./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-shared-sll.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/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_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-shared-sll.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/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_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/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 2fa49e67cf70129223df227686710f59267eaca2c9c0899d0fe3cafabfccfe68 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:33,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:33,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-24 22:12:33,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:33,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:33,328 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:33,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:33,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:33,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:33,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:33,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:33,338 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:12:33,339 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:12:33,340 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:12:33,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:33,341 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:33,342 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:33,342 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:33,343 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:33,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:33,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:33,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:33,346 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:33,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:33,348 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:33,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:33,349 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_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa49e67cf70129223df227686710f59267eaca2c9c0899d0fe3cafabfccfe68 [2023-11-24 22:12:33,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:33,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:33,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:33,697 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:33,697 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:33,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/memsafety-broom/sll-shared-sll.i [2023-11-24 22:12:37,016 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:37,355 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:37,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/sv-benchmarks/c/memsafety-broom/sll-shared-sll.i [2023-11-24 22:12:37,389 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/data/bd6541572/8e0581b239574312a25c9ee3b0f956e6/FLAG5c61be717 [2023-11-24 22:12:37,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/data/bd6541572/8e0581b239574312a25c9ee3b0f956e6 [2023-11-24 22:12:37,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:37,413 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:37,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:37,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:37,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:37,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:37,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c8c3a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37, skipping insertion in model container [2023-11-24 22:12:37,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:37,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:37,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:37,859 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:37,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:37,968 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:37,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37 WrapperNode [2023-11-24 22:12:37,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:37,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:37,971 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:37,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:37,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,038 INFO L138 Inliner]: procedures = 121, calls = 29, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 124 [2023-11-24 22:12:38,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:38,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:38,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:38,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:38,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,073 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,076 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:38,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:38,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:38,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:38,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:38,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:38,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:38,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:38,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f2fbbd9-5311-40fc-98da-ed89d1c645c5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:38,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:12:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:12:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:12:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:38,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:38,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:38,337 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:38,341 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:38,831 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:38,938 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:38,938 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 22:12:38,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:38 BoogieIcfgContainer [2023-11-24 22:12:38,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:38,941 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:38,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:38,954 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:38,954 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:38" (1/1) ... [2023-11-24 22:12:38,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:39,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2023-11-24 22:12:39,046 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2023-11-24 22:12:39,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:12:39,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,270 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 22:12:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2023-11-24 22:12:39,318 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2023-11-24 22:12:39,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:12:39,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,406 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 22:12:39,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 75 states and 82 transitions. [2023-11-24 22:12:39,483 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 82 transitions. [2023-11-24 22:12:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:39,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,518 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 22:12:39,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 74 states and 81 transitions. [2023-11-24 22:12:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 81 transitions. [2023-11-24 22:12:39,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:39,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,643 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 22:12:39,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2023-11-24 22:12:39,665 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2023-11-24 22:12:39,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:12:39,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,735 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 22:12:39,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 72 states and 79 transitions. [2023-11-24 22:12:39,772 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2023-11-24 22:12:39,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:12:39,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,950 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 22:12:40,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 71 states and 78 transitions. [2023-11-24 22:12:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 78 transitions. [2023-11-24 22:12:40,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:40,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:40,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:40,143 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 22:12:40,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:40,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2023-11-24 22:12:40,159 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2023-11-24 22:12:40,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:40,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:40,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:40,293 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 22:12:40,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:40,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2023-11-24 22:12:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2023-11-24 22:12:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:40,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:40,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:40,523 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 22:12:40,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2023-11-24 22:12:40,772 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2023-11-24 22:12:40,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:40,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:40,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:40,959 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 22:12:41,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 77 states and 87 transitions. [2023-11-24 22:12:41,366 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2023-11-24 22:12:41,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:41,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:41,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:41,514 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 22:12:41,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:41,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2023-11-24 22:12:41,951 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-11-24 22:12:41,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:41,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:41,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:42,249 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 22:12:43,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 