./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i --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_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/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_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/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_8c124fca-51ae-4126-9d13-caeab813ca70/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 462bdab67ac93ddd789186f30bfdfc189629d2959c27ec219da5960b800d2042 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:19:09,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:19:09,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:19:09,657 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:19:09,661 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:19:09,709 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:19:09,710 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:19:09,710 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:19:09,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:19:09,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:19:09,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:19:09,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:19:09,712 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:19:09,712 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:19:09,712 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:19:09,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:19:09,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:19:09,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:19:09,713 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:19:09,713 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:19:09,713 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:19:09,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:19:09,713 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:19:09,714 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:19:09,714 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:19:09,714 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:19:09,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:19:09,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:09,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:19:09,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:19:09,715 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:19:09,715 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:19:09,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:19:09,715 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_8c124fca-51ae-4126-9d13-caeab813ca70/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 -> 462bdab67ac93ddd789186f30bfdfc189629d2959c27ec219da5960b800d2042 [2024-11-13 23:19:10,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:19:10,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:19:10,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:19:10,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:19:10,081 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:19:10,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i Unable to find full path for "g++" [2024-11-13 23:19:12,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:19:12,796 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:19:12,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i [2024-11-13 23:19:12,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/data/b3bb42a3b/834194224b9d412f9a0444ddf6fb2ae5/FLAG31cfcf092 [2024-11-13 23:19:12,838 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/data/b3bb42a3b/834194224b9d412f9a0444ddf6fb2ae5 [2024-11-13 23:19:12,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:19:12,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:19:12,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:12,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:19:12,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:19:12,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:12" (1/1) ... [2024-11-13 23:19:12,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9eff732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:12, skipping insertion in model container [2024-11-13 23:19:12,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:12" (1/1) ... [2024-11-13 23:19:12,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:19:13,094 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_8c124fca-51ae-4126-9d13-caeab813ca70/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i[950,963] [2024-11-13 23:19:13,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:13,136 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:19:13,153 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_8c124fca-51ae-4126-9d13-caeab813ca70/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound50.i[950,963] [2024-11-13 23:19:13,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:13,193 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:19:13,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13 WrapperNode [2024-11-13 23:19:13,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:13,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:13,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:19:13,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:19:13,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,242 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2024-11-13 23:19:13,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:13,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:19:13,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:19:13,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:19:13,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:19:13,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:19:13,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:19:13,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:19:13,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:13,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:19:13,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:19:13,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c124fca-51ae-4126-9d13-caeab813ca70/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:19:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:19:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:19:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:19:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:19:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:19:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:19:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:19:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:19:13,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:19:13,470 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:19:13,710 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 23:19:13,710 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:19:13,783 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:19:13,788 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:19:13,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:13 BoogieIcfgContainer [2024-11-13 23:19:13,789 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:19:13,789 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:19:13,791 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:19:13,805 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:19:13,805 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:13" (1/1) ... [2024-11-13 23:19:13,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:19:13,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:13,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-13 23:19:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-13 23:19:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:19:13,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:13,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:14,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:14,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-13 23:19:14,188 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 23:19:14,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:19:14,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:14,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:14,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:14,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:14,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2024-11-13 23:19:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-13 23:19:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:19:14,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:14,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:15,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:15,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 37 transitions. [2024-11-13 23:19:15,080 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 23:19:15,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:19:15,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:15,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:15,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:19:15,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:19:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 54 transitions. [2024-11-13 23:19:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-13 23:19:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:19:16,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:16,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:16,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:16,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:16,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 58 transitions. [2024-11-13 23:19:16,735 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2024-11-13 23:19:16,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:19:16,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:16,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:17,030 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:17,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:17,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 66 transitions. [2024-11-13 23:19:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-13 23:19:17,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:19:17,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:17,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:17,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:19:17,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:17,891 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:19:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:18,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 68 transitions. [2024-11-13 23:19:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-11-13 23:19:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:19:18,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:18,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:18,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:19:18,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:18,968 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:19:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 74 transitions. [2024-11-13 23:19:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2024-11-13 23:19:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:19:19,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:19,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:19,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:20,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:21,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 74 transitions. [2024-11-13 23:19:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-13 23:19:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:19:21,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:21,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:21,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:21,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 80 transitions. [2024-11-13 23:19:21,668 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2024-11-13 23:19:21,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:19:21,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:21,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:22,037 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:22,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 88 transitions. [2024-11-13 23:19:22,775 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2024-11-13 