./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/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_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c4c876bf3d38b01f54a088b76131bc8275dc44ae3ac622f7c3187fe3c7bf156 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:19,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:19,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:19,950 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:19,950 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:19,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:19,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:19,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:19,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:19,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:19,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:19,991 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:19,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:19,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:19,992 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:19,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:19,995 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:19,995 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:19,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:19,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:19,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:19,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:19,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:19,996 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:19,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:19,996 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_c2cb82ae-998c-43ed-9212-c586e47b37b2/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4c876bf3d38b01f54a088b76131bc8275dc44ae3ac622f7c3187fe3c7bf156 [2024-11-13 20:17:20,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:20,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:20,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:20,439 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:20,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:20,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c Unable to find full path for "g++" [2024-11-13 20:17:22,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:22,964 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:22,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c [2024-11-13 20:17:22,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/data/98886320a/e855e833bd214c52a9e4571c107916e5/FLAGf67b40893 [2024-11-13 20:17:23,024 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/data/98886320a/e855e833bd214c52a9e4571c107916e5 [2024-11-13 20:17:23,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:23,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:23,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:23,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:23,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:23,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a5849c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23, skipping insertion in model container [2024-11-13 20:17:23,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,091 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:23,258 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c[524,537] [2024-11-13 20:17:23,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:23,294 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:23,305 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c[524,537] [2024-11-13 20:17:23,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:23,331 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:23,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23 WrapperNode [2024-11-13 20:17:23,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:23,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:23,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:23,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:23,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,366 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2024-11-13 20:17:23,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:23,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:23,367 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:23,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:23,376 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,378 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,378 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,392 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,393 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:23,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:23,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:23,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:23,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:23,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:23,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:23,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2cb82ae-998c-43ed-9212-c586e47b37b2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:17:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:17:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:23,531 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:23,534 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:23,687 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:23,688 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:23,723 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:23,723 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:17:23,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:23 BoogieIcfgContainer [2024-11-13 20:17:23,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:23,725 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:23,725 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:23,737 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:23,738 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:23,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 20:17:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 20:17:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:17:23,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:23,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:24,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:17:24,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:24,548 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:17:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:25,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-11-13 20:17:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-13 20:17:25,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:17:25,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:25,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:25,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:17:25,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:25,747 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:27,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:17:29,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:17:29,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:29,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-13 20:17:29,751 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-13 20:17:29,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:17:29,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:29,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:32,073 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:36,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:17:37,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:37,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2024-11-13 20:17:37,252 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-11-13 20:17:37,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:17:37,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:37,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:37,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 20:17:37,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:05,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-13 20:18:05,056 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 20:18:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:05,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:05,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:05,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:05,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:10,833 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:11,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-13 20:18:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 20:18:11,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:11,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:11,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:11,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:11,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-13 20:18:14,436 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 20:18:14,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:14,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:14,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:14,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:14,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:15,670 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-13 20:18:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 20:18:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:16,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:16,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:16,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:16,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:22,218 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:23,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:23,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-13 20:18:23,012 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 20:18:23,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:23,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:23,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:23,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:23,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:25,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-13 20:18:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 20:18:25,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:25,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:25,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:25,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 20:18:25,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:26,140 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:26,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-13 20:18:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-13 20:18:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:26,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:26,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:26,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:18:26,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:31,134 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:18:45,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:45,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-13 20:18:45,047 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-13 20:18:45,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:45,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:45,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:45,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:45,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:45,989 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:46,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:46,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-13 20:18:46,952 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-13 20:18:46,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:46,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:46,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:46,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:46,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:49,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-13 20:18:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-13 20:18:49,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:49,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:49,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:49,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:49,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:53,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:53,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-13 20:18:53,145 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-13 20:18:53,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:53,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:53,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:53,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:53,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:54,606 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:55,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-13 20:18:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-13 20:18:55,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:55,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:55,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:55,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:18:55,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:55,936 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:56,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:56,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-13 20:18:56,675 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-13 20:18:56,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:18:56,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:56,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:18:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:56,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 20:18:56,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:19:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-13 20:19:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-13 20:19:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:19:00,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:00,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:00,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:19:00,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:10,783 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:19:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:19:46,889 WARN L286 SmtUtils]: Spent 16.20s on a formula simplification. DAG size of input: 39 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:20:53,313 WARN L286 SmtUtils]: Spent 10.26s on a formula simplification. DAG size of input: 48 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:21:09,311 WARN L286 SmtUtils]: Spent 6.91s 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 20:21:20,724 WARN L286 SmtUtils]: Spent 6.10s on a formula simplification. DAG size of input: 49 DAG size of output: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:21:30,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:21:51,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.75s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:21:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:21:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:21:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:21:51,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:51,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:51,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 20:21:51,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:56,395 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:21:57,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:21:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:21:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:21:57,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:57,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:57,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:21:57,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:58,087 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:21:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:58,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:21:58,842 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:21:58,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:21:58,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:58,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:58,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:21:58,881 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:01,424 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:02,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:02,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:02,152 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:02,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:02,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:02,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:02,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:22:02,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:03,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:03,803 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:03,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:03,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:03,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:22:03,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:06,828 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:07,730 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:07,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:07,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:07,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:07,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 20:22:07,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:10,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:10,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:10,261 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:10,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:10,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:10,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:22:10,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:13,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:13,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:13,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:22:13,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:13,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:22:13,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:13,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:13,575 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:13,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:13,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:13,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:13,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:22:13,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:16,155 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:16,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:16,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:16,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:22:16,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:20,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:20,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:20,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:20,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 