85 states and 105 transitions. [2023-11-24 22:12:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 105 transitions. [2023-11-24 22:12:43,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:12:43,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:43,329 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 22:12:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2023-11-24 22:12:43,369 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2023-11-24 22:12:43,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:12:43,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:43,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 85 states and 109 transitions. [2023-11-24 22:12:43,732 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 109 transitions. [2023-11-24 22:12:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:12:43,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:43,789 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 22:12:43,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 84 states and 107 transitions. [2023-11-24 22:12:43,809 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 107 transitions. [2023-11-24 22:12:43,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:12:43,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:43,938 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 22:12:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 83 states and 106 transitions. [2023-11-24 22:12:43,959 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 106 transitions. [2023-11-24 22:12:43,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:12:43,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:44,016 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 22:12:44,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:44,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 82 states and 105 transitions. [2023-11-24 22:12:44,036 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2023-11-24 22:12:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:12:44,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:44,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:44,107 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 22:12:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:44,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 81 states and 104 transitions. [2023-11-24 22:12:44,125 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 104 transitions. [2023-11-24 22:12:44,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:44,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:44,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:44,343 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 22:12:45,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 90 states and 124 transitions. [2023-11-24 22:12:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2023-11-24 22:12:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:45,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:45,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:45,807 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 22:12:47,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:47,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 99 states and 146 transitions. [2023-11-24 22:12:47,679 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2023-11-24 22:12:47,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:47,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:47,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:47,867 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 22:12:48,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:48,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 104 states and 156 transitions. [2023-11-24 22:12:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2023-11-24 22:12:48,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:48,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:48,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:48,887 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 22:12:49,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:49,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 109 states and 166 transitions. [2023-11-24 22:12:49,851 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 166 transitions. [2023-11-24 22:12:49,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:49,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:49,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:50,529 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 22:12:52,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 109 states and 164 transitions. [2023-11-24 22:12:52,236 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 164 transitions. [2023-11-24 22:12:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:52,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:52,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:52,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 112 states and 168 transitions. [2023-11-24 22:12:54,200 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 168 transitions. [2023-11-24 22:12:54,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:54,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:54,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,574 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 22:12:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:56,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 87 states and 118 transitions. [2023-11-24 22:12:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2023-11-24 22:12:56,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:12:56,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:56,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:56,921 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 22:13:00,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 95 states and 134 transitions. [2023-11-24 22:13:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2023-11-24 22:13:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:13:00,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:00,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:00,848 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 22:13:00,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:00,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 94 states and 133 transitions. [2023-11-24 22:13:00,865 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2023-11-24 22:13:00,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:13:00,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:00,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:01,053 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 22:13:01,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 95 states and 135 transitions. [2023-11-24 22:13:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2023-11-24 22:13:01,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:13:01,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:01,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:03,330 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 22:13:10,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:10,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 105 states and 156 transitions. [2023-11-24 22:13:10,663 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 156 transitions. [2023-11-24 22:13:10,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:13:10,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:10,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:11,254 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 22:13:11,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 106 states and 158 transitions. [2023-11-24 22:13:11,874 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 158 transitions. [2023-11-24 22:13:11,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:13:11,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:11,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,469 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 22:13:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 108 states and 162 transitions. [2023-11-24 22:13:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 162 transitions. [2023-11-24 22:13:14,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:13:14,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:15,172 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 22:13:17,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:17,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 110 states and 166 transitions. [2023-11-24 22:13:17,903 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 166 transitions. [2023-11-24 22:13:17,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:13:17,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:17,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:18,325 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 22:13:20,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:20,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 115 states and 179 transitions. [2023-11-24 22:13:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 179 transitions. [2023-11-24 22:13:20,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:13:20,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:20,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:21,723 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 22:13:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 120 states and 196 transitions. [2023-11-24 22:13:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 196 transitions. [2023-11-24 22:13:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:13:25,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:25,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:25,404 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 22:13:26,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:26,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 121 states and 197 transitions. [2023-11-24 22:13:26,220 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 197 transitions. [2023-11-24 22:13:26,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:13:26,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:26,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:26,339 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 22:13:27,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:27,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 122 states and 199 transitions. [2023-11-24 22:13:27,142 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 199 transitions. [2023-11-24 22:13:27,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:13:27,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:27,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:27,201 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 22:13:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:27,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 123 states and 200 transitions. [2023-11-24 22:13:27,951 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 200 transitions. [2023-11-24 22:13:27,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:13:27,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:27,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.