./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/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_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66de7f8dcfecba0155136bf2ae50cf69773125ef386b1007a2b643875d1f6943 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:57:24,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:57:24,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:57:24,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:57:24,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:57:24,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:57:24,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:57:24,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:57:24,140 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:57:24,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:57:24,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:57:24,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:57:24,140 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:57:24,140 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:57:24,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:57:24,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:57:24,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:57:24,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:57:24,141 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:57:24,141 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:57:24,141 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:57:24,142 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:57:24,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:57:24,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:57:24,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:57:24,142 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:57:24,142 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:57:24,142 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:57:24,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:57:24,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:57:24,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:57:24,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:57:24,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:57:24,143 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:57:24,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:57:24,144 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_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66de7f8dcfecba0155136bf2ae50cf69773125ef386b1007a2b643875d1f6943 [2024-11-13 16:57:24,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:57:24,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:57:24,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:57:24,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:57:24,549 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:57:24,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound2.c Unable to find full path for "g++" [2024-11-13 16:57:27,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:57:27,398 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:57:27,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound2.c [2024-11-13 16:57:27,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/data/57f300b82/3c12698f7548450f93020cf3620ca4ed/FLAG8dada701e [2024-11-13 16:57:27,447 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/data/57f300b82/3c12698f7548450f93020cf3620ca4ed [2024-11-13 16:57:27,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:57:27,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:57:27,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:57:27,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:57:27,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:57:27,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15127de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27, skipping insertion in model container [2024-11-13 16:57:27,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,489 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:57:27,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:57:27,759 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:57:27,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:57:27,809 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:57:27,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27 WrapperNode [2024-11-13 16:57:27,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:57:27,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:57:27,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:57:27,813 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:57:27,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,836 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,874 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-11-13 16:57:27,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:57:27,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:57:27,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:57:27,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:57:27,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,909 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:57:27,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:57:27,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:57:27,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:57:27,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:27" (1/1) ... [2024-11-13 16:57:27,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:57:27,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:57:27,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:57:27,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbc0f5cd-f60e-45b7-9355-44d96b631a2b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:57:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:57:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:57:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:57:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:57:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:57:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:57:28,119 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:57:28,122 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:57:28,444 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-13 16:57:28,447 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:57:28,529 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:57:28,529 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:57:28,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:57:28 BoogieIcfgContainer [2024-11-13 16:57:28,530 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:57:28,531 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:57:28,531 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:57:28,546 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:57:28,546 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:57:28" (1/1) ... [2024-11-13 16:57:28,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:57:28,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:28,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2024-11-13 16:57:28,637 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2024-11-13 16:57:28,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:57:28,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:28,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:28,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:28,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:28,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2024-11-13 16:57:28,869 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2024-11-13 16:57:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:57:28,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:28,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:29,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:29,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2024-11-13 16:57:29,109 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2024-11-13 16:57:29,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:57:29,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:29,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:29,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 52 states and 57 transitions. [2024-11-13 16:57:29,462 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2024-11-13 16:57:29,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:57:29,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:29,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:29,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 53 states and 58 transitions. [2024-11-13 16:57:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions. [2024-11-13 16:57:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:57:29,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:29,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:57:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:29,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:57:29,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2024-11-13 16:57:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2024-11-13 16:57:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:57:30,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:30,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:57:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:30,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:57:30,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:31,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:31,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 64 states and 76 transitions. [2024-11-13 16:57:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 76 transitions. [2024-11-13 16:57:31,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:57:31,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:31,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:32,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:33,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2024-11-13 16:57:33,640 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2024-11-13 16:57:33,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:57:33,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:33,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:34,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2024-11-13 16:57:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2024-11-13 16:57:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:57:35,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:35,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:57:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:35,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:57:35,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:40,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:40,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 81 states and 104 transitions. [2024-11-13 16:57:40,032 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 104 transitions. [2024-11-13 16:57:40,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 16:57:40,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:40,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:57:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:40,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:57:40,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:40,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:44,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 91 states and 121 