./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/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_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/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_b5448e6e-6f24-4539-8778-e934dbc13011/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 91a1582c95113cfba0e714447513a3bab5b2cf717d4617c1de8d26d5cf0d5e1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:54:41,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:54:42,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:54:42,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:54:42,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:54:42,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:54:42,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:54:42,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:54:42,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:54:42,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:54:42,115 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:54:42,115 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:54:42,115 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:54:42,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:54:42,115 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:54:42,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:54:42,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:54:42,116 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:54:42,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:54:42,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:54:42,116 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:54:42,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:54:42,116 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:54:42,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:54:42,117 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:54:42,117 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:54:42,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:54:42,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:42,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:54:42,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:54:42,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:54:42,117 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:54:42,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:54:42,118 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_b5448e6e-6f24-4539-8778-e934dbc13011/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 -> 91a1582c95113cfba0e714447513a3bab5b2cf717d4617c1de8d26d5cf0d5e1d [2024-11-13 21:54:42,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:54:42,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:54:42,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:54:42,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:54:42,427 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:54:42,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label13.c Unable to find full path for "g++" [2024-11-13 21:54:44,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:54:44,764 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:54:44,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2024-11-13 21:54:44,781 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/data/14b5a6cab/710d7040a5214039b6f330b21bb9e331/FLAGb3e6ea023 [2024-11-13 21:54:44,977 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/data/14b5a6cab/710d7040a5214039b6f330b21bb9e331 [2024-11-13 21:54:44,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:54:44,982 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:54:44,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:44,983 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:54:44,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:54:44,988 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:44" (1/1) ... [2024-11-13 21:54:44,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@290d9a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:44, skipping insertion in model container [2024-11-13 21:54:44,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:44" (1/1) ... [2024-11-13 21:54:45,028 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:54:45,217 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_b5448e6e-6f24-4539-8778-e934dbc13011/sv-benchmarks/c/eca-rers2012/Problem14_label13.c[2689,2702] [2024-11-13 21:54:45,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:45,430 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:54:45,448 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_b5448e6e-6f24-4539-8778-e934dbc13011/sv-benchmarks/c/eca-rers2012/Problem14_label13.c[2689,2702] [2024-11-13 21:54:45,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:45,600 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:54:45,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45 WrapperNode [2024-11-13 21:54:45,601 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:45,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:45,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:54:45,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:54:45,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,714 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 21:54:45,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:45,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:54:45,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:54:45,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:54:45,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:54:45,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:54:45,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:54:45,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:54:45,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:45" (1/1) ... [2024-11-13 21:54:45,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:45,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:54:45,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:54:45,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5448e6e-6f24-4539-8778-e934dbc13011/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:54:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:54:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:54:45,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:54:45,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:54:45,976 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:54:45,978 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:54:47,581 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 21:54:47,582 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:54:52,784 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:54:52,785 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:54:52,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:52 BoogieIcfgContainer [2024-11-13 21:54:52,785 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:54:52,786 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:54:52,786 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:54:52,796 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:54:52,796 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:52" (1/1) ... [2024-11-13 21:54:52,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:54:52,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:52,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 21:54:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 21:54:52,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:54:52,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:52,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:53,120 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 21:54:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:53,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-13 21:54:53,259 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-13 21:54:53,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:54:53,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:53,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:17,045 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 21:55:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-13 21:55:17,383 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-13 21:55:17,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:55:17,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:17,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-11-13 21:56:00,216 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-11-13 21:56:00,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:56:00,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:00,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:30,676 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:56:31,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2024-11-13 21:56:31,096 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2024-11-13 21:56:31,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:56:31,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:31,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:56:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:37,780 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:57:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 41 states and 84 transitions. [2024-11-13 21:57:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 84 transitions. [2024-11-13 21:57:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:57:39,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:39,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:58:46,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 49 states and 117 transitions. [2024-11-13 21:58:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 117 transitions. [2024-11-13 21:58:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:58:46,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:46,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:59:53,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 53 states and 131 transitions. [2024-11-13 21:59:53,434 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 131 transitions. [2024-11-13 21:59:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:59:53,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:53,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:11,782 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:01:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 60 states and 150 transitions. [2024-11-13 22:01:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 150 transitions. [2024-11-13 22:01:13,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:01:13,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:13,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:03:42,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:42,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 71 states and 174 transitions. [2024-11-13 22:03:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 174 transitions. [2024-11-13 22:03:42,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:03:42,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:42,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:05:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 80 states and 201 transitions. [2024-11-13 22:05:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 201 transitions. [2024-11-13 22:05:45,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:05:45,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:45,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:05:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:48,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:07:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 90 states and 232 transitions. [2024-11-13 22:07:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 232 transitions. [2024-11-13 22:07:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:07:50,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:50,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat