./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-34.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_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/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_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/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_c66065ad-cf70-46b7-83f5-2f123dea76b0/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 19ddd5d3e870010456648368aac7f13027e543c029bb47d44edea54e5df0ea2e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:44:06,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:44:06,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:44:06,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:44:06,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:44:06,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:44:06,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:44:06,343 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:44:06,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:44:06,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:44:06,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:44:06,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:44:06,344 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:44:06,344 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:44:06,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:44:06,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:44:06,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:44:06,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:44:06,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:44:06,345 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:44:06,345 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:44:06,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:44:06,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:44:06,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:44:06,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:44:06,345 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:44:06,345 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:44:06,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:44:06,346 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:44:06,346 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:44:06,346 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:44:06,346 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:44:06,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:44:06,348 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_c66065ad-cf70-46b7-83f5-2f123dea76b0/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 -> 19ddd5d3e870010456648368aac7f13027e543c029bb47d44edea54e5df0ea2e [2024-11-13 22:44:06,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:44:06,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:44:06,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:44:06,720 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:44:06,720 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:44:06,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-34.i Unable to find full path for "g++" [2024-11-13 22:44:08,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:44:09,181 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:44:09,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-34.i [2024-11-13 22:44:09,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/data/be93bee7e/fa9a448bfccf4b8e99453f9f6247912e/FLAG394d0e9eb [2024-11-13 22:44:09,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/data/be93bee7e/fa9a448bfccf4b8e99453f9f6247912e [2024-11-13 22:44:09,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:44:09,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:44:09,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:44:09,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:44:09,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:44:09,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5187b5f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09, skipping insertion in model container [2024-11-13 22:44:09,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:44:09,414 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_c66065ad-cf70-46b7-83f5-2f123dea76b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-34.i[919,932] [2024-11-13 22:44:09,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:44:09,513 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:44:09,524 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_c66065ad-cf70-46b7-83f5-2f123dea76b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-34.i[919,932] [2024-11-13 22:44:09,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:44:09,582 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:44:09,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09 WrapperNode [2024-11-13 22:44:09,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:44:09,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:44:09,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:44:09,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:44:09,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,660 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2024-11-13 22:44:09,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:44:09,661 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:44:09,661 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:44:09,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:44:09,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:44:09,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:44:09,724 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:44:09,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:44:09,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:44:09" (1/1) ... [2024-11-13 22:44:09,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:44:09,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:44:09,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:44:09,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c66065ad-cf70-46b7-83f5-2f123dea76b0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:44:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:44:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:44:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:44:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:44:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:44:09,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:44:09,942 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:44:09,945 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:44:10,606 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 22:44:10,606 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:44:11,069 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:44:11,069 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:44:11,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:44:11 BoogieIcfgContainer [2024-11-13 22:44:11,070 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:44:11,071 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:44:11,071 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:44:11,083 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:44:11,083 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:44:11" (1/1) ... [2024-11-13 22:44:11,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:44:11,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:11,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2024-11-13 22:44:11,162 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2024-11-13 22:44:11,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 22:44:11,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:11,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:21,053 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-13 22:44:23,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:23,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2024-11-13 22:44:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2024-11-13 22:44:23,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 22:44:23,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:23,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 33 proven. 76 refuted. 0 times theorem prover too weak. 1484 trivial. 0 not checked. [2024-11-13 22:44:37,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:37,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 128 states and 208 transitions. [2024-11-13 22:44:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 208 transitions. [2024-11-13 22:44:37,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 22:44:37,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:37,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:44:45,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 1521 trivial. 0 not checked. [2024-11-13 22:44:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:44:48,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 147 states and 238 transitions. [2024-11-13 22:44:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 238 transitions. [2024-11-13 22:44:48,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 22:44:48,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:44:48,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 68 proven. 109 refuted. 0 times theorem prover too weak. 1416 trivial. 0 not checked. [2024-11-13 22:45:11,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:11,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 194 states and 324 transitions. [2024-11-13 22:45:11,461 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 324 transitions. [2024-11-13 22:45:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 22:45:11,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:11,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:45:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 37 proven. 140 refuted. 0 times theorem prover too weak. 1416 trivial. 0 not checked. [2024-11-13 22:45:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:28,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 187 states and 310 transitions. [2024-11-13 22:45:28,744 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2024-11-13 22:45:28,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-13 22:45:28,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:28,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:45:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:07,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3640 backedges. 79 proven. 245 refuted. 0 times theorem prover too weak. 3316 trivial. 0 not checked. [2024-11-13 22:46:22,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:22,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 255 states and 436 transitions. [2024-11-13 22:46:22,652 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 436 transitions. [2024-11-13 22:46:22,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-11-13 22:46:22,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:22,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:46:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:23,754 INFO L134 CoverageAnalysis]: Checked inductivity of 6521 backedges. 168 proven. 477 refuted. 0 times theorem prover too weak. 5876 trivial. 0 not checked. [2024-11-13 22:47:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 342 states and 605 transitions. [2024-11-13 22:47:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 605 transitions. [2024-11-13 22:47:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-11-13 22:47:56,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:56,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat