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:21:04,088 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:21:04,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:21:04,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:21:04,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:21:04,089 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:21:04,090 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:21:04,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:21:04,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:04,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:21:04,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:21:04,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:21:04,090 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:21:04,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:21:04,091 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_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/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 -> 77bbfba272f7904e5efe099569a5ed86d54de3fd07a8ce9d48301467c5048e30 [2024-11-13 22:21:04,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:21:04,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:21:04,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:21:04,454 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:21:04,454 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:21:04,456 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench/prodbin-ll.c Unable to find full path for "g++" [2024-11-13 22:21:06,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:21:06,749 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:21:06,750 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/sv-benchmarks/c/nla-digbench/prodbin-ll.c [2024-11-13 22:21:06,768 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/data/9cf32d626/78688635652a4e93b2198e63e256de43/FLAGad1eeea2d [2024-11-13 22:21:07,032 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/data/9cf32d626/78688635652a4e93b2198e63e256de43 [2024-11-13 22:21:07,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:21:07,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:21:07,037 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:07,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:21:07,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:21:07,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7064913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07, skipping insertion in model container [2024-11-13 22:21:07,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,060 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:21:07,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:07,253 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:21:07,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:07,293 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:21:07,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07 WrapperNode [2024-11-13 22:21:07,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:07,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:07,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:21:07,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:21:07,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,330 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 22:21:07,331 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:07,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:21:07,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:21:07,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:21:07,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,346 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,346 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,348 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:21:07,362 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:21:07,363 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:21:07,363 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:21:07,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:07,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:21:07,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:21:07,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5d1ed-f8ac-4cb2-9ab1-59e980f30961/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:21:07,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:21:07,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:21:07,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:21:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:21:07,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:21:07,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:21:07,513 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:21:07,514 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:21:07,747 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-13 22:21:07,747 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:21:07,790 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:21:07,790 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:21:07,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:07 BoogieIcfgContainer [2024-11-13 22:21:07,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:21:07,792 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:21:07,792 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:21:07,803 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:21:07,803 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:07" (1/1) ... [2024-11-13 22:21:07,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:21:07,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2024-11-13 22:21:07,866 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2024-11-13 22:21:07,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:21:07,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:07,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:07,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:21:07,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:08,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2024-11-13 22:21:08,165 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2024-11-13 22:21:08,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:21:08,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:08,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:08,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:21:08,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:08,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:08,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:08,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2024-11-13 22:21:08,442 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2024-11-13 22:21:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:21:08,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:08,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:08,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:08,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2024-11-13 22:21:08,986 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2024-11-13 22:21:08,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:21:08,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:08,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:10,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:10,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 52 states and 60 transitions. [2024-11-13 22:21:10,348 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2024-11-13 22:21:10,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:21:10,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:10,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:10,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:21:10,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:12,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:12,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 58 states and 70 transitions. [2024-11-13 22:21:12,043 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2024-11-13 22:21:12,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:21:12,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:12,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:12,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:21:12,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:12,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:13,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:13,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2024-11-13 22:21:13,644 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2024-11-13 22:21:13,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:21:13,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:13,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:15,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:15,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 74 states and 98 transitions. [2024-11-13 22:21:15,803 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 98 transitions. [2024-11-13 22:21:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:21:15,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:15,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:15,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:17,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 83 states and 114 transitions. [2024-11-13 22:21:17,110 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 114 transitions. [2024-11-13 22:21:17,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:21:17,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:17,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:17,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:18,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 89 states and 125 transitions. [2024-11-13 22:21:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2024-11-13 22:21:18,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:21:18,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:18,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:19,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 98 states and 141 transitions. [2024-11-13 22:21:19,405 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 141 transitions. [2024-11-13 22:21:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:21:19,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:19,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:19,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 100 states and 144 transitions. [2024-11-13 22:21:19,684 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 144 transitions. [2024-11-13 22:21:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:21:19,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:19,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:20,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:21,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 106 states and 158 transitions. [2024-11-13 22:21:21,342 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 158 transitions. [2024-11-13 22:21:21,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:21:21,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:21,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 108 states and 162 transitions. [2024-11-13 22:21:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 162 transitions. [2024-11-13 22:21:21,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:21:21,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:21,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:22,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:23,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:23,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 115 states and 184 transitions. [2024-11-13 22:21:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 184 transitions. [2024-11-13 22:21:23,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:21:23,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:23,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:23,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:23,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 119 states and 192 transitions. [2024-11-13 22:21:23,979 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 192 transitions. [2024-11-13 22:21:23,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:21:23,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:23,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:24,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:24,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:24,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 196 transitions. [2024-11-13 22:21:24,589 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 196 transitions. [2024-11-13 22:21:24,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:21:24,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:24,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:24,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:21:24,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:22:21,384 WARN L286 SmtUtils]: Spent 7.28s 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 22:22:32,802 WARN L286 SmtUtils]: Spent 7.69s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:22:35,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:23:07,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:23:10,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:23:15,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.51s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:23:25,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:23:27,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:23:27,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 128 states and 221 transitions. [2024-11-13 22:23:27,832 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 221 transitions. [2024-11-13 22:23:27,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:23:27,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:27,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:23:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:27,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:23:27,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:28,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:59,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 131 states and 229 transitions. [2024-11-13 22:23:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 229 transitions. [2024-11-13 22:23:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:23:59,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:59,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:59,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:59,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:59,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 133 states and 232 transitions. [2024-11-13 22:23:59,608 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 232 transitions. [2024-11-13 22:23:59,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:23:59,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:59,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:23:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:59,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:23:59,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:00,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:03,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 138 states and 246 transitions. [2024-11-13 22:24:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2024-11-13 22:24:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:24:03,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:03,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:24:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:03,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:24:03,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:05,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:07,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:07,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 140 states and 255 transitions. [2024-11-13 22:24:07,131 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 255 transitions. [2024-11-13 22:24:07,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:24:07,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:07,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 141 states and 255 transitions. [2024-11-13 22:24:07,476 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 255 transitions. [2024-11-13 22:24:07,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:24:07,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:07,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:07,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:24:08,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:08,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 145 states and 262 transitions. [2024-11-13 22:24:08,458 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 262 transitions. [2024-11-13 22:24:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:24:08,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:08,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:08,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:24:10,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 148 states and 268 transitions. [2024-11-13 22:24:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 268 transitions. [2024-11-13 22:24:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:24:10,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:10,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:24:11,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:11,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 150 states and 272 transitions. [2024-11-13 22:24:11,340 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 272 transitions. [2024-11-13 22:24:11,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:24:11,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:11,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:11,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:52,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:24:53,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:24:55,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:55,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 161 states and 298 transitions. [2024-11-13 22:24:55,126 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 298 transitions. [2024-11-13 22:24:55,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:24:55,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:55,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:55,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:55,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 163 states and 302 transitions. [2024-11-13 22:24:55,619 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 302 transitions. [2024-11-13 22:24:55,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:24:55,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:55,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:55,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:56,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 164 states and 303 transitions. [2024-11-13 22:24:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 303 transitions. [2024-11-13 22:24:56,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:24:56,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:56,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:56,614 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:57,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:57,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 166 states and 307 transitions. [2024-11-13 22:24:57,342 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 307 transitions. [2024-11-13 22:24:57,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:24:57,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:57,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:24:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:57,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:24:57,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:25:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:10,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 174 states and 319 transitions. [2024-11-13 22:25:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 319 transitions. [2024-11-13 22:25:10,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:25:10,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:10,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:11,316 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:25:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:56,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 186 states and 347 transitions. [2024-11-13 22:25:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 347 transitions. [2024-11-13 22:25:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:25:56,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:56,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 192 states and 361 transitions. [2024-11-13 22:26:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 361 transitions. [2024-11-13 22:26:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:26:05,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:05,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:12,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:12,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 195 states and 367 transitions. [2024-11-13 22:26:12,885 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 367 transitions. [2024-11-13 22:26:12,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:26:12,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:12,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:15,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:15,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 197 states and 371 transitions. [2024-11-13 22:26:15,612 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 371 transitions. [2024-11-13 22:26:15,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:26:15,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:15,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:15,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 22:26:15,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:19,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 200 states and 382 transitions. [2024-11-13 22:26:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 382 transitions. [2024-11-13 22:26:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:26:26,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:26,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:26,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:26:26,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:56,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:56,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 210 states and 410 transitions. [2024-11-13 22:26:56,839 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 410 transitions. [2024-11-13 22:26:56,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:26:56,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:56,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:56,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 22:26:56,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:00,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 217 states and 427 transitions. [2024-11-13 22:27:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 427 transitions. [2024-11-13 22:27:07,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:27:07,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:07,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:27:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:07,637 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 22:27:07,639 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:35,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:35,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 223 states and 442 transitions. [2024-11-13 22:27:35,529 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 442 transitions. [2024-11-13 22:27:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:27:35,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:35,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:27:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:35,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 22:27:35,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:55,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:55,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 226 states and 448 transitions. [2024-11-13 22:27:55,993 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 448 transitions. [2024-11-13 22:27:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:27:55,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:55,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:27:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:56,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:27:56,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:02,042 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:19,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:19,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 237 states and 486 transitions. [2024-11-13 22:28:19,611 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 486 transitions. [2024-11-13 22:28:19,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:28:19,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:19,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:28:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:19,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:28:19,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:20,958 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:28,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:28,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 244 states and 500 transitions. [2024-11-13 22:28:28,751 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 500 transitions. [2024-11-13 22:28:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:28:28,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:28,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:28:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:28,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:28:28,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:54,131 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:26,745 WARN L286 SmtUtils]: Spent 55.28s on a formula simplification. DAG size of input: 74 DAG size of output: 71 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:30:50,087 WARN L286 SmtUtils]: Spent 21.38s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:31:11,440 WARN L286 SmtUtils]: Spent 17.68s on a formula simplification that was a NOOP. DAG size: 68 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:32:42,509 WARN L286 SmtUtils]: Spent 8.92s on a formula simplification. DAG size of input: 42 DAG size of output: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:33:20,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:20,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 249 states and 516 transitions. [2024-11-13 22:33:20,751 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 516 transitions. [2024-11-13 22:33:20,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:33:20,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:20,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:33:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:33:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:20,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:33:20,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:01,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:34:53,367 WARN L286 SmtUtils]: Spent 11.50s on a formula simplification. DAG size of input: 79 DAG size of output: 66 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:35:21,121 WARN L286 SmtUtils]: Spent 10.90s on a formula simplification. DAG size of input: 61 DAG size of output: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)