./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/dll-lst-shared.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/dll-lst-shared.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi --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 64bit --witnessprinter.graph.data.programhash 6f8708414d69d58e69308ef3f6436b82a3a2ac306b0f68b7007fd3139e12ef15 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:38,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:38,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-24 23:08:38,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:38,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:38,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:38,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:38,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:38,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:38,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:38,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:38,558 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:08:38,559 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:08:38,560 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:08:38,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:38,561 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:38,562 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:38,562 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:38,563 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:38,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:38,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:38,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:38,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:38,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:38,566 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:38,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:38,567 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_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f8708414d69d58e69308ef3f6436b82a3a2ac306b0f68b7007fd3139e12ef15 [2023-11-24 23:08:38,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:38,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:38,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:38,899 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:38,899 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:38,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/memsafety-broom/dll-lst-shared.i [2023-11-24 23:08:41,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:42,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:42,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/sv-benchmarks/c/memsafety-broom/dll-lst-shared.i [2023-11-24 23:08:42,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/data/8f0489e48/5d196866c2154428b1d91ffd3057688b/FLAG564337359 [2023-11-24 23:08:42,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/data/8f0489e48/5d196866c2154428b1d91ffd3057688b [2023-11-24 23:08:42,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:42,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:42,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:42,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:42,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:42,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,338 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c86ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42, skipping insertion in model container [2023-11-24 23:08:42,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:42,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:42,760 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:42,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:42,832 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:42,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42 WrapperNode [2023-11-24 23:08:42,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:42,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:42,835 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:42,835 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:42,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,883 INFO L138 Inliner]: procedures = 121, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 93 [2023-11-24 23:08:42,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:42,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:42,884 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:42,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:42,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,931 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:42,936 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:42,936 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:42,936 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:42,937 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:42" (1/1) ... [2023-11-24 23:08:42,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:42,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:42,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:42,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f42f52-0132-48d6-9210-d98729957273/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:08:43,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:08:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:08:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:43,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:43,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:43,178 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:43,181 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:43,646 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:43,756 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:43,757 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:08:43,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:43 BoogieIcfgContainer [2023-11-24 23:08:43,759 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:43,760 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:43,760 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:43,800 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:43,801 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:43" (1/1) ... [2023-11-24 23:08:43,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:08:43,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:43,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 70 states and 74 transitions. [2023-11-24 23:08:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2023-11-24 23:08:43,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:08:43,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:43,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:44,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 69 states and 73 transitions. [2023-11-24 23:08:44,090 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2023-11-24 23:08:44,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:08:44,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:44,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:44,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 68 states and 72 transitions. [2023-11-24 23:08:44,320 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2023-11-24 23:08:44,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:08:44,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:44,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:44,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2023-11-24 23:08:44,428 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-11-24 23:08:44,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:08:44,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:44,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:44,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 66 states and 70 transitions. [2023-11-24 23:08:44,780 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2023-11-24 23:08:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:08:44,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:44,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:44,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 65 states and 69 transitions. [2023-11-24 23:08:44,940 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2023-11-24 23:08:44,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:08:44,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:45,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:45,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 64 states and 68 transitions. [2023-11-24 23:08:45,204 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2023-11-24 23:08:45,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:08:45,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:45,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:45,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:45,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 63 states and 67 transitions. [2023-11-24 23:08:45,689 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 67 transitions. [2023-11-24 23:08:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:08:45,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:45,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:46,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 62 states and 66 transitions. [2023-11-24 23:08:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2023-11-24 23:08:46,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:08:46,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:46,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:46,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:46,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2023-11-24 23:08:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2023-11-24 23:08:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:08:46,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:46,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:46,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:46,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-24 23:08:46,544 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-24 23:08:46,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:08:46,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:46,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:46,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-24 23:08:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-24 23:08:46,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:08:46,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:46,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:46,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:46,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:46,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-11-24 23:08:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-11-24 23:08:46,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:08:46,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:46,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:46,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:47,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2023-11-24 23:08:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2023-11-24 23:08:47,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:08:47,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:47,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 68 states and 78 transitions. [2023-11-24 23:08:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2023-11-24 23:08:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:08:49,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:49,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:49,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:49,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 73 states and 88 transitions. [2023-11-24 23:08:49,781 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-11-24 23:08:49,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:08:49,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:49,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:50,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 78 states and 98 transitions. [2023-11-24 23:08:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2023-11-24 23:08:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:08:51,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:51,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:54,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:54,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 82 states and 107 transitions. [2023-11-24 23:08:54,043 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 107 transitions. [2023-11-24 23:08:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:08:54,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:54,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:54,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:55,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2023-11-24 23:08:55,107 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2023-11-24 23:08:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:08:55,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:55,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:58,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:58,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 91 states and 130 transitions. [2023-11-24 23:08:58,252 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 130 transitions. [2023-11-24 23:08:58,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:08:58,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:58,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:58,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:58,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:58,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 90 states and 129 transitions. [2023-11-24 23:08:58,306 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2023-11-24 23:08:58,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:08:58,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:58,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:58,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 91 states and 131 transitions. [2023-11-24 23:08:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 131 transitions. [2023-11-24 23:08:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:08:59,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:59,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:59,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:00,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:00,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 93 states and 135 transitions. [2023-11-24 23:09:00,674 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 135 transitions. [2023-11-24 23:09:00,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:00,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:00,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:01,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 139 transitions. [2023-11-24 23:09:02,931 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 139 transitions. [2023-11-24 23:09:02,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:02,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:02,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:03,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2023-11-24 23:09:03,466 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2023-11-24 23:09:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:03,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:04,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:04,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 95 states and 137 transitions. [2023-11-24 23:09:04,029 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-24 23:09:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:04,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:04,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:04,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:04,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:04,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 96 states and 139 transitions. [2023-11-24 23:09:04,513 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2023-11-24 23:09:04,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:04,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:04,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 98 states and 142 transitions. [2023-11-24 23:09:05,148 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 142 transitions. [2023-11-24 23:09:05,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:05,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:05,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:05,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:08,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 104 states and 163 transitions. [2023-11-24 23:09:08,424 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 163 transitions. [2023-11-24 23:09:08,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:08,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:17,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 110 states and 179 transitions. [2023-11-24 23:09:17,165 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 179 transitions. [2023-11-24 23:09:17,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:17,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:17,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:23,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 116 states and 203 transitions. [2023-11-24 23:09:23,856 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 203 transitions. [2023-11-24 23:09:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:23,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:23,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:24,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:25,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:25,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 205 transitions. [2023-11-24 23:09:25,910 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 205 transitions. [2023-11-24 23:09:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:25,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:25,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:27,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 124 states and 218 transitions. [2023-11-24 23:09:32,274 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 218 transitions. [2023-11-24 23:09:32,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:32,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.