transitions. [2024-11-13 16:57:44,158 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 121 transitions. [2024-11-13 16:57:44,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 16:57:44,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:44,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:48,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 103 states and 142 transitions. [2024-11-13 16:57:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 142 transitions. [2024-11-13 16:57:48,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:57:48,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:48,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:48,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:50,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 112 states and 158 transitions. [2024-11-13 16:57:50,291 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 158 transitions. [2024-11-13 16:57:50,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:57:50,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:50,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:51,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:51,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 118 states and 169 transitions. [2024-11-13 16:57:51,675 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 169 transitions. [2024-11-13 16:57:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 16:57:51,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:51,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:51,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:53,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:53,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 127 states and 185 transitions. [2024-11-13 16:57:53,471 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 185 transitions. [2024-11-13 16:57:53,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 16:57:53,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:53,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:53,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 129 states and 188 transitions. [2024-11-13 16:57:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 188 transitions. [2024-11-13 16:57:53,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:57:53,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:53,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 135 states and 202 transitions. [2024-11-13 16:57:55,836 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 202 transitions. [2024-11-13 16:57:55,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:57:55,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:55,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:56,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 137 states and 206 transitions. [2024-11-13 16:57:56,406 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 206 transitions. [2024-11-13 16:57:56,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:57:56,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:56,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:56,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:58,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:58,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 144 states and 230 transitions. [2024-11-13 16:57:58,781 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 230 transitions. [2024-11-13 16:57:58,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:57:58,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:58,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:57:59,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 148 states and 238 transitions. [2024-11-13 16:57:59,325 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 238 transitions. [2024-11-13 16:57:59,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 16:57:59,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:59,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:59,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:58:00,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:00,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 151 states and 242 transitions. [2024-11-13 16:58:00,008 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 242 transitions. [2024-11-13 16:58:00,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:58:00,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:00,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:58:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:58:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:02,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 166 states and 270 transitions. [2024-11-13 16:58:02,966 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 270 transitions. [2024-11-13 16:58:02,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:58:02,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:02,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:58:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:58:03,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:03,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 168 states and 273 transitions. [2024-11-13 16:58:03,433 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 273 transitions. [2024-11-13 16:58:03,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:58:03,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:03,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:58:03,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:03,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:58:06,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 184 states and 304 transitions. [2024-11-13 16:58:06,804 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 304 transitions. [2024-11-13 16:58:06,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:58:06,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:06,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:58:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:06,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:58:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:07,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 185 states and 304 transitions. [2024-11-13 16:58:07,178 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 304 transitions. [2024-11-13 16:58:07,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:58:07,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:07,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:58:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:07,421 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:58:11,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:11,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 195 states and 330 transitions. [2024-11-13 16:58:11,656 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 330 transitions. [2024-11-13 16:58:11,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:58:11,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:11,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:58:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:58:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:11,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 16:58:11,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:12,455 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:58:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:16,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 204 states and 359 transitions. [2024-11-13 16:58:16,393 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 359 transitions. [2024-11-13 16:58:16,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:58:16,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:16,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:58:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:17,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:58:33,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:58:33,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 215 states and 383 transitions. [2024-11-13 16:58:33,922 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 383 transitions. [2024-11-13 16:58:33,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:58:33,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:58:33,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:58:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:58:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:58:33,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:58:33,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:58:36,368 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:59:33,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 17:00:13,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:13,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 223 states and 404 transitions. [2024-11-13 17:00:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 404 transitions. [2024-11-13 17:00:13,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 17:00:13,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:13,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:13,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:00:14,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 227 states and 408 transitions. [2024-11-13 17:00:14,222 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 408 transitions. [2024-11-13 17:00:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 17:00:14,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:14,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:14,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 17:00:24,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:24,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 235 states and 422 transitions. [2024-11-13 17:00:24,527 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 422 transitions. [2024-11-13 17:00:24,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 17:00:24,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:24,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 17:00:25,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:25,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 236 states and 425 transitions. [2024-11-13 17:00:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 425 transitions. [2024-11-13 17:00:25,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 17:00:25,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:25,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:25,757 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 17:00:30,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:30,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 238 states and 431 transitions. [2024-11-13 17:00:30,251 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 431 transitions. [2024-11-13 17:00:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 17:00:30,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:30,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:30,295 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:00:31,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:31,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 242 states and 435 transitions. [2024-11-13 17:00:31,524 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 435 transitions. [2024-11-13 17:00:31,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 17:00:31,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:31,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:00:39,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 