23:19:22,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:19:22,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:22,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:22,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:19:22,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:22,960 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 23:19:24,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 56 states and 96 transitions. [2024-11-13 23:19:24,113 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 96 transitions. [2024-11-13 23:19:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:24,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:24,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 103 transitions. [2024-11-13 23:19:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 103 transitions. [2024-11-13 23:19:25,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:25,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:25,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:29,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:29,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 124 transitions. [2024-11-13 23:19:29,240 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2024-11-13 23:19:29,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:29,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:29,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:30,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 67 states and 133 transitions. [2024-11-13 23:19:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2024-11-13 23:19:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:30,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:30,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:30,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:19:30,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 23:19:30,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:30,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 69 states and 135 transitions. [2024-11-13 23:19:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2024-11-13 23:19:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:30,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:30,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:30,941 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:31,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 72 states and 146 transitions. [2024-11-13 23:19:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 146 transitions. [2024-11-13 23:19:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:31,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:31,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:31,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:19:31,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:32,058 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 23:19:32,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 75 states and 152 transitions. [2024-11-13 23:19:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 152 transitions. [2024-11-13 23:19:32,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:19:32,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:32,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:33,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 23:19:33,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:35,527 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:52,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 88 states and 205 transitions. [2024-11-13 23:19:52,632 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 205 transitions. [2024-11-13 23:19:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:19:52,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:52,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:19:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:52,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:19:52,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:53,786 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:00,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:00,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 92 states and 222 transitions. [2024-11-13 23:20:00,294 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 222 transitions. [2024-11-13 23:20:00,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:20:00,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:00,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:00,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 23:20:00,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:02,381 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:06,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 95 states and 232 transitions. [2024-11-13 23:20:06,995 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 232 transitions. [2024-11-13 23:20:06,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:20:06,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:06,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:07,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 23:20:07,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 102 states and 259 transitions. [2024-11-13 23:20:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 259 transitions. [2024-11-13 23:20:20,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:20:20,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:20,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:20,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 23:20:20,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 106 states and 273 transitions. [2024-11-13 23:20:26,912 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 273 transitions. [2024-11-13 23:20:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:20:26,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:26,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:27,024 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:31,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 108 states and 280 transitions. [2024-11-13 23:20:31,217 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 280 transitions. [2024-11-13 23:20:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:20:31,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:31,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:31,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 23:20:31,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:33,016 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:20:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:37,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 111 states and 288 transitions. [2024-11-13 23:20:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 288 transitions. [2024-11-13 23:20:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:20:37,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:37,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:39,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 113 states and 303 transitions. [2024-11-13 23:20:39,230 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 303 transitions. [2024-11-13 23:20:39,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 23:20:39,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:39,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:39,868 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:20:42,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:42,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 116 states and 321 transitions. [2024-11-13 23:20:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 321 transitions. [2024-11-13 23:20:42,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 23:20:42,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:42,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:42,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:20:42,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:42,366 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-13 23:20:44,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 121 states and 329 transitions. [2024-11-13 23:20:44,906 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 329 transitions. [2024-11-13 23:20:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:20:44,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:44,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:20:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:45,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 23:20:45,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:51,723 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:21:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 125 states and 339 transitions. [2024-11-13 23:21:03,059 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 339 transitions. [2024-11-13 23:21:03,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:21:03,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:03,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:03,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:21:03,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:03,395 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:21:18,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:18,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 132 states and 362 transitions. [2024-11-13 23:21:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 362 transitions. [2024-11-13 23:21:18,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:21:18,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:18,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:18,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 23:21:18,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:19,121 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:21:30,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:30,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 138 states and 382 transitions. [2024-11-13 23:21:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 382 transitions. [2024-11-13 23:21:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:21:30,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:30,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:30,441 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:21:33,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:33,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 140 states and 389 transitions. [2024-11-13 23:21:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 389 transitions. [2024-11-13 23:21:33,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:21:33,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:33,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:33,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 23:21:33,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:21:36,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:36,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 140 states and 387 transitions. [2024-11-13 23:21:36,874 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 387 transitions. [2024-11-13 23:21:36,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:21:36,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:36,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:21:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:37,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 23:21:37,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:25,004 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 23:24:00,369 WARN L286 SmtUtils]: Spent 10.08s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:24:10,397 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 23:24:20,937 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 23:24:31,030 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 23:24:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:26:51,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.85s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:30:19,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:30:20,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:31:53,943 WARN L286 SmtUtils]: Spent 10.10s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:32:51,228 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:33:37,770 WARN L286 SmtUtils]: Spent 20.20s on a formula simplification. DAG size of input: 37 DAG size of output: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:34:02,582 WARN L286 SmtUtils]: Spent 10.26s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)