20:22:20,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:24,189 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2024-11-13 20:22:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2024-11-13 20:22:25,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:22:25,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:25,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:25,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:22:25,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:07,721 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:25:27,570 WARN L286 SmtUtils]: Spent 8.68s on a formula simplification. DAG size of input: 47 DAG size of output: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:25:51,324 WARN L286 SmtUtils]: Spent 9.27s on a formula simplification. DAG size of input: 48 DAG size of output: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:26:08,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:26:08,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:08,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2024-11-13 20:26:08,330 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2024-11-13 20:26:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:26:08,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:08,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:26:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:08,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:26:08,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:27:05,062 WARN L286 SmtUtils]: Spent 10.97s on a formula simplification. DAG size of input: 78 DAG size of output: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:27:20,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:27:20,342 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:27:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:27:20,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:20,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:27:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:27:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:20,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:27:20,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:25,834 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:27:26,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:26,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:27:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:27:26,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:27:26,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:26,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:27:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:27:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:26,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:27:26,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:27:53,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:53,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:27:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:27:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:27:53,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:53,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:27:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:27:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:53,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 20:27:53,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:28:00,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:00,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:28:00,041 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:28:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:00,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:00,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:00,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:28:00,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:10,781 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:28:12,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:12,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:28:12,694 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:28:12,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:12,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:12,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:12,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:28:12,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:21,016 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:28:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:28:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:28:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:22,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:22,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:22,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:28:22,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:32,211 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:28:34,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:34,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:28:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:28:34,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:34,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:34,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:34,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:28:34,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:28:41,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:28:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:28:41,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:41,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:41,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:41,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:28:41,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:52,268 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:28:54,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:54,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:28:54,402 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:28:54,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:54,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:54,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:54,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:28:54,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:28:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:57,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:28:57,184 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:28:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:57,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:57,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:28:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:28:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:57,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:28:57,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:29:01,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:01,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:29:01,510 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:29:01,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:29:01,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:01,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:01,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 20:29:01,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:29:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:14,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:29:14,334 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:29:14,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:29:14,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:14,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:14,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:29:14,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:21,007 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:29:22,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:22,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:29:22,731 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:29:22,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:29:22,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:22,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:22,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:29:22,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:29:26,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:26,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:29:26,546 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:29:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:29:26,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:26,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:26,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:29:26,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:29:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:29:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:29:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:29:32,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:32,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:32,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:29:32,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:29:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:37,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:29:37,300 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:29:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:29:37,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:37,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:37,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 20:29:37,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:42,828 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:29:44,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:44,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:29:44,618 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:29:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:29:44,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:44,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:44,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:29:44,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:29:48,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:48,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:29:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:29:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:29:48,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:48,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:29:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:29:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:48,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:29:48,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:04,784 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:30:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:07,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:07,351 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:07,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:07,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:07,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:30:07,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:14,259 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:30:15,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:15,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:15,726 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:15,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:15,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:15,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:15,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:30:15,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:30:22,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:22,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:22,488 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:22,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:22,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:22,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:22,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:30:22,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:23,534 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:30:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:26,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:26,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:26,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:26,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 20:30:26,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:29,172 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:30:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:31,720 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:31,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:31,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:31,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:31,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 20:30:31,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:30:35,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:35,756 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:35,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:35,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:35,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:35,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:30:35,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:41,225 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:30:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:42,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:42,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:42,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:42,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:30:42,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:44,360 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:30:45,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:45,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:45,287 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:45,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:45,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:45,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:45,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:30:45,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:53,363 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:30:54,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:54,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:30:54,616 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:30:54,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:30:54,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:54,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:54,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:30:54,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:31:08,093 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:31:10,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:31:10,310 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:31:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:31:10,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:10,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:31:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:31:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:10,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 20:31:10,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:31:20,922 WARN L286 SmtUtils]: Spent 6.51s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:31:32,094 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:31:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:31:34,465 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:31:34,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:31:34,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:34,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:31:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:31:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:34,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 20:31:34,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:31:38,552 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:31:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:39,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:31:39,336 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:31:39,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:31:39,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:39,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:31:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:31:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:39,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:31:39,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:31:47,764 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:31:49,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:49,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:31:49,008 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:31:49,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:31:49,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:49,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:31:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:31:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:49,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:31:49,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:31:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:32:00,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:32:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:32:00,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:32:00,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:00,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:00,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:32:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:00,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:32:00,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:32:12,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:12,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:32:12,058 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:32:12,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:32:12,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:12,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:32:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:12,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:32:12,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:17,439 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:32:18,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:18,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:32:18,520 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:32:18,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:32:18,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:18,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:32:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:18,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 20:32:18,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:23,800 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:32:25,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:25,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-13 20:32:25,481 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-13 20:32:25,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:32:25,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:25,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:32:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:25,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:32:25,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:35,873 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.