247 states and 445 transitions. [2024-11-13 17:00:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 445 transitions. [2024-11-13 17:00:39,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 17:00:39,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:39,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:39,799 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:00:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:43,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 249 states and 448 transitions. [2024-11-13 17:00:43,599 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 448 transitions. [2024-11-13 17:00:43,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 17:00:43,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:43,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:00:45,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:45,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 250 states and 449 transitions. [2024-11-13 17:00:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 449 transitions. [2024-11-13 17:00:45,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 17:00:45,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:45,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:45,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:00:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:46,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 254 states and 453 transitions. [2024-11-13 17:00:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 453 transitions. [2024-11-13 17:00:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 17:00:46,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:46,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:00:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:00:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:46,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 17:00:46,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:01:17,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:17,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 265 states and 492 transitions. [2024-11-13 17:01:17,089 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 492 transitions. [2024-11-13 17:01:17,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 17:01:17,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:17,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:01:34,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:34,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 271 states and 506 transitions. [2024-11-13 17:01:34,882 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 506 transitions. [2024-11-13 17:01:34,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 17:01:34,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:34,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:01:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 275 states and 515 transitions. [2024-11-13 17:01:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 515 transitions. [2024-11-13 17:01:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 17:01:51,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:51,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:51,772 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:01:55,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:55,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 276 states and 518 transitions. [2024-11-13 17:01:55,259 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 518 transitions. [2024-11-13 17:01:55,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 17:01:55,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:55,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:01:58,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:58,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 277 states and 521 transitions. [2024-11-13 17:01:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 521 transitions. [2024-11-13 17:01:58,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 17:01:58,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:58,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:01:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:58,483 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:02:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 279 states and 526 transitions. [2024-11-13 17:02:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 526 transitions. [2024-11-13 17:02:11,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 17:02:11,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:11,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:02:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:02:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:19,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 283 states and 531 transitions. [2024-11-13 17:02:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 531 transitions. [2024-11-13 17:02:19,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 17:02:19,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:19,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:02:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:03:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:03:04,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 291 states and 550 transitions. [2024-11-13 17:03:04,005 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 550 transitions. [2024-11-13 17:03:04,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 17:03:04,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:03:04,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:03:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:03:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:03:04,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 17:03:04,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:03:11,242 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:04:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:04:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 298 states and 578 transitions. [2024-11-13 17:04:07,639 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 578 transitions. [2024-11-13 17:04:07,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:04:07,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:04:07,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:04:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:04:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:04:07,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 17:04:07,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:04:30,727 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:05:17,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:05:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 311 states and 612 transitions. [2024-11-13 17:05:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 612 transitions. [2024-11-13 17:05:17,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:05:17,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:05:17,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:05:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:05:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:05:17,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 17:05:17,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:05:43,814 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:06:43,995 WARN L286 SmtUtils]: Spent 9.35s on a formula simplification. DAG size of input: 67 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:07:24,477 WARN L286 SmtUtils]: Spent 15.92s on a formula simplification. DAG size of input: 44 DAG size of output: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:07:34,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 17:07:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:07:34,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 322 states and 653 transitions. [2024-11-13 17:07:34,180 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 653 transitions. [2024-11-13 17:07:34,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:07:34,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:07:34,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:07:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:07:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:07:34,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 17:07:34,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:07:52,976 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:09:26,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:09:26,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 335 states and 683 transitions. [2024-11-13 17:09:26,978 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 683 transitions. [2024-11-13 17:09:26,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:09:26,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:09:26,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:09:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:09:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:09:27,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 17:09:27,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:09:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:10:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:10:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 344 states and 701 transitions. [2024-11-13 17:10:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 701 transitions. [2024-11-13 17:10:11,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:10:11,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:10:11,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:10:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:10:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:10:11,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 17:10:11,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:10:11,617 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:10:15,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:10:15,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 345 states and 705 transitions. [2024-11-13 17:10:15,266 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 705 transitions. [2024-11-13 17:10:15,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 17:10:15,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:10:15,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:10:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:10:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:10:15,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 17:10:15,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:10:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:11:10,186 WARN L286 SmtUtils]: Spent 5.56s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:11:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:11:10,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 347 states and 717 transitions. [2024-11-13 17:11:10,388 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 717 transitions. [2024-11-13 17:11:10,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 17:11:10,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:11:10,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 17:11:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:11:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:11:10,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 17:11:10,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:12:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.