./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/dll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-queue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL --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 c858394bc83ab2c402eb20052f936c0a6aa98b2b6b6c704be79c039778bcff97 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:15,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:15,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:00:15,998 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:16,000 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:16,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:16,038 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:16,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:16,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:16,045 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:16,046 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:16,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:16,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:16,048 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:00:16,049 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:00:16,049 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:00:16,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:16,050 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:00:16,051 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:16,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:16,052 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:16,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:16,053 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:16,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:16,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:16,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:16,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:16,056 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:16,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:16,057 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c858394bc83ab2c402eb20052f936c0a6aa98b2b6b6c704be79c039778bcff97 [2023-11-19 04:00:16,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:16,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:16,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:16,403 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:16,403 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:16,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/forester-heap/dll-queue-1.i [2023-11-19 04:00:19,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:19,723 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:19,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/sv-benchmarks/c/forester-heap/dll-queue-1.i [2023-11-19 04:00:19,742 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/data/17776eb76/93a92121f70b4a25b5b973f2f603a55c/FLAG724467d56 [2023-11-19 04:00:19,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/data/17776eb76/93a92121f70b4a25b5b973f2f603a55c [2023-11-19 04:00:19,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:19,761 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:19,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:19,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:19,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:19,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:19" (1/1) ... [2023-11-19 04:00:19,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dde21e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:19, skipping insertion in model container [2023-11-19 04:00:19,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:19" (1/1) ... [2023-11-19 04:00:19,816 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:20,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:20,138 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:20,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:20,218 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:20,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20 WrapperNode [2023-11-19 04:00:20,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:20,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:20,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:20,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:20,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,241 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,274 INFO L138 Inliner]: procedures = 119, calls = 52, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 269 [2023-11-19 04:00:20,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:20,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:20,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:20,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:20,285 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,316 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:20,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:20,325 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:20,325 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:20,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:20,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:20,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:20,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d3110c4-66ef-4a4c-9342-57fd42ed180a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:00:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:00:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:00:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:00:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:00:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:20,531 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:20,545 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:21,083 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:21,161 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:21,161 INFO L302 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-19 04:00:21,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:21 BoogieIcfgContainer [2023-11-19 04:00:21,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:21,168 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:21,168 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:21,178 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:21,179 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:21" (1/1) ... [2023-11-19 04:00:21,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:00:21,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 194 states and 261 transitions. [2023-11-19 04:00:21,246 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 261 transitions. [2023-11-19 04:00:21,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:00:21,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 193 states and 260 transitions. [2023-11-19 04:00:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 260 transitions. [2023-11-19 04:00:21,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:00:21,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 192 states and 259 transitions. [2023-11-19 04:00:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 259 transitions. [2023-11-19 04:00:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:00:21,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 191 states and 258 transitions. [2023-11-19 04:00:21,793 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 258 transitions. [2023-11-19 04:00:21,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:00:21,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 190 states and 257 transitions. [2023-11-19 04:00:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2023-11-19 04:00:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:00:21,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:21,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 189 states and 256 transitions. [2023-11-19 04:00:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 256 transitions. [2023-11-19 04:00:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:00:21,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:22,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 188 states and 255 transitions. [2023-11-19 04:00:22,202 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 255 transitions. [2023-11-19 04:00:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:00:22,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:22,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 191 states and 259 transitions. [2023-11-19 04:00:22,415 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 259 transitions. [2023-11-19 04:00:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:00:22,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:22,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 194 states and 265 transitions. [2023-11-19 04:00:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 265 transitions. [2023-11-19 04:00:22,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:00:22,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 193 states and 264 transitions. [2023-11-19 04:00:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 264 transitions. [2023-11-19 04:00:22,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:00:22,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:22,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 194 states and 266 transitions. [2023-11-19 04:00:23,300 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 266 transitions. [2023-11-19 04:00:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:00:23,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:23,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 196 states and 268 transitions. [2023-11-19 04:00:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 268 transitions. [2023-11-19 04:00:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:00:23,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:23,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:23,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:24,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:24,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 198 states and 273 transitions. [2023-11-19 04:00:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 273 transitions. [2023-11-19 04:00:24,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:00:24,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:24,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:24,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:25,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:25,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 200 states and 276 transitions. [2023-11-19 04:00:25,539 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 276 transitions. [2023-11-19 04:00:25,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:00:25,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:25,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:25,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:25,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:25,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 201 states and 278 transitions. [2023-11-19 04:00:25,797 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 278 transitions. [2023-11-19 