./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/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_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/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 32bit --witnessprinter.graph.data.programhash ba885d2ca843c278430bc3d4272c307ea7df8f1fbcd0da84e81382a8c1939a93 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:52,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:52,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:12:52,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:52,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:52,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:52,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:52,925 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:52,926 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:52,926 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:52,927 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:52,928 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:52,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:52,929 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:12:52,929 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:12:52,930 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:12:52,930 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:52,931 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:52,931 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:52,932 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:52,932 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:52,933 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:52,933 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:52,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:52,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:52,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:52,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:52,935 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:52,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:52,936 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_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba885d2ca843c278430bc3d4272c307ea7df8f1fbcd0da84e81382a8c1939a93 [2023-11-24 23:12:53,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:53,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:53,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:53,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:53,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:53,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i [2023-11-24 23:12:56,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:56,705 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:56,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i [2023-11-24 23:12:56,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/data/18da87772/bdd02ccff0b44f47bb0a65dade3f11fd/FLAG5dc003e5e [2023-11-24 23:12:56,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/data/18da87772/bdd02ccff0b44f47bb0a65dade3f11fd [2023-11-24 23:12:56,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:56,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:56,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:56,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:56,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:56,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:56" (1/1) ... [2023-11-24 23:12:56,763 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adceba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:56, skipping insertion in model container [2023-11-24 23:12:56,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:56" (1/1) ... [2023-11-24 23:12:56,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:57,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:57,164 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:57,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:57,274 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:57,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57 WrapperNode [2023-11-24 23:12:57,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:57,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:57,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:57,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:57,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,312 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,339 INFO L138 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-24 23:12:57,340 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:57,341 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:57,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:57,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:57,351 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,355 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:57,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:57,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:57,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:57,373 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:57,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:57,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:57,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02c59e6-a13c-4a0c-ab19-be38836f2ec9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:57,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:12:57,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:12:57,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:57,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:57,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:57,618 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:57,620 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:57,873 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:57,952 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:57,952 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:12:57,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:57 BoogieIcfgContainer [2023-11-24 23:12:57,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:57,955 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:57,955 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:57,966 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:57,966 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:57" (1/1) ... [2023-11-24 23:12:57,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:58,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2023-11-24 23:12:58,030 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-24 23:12:58,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:12:58,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:58,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:58,393 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 23:12:58,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:58,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2023-11-24 23:12:58,464 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2023-11-24 23:12:58,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:12:58,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:58,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:58,824 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 23:12:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:59,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-24 23:12:59,132 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-24 23:12:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:12:59,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:59,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:59,222 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 23:12:59,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:59,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-24 23:12:59,465 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-24 23:12:59,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:12:59,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:59,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2023-11-24 23:13:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2023-11-24 23:13:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:13:00,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:00,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:01,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:01,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2023-11-24 23:13:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2023-11-24 23:13:01,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:13:01,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:01,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:01,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:02,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-24 23:13:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-24 23:13:02,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:02,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2023-11-24 23:13:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2023-11-24 23:13:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:02,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,640 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 23:13:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-24 23:13:04,290 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-24 23:13:04,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:04,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,334 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 23:13:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2023-11-24 23:13:04,725 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2023-11-24 23:13:04,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:13:04,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:08,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:08,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2023-11-24 23:13:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2023-11-24 23:13:08,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:13:08,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:08,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:09,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2023-11-24 23:13:10,279 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2023-11-24 23:13:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:10,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:10,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:10,844 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:13,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2023-11-24 23:13:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2023-11-24 23:13:13,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:13,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:13,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2023-11-24 23:13:13,249 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2023-11-24 23:13:13,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:13,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:14,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2023-11-24 23:13:14,199 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2023-11-24 23:13:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:13:14,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:14,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2023-11-24 23:13:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2023-11-24 23:13:14,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:13:14,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2023-11-24 23:13:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2023-11-24 23:13:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:13:15,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:15,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,105 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:15,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2023-11-24 23:13:15,126 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2023-11-24 23:13:15,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:13:15,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:15,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:16,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2023-11-24 23:13:16,431 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2023-11-24 23:13:16,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:16,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:16,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2023-11-24 23:13:16,484 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2023-11-24 23:13:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:16,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:16,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2023-11-24 23:13:16,540 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2023-11-24 23:13:16,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:16,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,561 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:16,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2023-11-24 23:13:16,580 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2023-11-24 23:13:16,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:16,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:22,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:22,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 51 states and 86 transitions. [2023-11-24 23:13:22,028 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 86 transitions. [2023-11-24 23:13:22,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:13:22,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:22,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:22,062 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:22,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2023-11-24 23:13:22,082 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2023-11-24 23:13:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:13:22,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:22,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:22,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:22,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2023-11-24 23:13:22,150 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2023-11-24 23:13:22,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:13:22,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:22,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:22,252 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:24,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 94 transitions. [2023-11-24 23:13:24,164 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 94 transitions. [2023-11-24 23:13:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:13:24,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:24,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:25,433 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:31,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:31,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 63 states and 114 transitions. [2023-11-24 23:13:31,269 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 114 transitions. [2023-11-24 23:13:31,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:13:31,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:31,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:33,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 65 states and 119 transitions. [2023-11-24 23:13:33,025 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 119 transitions. [2023-11-24 23:13:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:13:33,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:33,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:34,084 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 70 states and 126 transitions. [2023-11-24 23:13:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 126 transitions. [2023-11-24 23:13:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:13:36,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:36,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:37,234 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:38,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 71 states and 127 transitions. [2023-11-24 23:13:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 127 transitions. [2023-11-24 23:13:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:13:38,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:38,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:41,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:41,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 72 states and 128 transitions. [2023-11-24 23:13:41,361 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 128 transitions. [2023-11-24 23:13:41,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:13:41,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:41,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:41,495 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 76 states and 131 transitions. [2023-11-24 23:13:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 131 transitions. [2023-11-24 23:13:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:13:41,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:41,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:42,024 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:42,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:42,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 80 states and 134 transitions. [2023-11-24 23:13:42,073 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 134 transitions. [2023-11-24 23:13:42,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:13:42,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:42,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:42,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:42,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 84 states and 137 transitions. [2023-11-24 23:13:42,753 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 137 transitions. [2023-11-24 23:13:42,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:13:42,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:42,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:42,828 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:13:43,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:43,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 85 states and 139 transitions. [2023-11-24 23:13:43,565 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 139 transitions. [2023-11-24 23:13:43,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:13:43,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:43,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:46,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:46,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 92 states and 147 transitions. [2023-11-24 23:13:46,165 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2023-11-24 23:13:46,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:13:46,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:46,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat