./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemchr-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemchr-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 007fc8a389a67fb47c7d326d3f1d284696dfe5de13661e77d6d1bf7cce285194 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:45:14,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:45:14,254 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 04:45:14,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:45:14,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:45:14,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:45:14,311 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:45:14,311 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:45:14,312 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:45:14,312 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:45:14,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:45:14,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:45:14,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:45:14,312 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 04:45:14,313 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 04:45:14,313 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 04:45:14,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:45:14,313 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:45:14,313 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:45:14,313 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:45:14,313 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:45:14,313 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:45:14,314 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:45:14,314 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:45:14,314 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:45:14,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:45:14,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:45:14,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:45:14,315 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:45:14,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:45:14,315 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_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 007fc8a389a67fb47c7d326d3f1d284696dfe5de13661e77d6d1bf7cce285194 [2024-11-25 04:45:14,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:45:14,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:45:14,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:45:14,735 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:45:14,738 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:45:14,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/array-memsafety/openbsd_cmemchr-alloca-2.i [2024-11-25 04:45:18,494 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/data/e45cbd3c4/f7916a684bd24838a81f03f2bd5f4872/FLAG465963f42 [2024-11-25 04:45:18,925 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:45:18,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/sv-benchmarks/c/array-memsafety/openbsd_cmemchr-alloca-2.i [2024-11-25 04:45:18,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/data/e45cbd3c4/f7916a684bd24838a81f03f2bd5f4872/FLAG465963f42 [2024-11-25 04:45:18,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/data/e45cbd3c4/f7916a684bd24838a81f03f2bd5f4872 [2024-11-25 04:45:18,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:45:18,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:45:18,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:45:18,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:45:18,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:45:18,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:45:18" (1/1) ... [2024-11-25 04:45:18,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c2607e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:18, skipping insertion in model container [2024-11-25 04:45:18,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:45:18" (1/1) ... [2024-11-25 04:45:19,018 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:45:19,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:45:19,412 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:45:19,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:45:19,505 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:45:19,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19 WrapperNode [2024-11-25 04:45:19,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:45:19,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:45:19,509 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:45:19,509 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:45:19,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,571 INFO L138 Inliner]: procedures = 117, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-11-25 04:45:19,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:45:19,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:45:19,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:45:19,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:45:19,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,600 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,606 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,615 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:45:19,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:45:19,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:45:19,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:45:19,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:19" (1/1) ... [2024-11-25 04:45:19,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:45:19,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:45:19,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:45:19,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a13831c-5d5a-4da0-9f85-c3c5fcfdeb0b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:45:19,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:45:19,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:45:19,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:45:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:45:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:45:19,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:45:19,866 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:45:19,869 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:45:20,163 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-25 04:45:20,164 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:45:20,274 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:45:20,275 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:45:20,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:45:20 BoogieIcfgContainer [2024-11-25 04:45:20,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:45:20,277 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:45:20,277 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:45:20,291 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:45:20,292 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:45:20" (1/1) ... [2024-11-25 04:45:20,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:45:20,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:20,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-25 04:45:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-25 04:45:20,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:45:20,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:20,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:20,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:20,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:20,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-25 04:45:20,772 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-25 04:45:20,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:45:20,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:20,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:21,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:21,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-25 04:45:21,635 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-25 04:45:21,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:45:21,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:21,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:22,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:23,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:23,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-25 04:45:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-25 04:45:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:45:23,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:23,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:23,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:23,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:23,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-25 04:45:23,900 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-25 04:45:23,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:45:23,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:23,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:24,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-25 04:45:24,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-25 04:45:24,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:45:24,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:24,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:25,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:26,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:26,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-25 04:45:26,542 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-25 04:45:26,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:45:26,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:26,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:27,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:29,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:29,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-25 04:45:29,074 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-25 04:45:29,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 04:45:29,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:29,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:29,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:45:31,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-25 04:45:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-25 04:45:31,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:45:31,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:31,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:45:31,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2024-11-25 04:45:31,996 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2024-11-25 04:45:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:45:31,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:31,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:32,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:45:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:32,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2024-11-25 04:45:32,904 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2024-11-25 04:45:32,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:45:32,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:32,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:33,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:45:34,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:34,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2024-11-25 04:45:34,147 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-11-25 04:45:34,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:45:34,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:34,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:38,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:38,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2024-11-25 04:45:38,869 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2024-11-25 04:45:38,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:45:38,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:38,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:40,515 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:46,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-11-25 04:45:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-25 04:45:46,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:45:46,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:46,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:45:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-25 04:45:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-25 04:45:47,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 04:45:47,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:47,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:47,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:45:48,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:48,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2024-11-25 04:45:48,102 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2024-11-25 04:45:48,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:45:48,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:48,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:48,190 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:45:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:49,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2024-11-25 04:45:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2024-11-25 04:45:49,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:45:49,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:49,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:49,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 04:45:50,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:50,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 46 states and 67 transitions. [2024-11-25 04:45:50,119 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2024-11-25 04:45:50,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 04:45:50,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:50,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:51,063 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:45:57,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:57,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2024-11-25 04:45:57,990 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-11-25 04:45:57,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:45:57,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:57,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:45:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:46:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:46:10,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2024-11-25 04:46:10,617 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2024-11-25 04:46:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 04:46:10,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:46:10,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:46:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:46:20,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:46:20,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2024-11-25 04:46:20,979 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2024-11-25 04:46:20,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:46:20,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:46:20,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:46:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:23,973 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:46:36,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:46:36,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 76 states and 118 transitions. [2024-11-25 04:46:36,732 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 118 transitions. [2024-11-25 04:46:36,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 04:46:36,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:46:36,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:46:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:38,414 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 8 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:46:49,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:46:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 85 states and 133 transitions. [2024-11-25 04:46:49,413 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 133 transitions. [2024-11-25 04:46:49,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:46:49,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:46:49,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:46:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:46:54,512 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:47:14,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:47:14,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2024-11-25 04:47:14,486 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2024-11-25 04:47:14,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-25 04:47:14,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:47:14,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:47:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:47:17,012 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 10 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:47:32,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:47:32,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions. [2024-11-25 04:47:32,744 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2024-11-25 04:47:32,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:47:32,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:47:32,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:47:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:47:38,056 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 20 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:47:56,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:47:56,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 107 states and 170 transitions. [2024-11-25 04:47:56,482 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2024-11-25 04:47:56,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 04:47:56,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:47:56,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:47:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:47:58,795 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 12 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:48:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:48:13,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 116 states and 185 transitions. [2024-11-25 04:48:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2024-11-25 04:48:13,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:48:13,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:48:13,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:48:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:48:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 30 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:48:39,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:48:39,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 122 states and 195 transitions. [2024-11-25 04:48:39,212 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 195 transitions. [2024-11-25 04:48:39,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 04:48:39,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:48:39,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:48:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:48:41,074 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 14 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:48:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:48:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 131 states and 210 transitions. [2024-11-25 04:48:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 210 transitions. [2024-11-25 04:48:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:48:57,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:48:57,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:48:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:49:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 42 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:49:27,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:49:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 137 states and 220 transitions. [2024-11-25 04:49:27,853 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 220 transitions. [2024-11-25 04:49:27,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:49:27,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:49:27,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:49:27,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:49:30,065 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 16 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:49:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:49:47,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 146 states and 235 transitions. [2024-11-25 04:49:47,044 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 235 transitions. [2024-11-25 04:49:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 04:49:47,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:49:47,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:49:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:49:54,534 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 56 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:50:20,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:50:20,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 152 states and 245 transitions. [2024-11-25 04:50:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 245 transitions. [2024-11-25 04:50:20,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-25 04:50:20,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:50:20,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:50:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:50:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 18 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:50:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:50:43,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 161 states and 260 transitions. [2024-11-25 04:50:43,434 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 260 transitions. [2024-11-25 04:50:43,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 04:50:43,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:50:43,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:50:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:50:54,031 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 72 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:51:25,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:51:25,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 167 states and 270 transitions. [2024-11-25 04:51:25,964 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 270 transitions. [2024-11-25 04:51:25,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-25 04:51:25,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:51:25,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:51:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:51:28,845 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 20 proven. 280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:51:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:51:50,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 176 states and 285 transitions. [2024-11-25 04:51:50,523 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 285 transitions. [2024-11-25 04:51:50,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 04:51:50,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:51:50,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:51:50,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:52:01,174 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 90 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:52:35,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:52:35,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 182 states and 295 transitions. [2024-11-25 04:52:35,263 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 295 transitions. [2024-11-25 04:52:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-25 04:52:35,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:52:35,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:52:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:52:38,384 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 22 proven. 341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:53:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:53:02,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 191 states and 310 transitions. [2024-11-25 04:53:02,414 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 310 transitions. [2024-11-25 04:53:02,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 04:53:02,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:53:02,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:53:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:53:14,839 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 110 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:53:53,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:53:53,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 197 states and 320 transitions. [2024-11-25 04:53:53,667 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 320 transitions. [2024-11-25 04:53:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 04:53:53,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:53:53,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:53:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:53:56,888 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 24 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:54:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:54:23,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 206 states and 335 transitions. [2024-11-25 04:54:23,512 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 335 transitions. [2024-11-25 04:54:23,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 04:54:23,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:54:23,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:54:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:54:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 132 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:55:22,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:55:22,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 212 states and 345 transitions. [2024-11-25 04:55:22,144 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 345 transitions. [2024-11-25 04:55:22,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 04:55:22,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:55:22,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:55:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:55:25,717 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 26 proven. 481 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:55:55,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:55:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 221 states and 360 transitions. [2024-11-25 04:55:55,096 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 360 transitions. [2024-11-25 04:55:55,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 04:55:55,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:55:55,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:55:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:56:14,506 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 156 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:57:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:57:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 227 states and 370 transitions. [2024-11-25 04:57:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 370 transitions. [2024-11-25 04:57:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 04:57:06,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:57:06,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:57:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:57:10,149 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 28 proven. 560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:57:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:57:42,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 236 states and 385 transitions. [2024-11-25 04:57:42,528 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 385 transitions. [2024-11-25 04:57:42,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-25 04:57:42,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:57:42,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:57:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:01,018 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 182 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:58:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:58:54,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 242 states and 395 transitions. [2024-11-25 04:58:54,959 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 395 transitions. [2024-11-25 04:58:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 04:58:54,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:58:54,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:58:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:58:59,114 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 30 proven. 645 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.