04:00:25,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:00:25,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:25,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:25,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 203 states and 281 transitions. [2023-11-19 04:00:26,171 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 281 transitions. [2023-11-19 04:00:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:26,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:26,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 203 states and 277 transitions. [2023-11-19 04:00:26,199 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 277 transitions. [2023-11-19 04:00:26,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:26,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:26,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 208 states and 285 transitions. [2023-11-19 04:00:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 285 transitions. [2023-11-19 04:00:28,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:28,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:28,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:28,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:29,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 210 states and 290 transitions. [2023-11-19 04:00:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 290 transitions. [2023-11-19 04:00:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:00:29,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:29,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:30,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 215 states and 299 transitions. [2023-11-19 04:00:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 299 transitions. [2023-11-19 04:00:30,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:00:30,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:30,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:30,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:31,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 223 states and 316 transitions. [2023-11-19 04:00:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 316 transitions. [2023-11-19 04:00:31,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:00:31,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:31,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:31,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:32,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:32,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 231 states and 334 transitions. [2023-11-19 04:00:32,866 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 334 transitions. [2023-11-19 04:00:32,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:00:32,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:32,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 231 states and 330 transitions. [2023-11-19 04:00:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 330 transitions. [2023-11-19 04:00:32,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:00:32,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:32,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:32,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:32,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:32,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 231 states and 326 transitions. [2023-11-19 04:00:32,938 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 326 transitions. [2023-11-19 04:00:32,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:00:32,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:32,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:32,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:33,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:33,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 231 states and 325 transitions. [2023-11-19 04:00:33,126 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 325 transitions. [2023-11-19 04:00:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:00:33,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:33,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:33,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:33,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 230 states and 324 transitions. [2023-11-19 04:00:33,183 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 324 transitions. [2023-11-19 04:00:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:00:33,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:33,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:34,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 232 states and 328 transitions. [2023-11-19 04:00:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 328 transitions. [2023-11-19 04:00:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:00:34,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:34,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 233 states and 329 transitions. [2023-11-19 04:00:34,374 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 329 transitions. [2023-11-19 04:00:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:00:34,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:36,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:36,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 239 states and 340 transitions. [2023-11-19 04:00:36,691 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 340 transitions. [2023-11-19 04:00:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:00:36,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:36,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:36,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:36,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:36,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 239 states and 339 transitions. [2023-11-19 04:00:36,730 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 339 transitions. [2023-11-19 04:00:36,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:00:36,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:36,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:36,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:36,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 243 states and 347 transitions. [2023-11-19 04:00:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 347 transitions. [2023-11-19 04:00:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:00:36,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:36,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:36,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:36,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 247 states and 355 transitions. [2023-11-19 04:00:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 355 transitions. [2023-11-19 04:00:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:00:36,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:36,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:36,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:37,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:37,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 253 states and 367 transitions. [2023-11-19 04:00:37,473 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 367 transitions. [2023-11-19 04:00:37,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:00:37,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:37,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:38,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:40,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:40,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 263 states and 384 transitions. [2023-11-19 04:00:40,925 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 384 transitions. [2023-11-19 04:00:40,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:00:40,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:40,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:40,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:43,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 270 states and 396 transitions. [2023-11-19 04:00:43,560 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 396 transitions. [2023-11-19 04:00:43,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:00:43,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:43,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:43,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:43,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 271 states and 397 transitions. [2023-11-19 04:00:43,992 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 397 transitions. [2023-11-19 04:00:43,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:00:43,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:43,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:44,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:50,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 285 states and 423 transitions. [2023-11-19 04:00:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 423 transitions. [2023-11-19 04:00:50,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:00:50,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:50,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:58,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:58,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 296 states and 448 transitions. [2023-11-19 04:00:58,024 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 448 transitions. [2023-11-19 04:00:58,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:00:58,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:58,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:00:59,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:59,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 299 states and 456 transitions. [2023-11-19 04:00:59,365 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 456 transitions. [2023-11-19 04:00:59,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:00:59,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:59,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:00,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:05,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:05,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 308 states and 482 transitions. [2023-11-19 04:01:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 482 transitions. [2023-11-19 04:01:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:01:05,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:05,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:05,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 316 states and 498 transitions. [2023-11-19 04:01:10,432 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 498 transitions. [2023-11-19 04:01:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:01:10,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:10,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:11,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:11,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 317 states and 499 transitions. [2023-11-19 04:01:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 499 transitions. [2023-11-19 04:01:11,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:01:11,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:11,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat