./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.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_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9 --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 8821dcf0dd649f568f6a7cfce8600f412ab79c37bc3c7c7e65db385cdb052111 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:57:24,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:57:24,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 03:57:24,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:57:24,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:57:24,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:57:24,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:57:24,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:57:24,499 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:57:24,500 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:57:24,500 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:57:24,501 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:57:24,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:57:24,501 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:57:24,502 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:57:24,502 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:57:24,503 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:57:24,504 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:57:24,504 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:57:24,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:57:24,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:57:24,506 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:57:24,506 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:57:24,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:57:24,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:24,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:57:24,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:57:24,508 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:57:24,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:57:24,509 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_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8821dcf0dd649f568f6a7cfce8600f412ab79c37bc3c7c7e65db385cdb052111 [2023-12-03 03:57:24,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:57:24,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:57:24,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:57:24,755 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:57:24,756 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:57:24,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i [2023-12-03 03:57:27,594 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:57:27,847 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:57:27,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/sv-benchmarks/c/ldv-memsafety/memleaks_test23_2.i [2023-12-03 03:57:27,865 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/data/e46a8372a/f7bef39aa1af4ce1ba084075e2def87a/FLAGc82c4c156 [2023-12-03 03:57:27,880 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/data/e46a8372a/f7bef39aa1af4ce1ba084075e2def87a [2023-12-03 03:57:27,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:57:27,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:57:27,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:57:27,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:57:27,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:57:27,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:57:27" (1/1) ... [2023-12-03 03:57:27,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa96f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:27, skipping insertion in model container [2023-12-03 03:57:27,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:57:27" (1/1) ... [2023-12-03 03:57:27,948 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:57:28,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:28,329 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:57:28,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:28,450 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:57:28,459 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:57:28,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28 WrapperNode [2023-12-03 03:57:28,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:57:28,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:57:28,461 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:57:28,461 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:57:28,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,532 INFO L138 Inliner]: procedures = 174, calls = 119, calls flagged for inlining = 45, calls inlined = 26, statements flattened = 314 [2023-12-03 03:57:28,532 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:57:28,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:57:28,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:57:28,534 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:57:28,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:57:28,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:57:28,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:57:28,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:57:28,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:28" (1/1) ... [2023-12-03 03:57:28,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:28,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:57:28,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:57:28,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:57:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:57:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:57:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:57:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:57:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:57:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:57:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:57:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:57:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 03:57:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:57:28,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:57:28,817 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:57:28,819 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:57:29,377 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:57:29,501 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:57:29,501 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 03:57:29,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:29 BoogieIcfgContainer [2023-12-03 03:57:29,503 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:57:29,504 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:57:29,504 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:57:29,514 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:57:29,515 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:29" (1/1) ... [2023-12-03 03:57:29,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:57:29,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:29,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 173 states and 184 transitions. [2023-12-03 03:57:29,585 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 184 transitions. [2023-12-03 03:57:29,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:57:29,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:29,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:29,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:29,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 172 states and 183 transitions. [2023-12-03 03:57:29,961 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 183 transitions. [2023-12-03 03:57:29,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:57:29,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:29,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:30,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:30,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 171 states and 182 transitions. [2023-12-03 03:57:30,470 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 182 transitions. [2023-12-03 03:57:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:57:30,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:30,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:30,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:30,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:30,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 170 states and 181 transitions. [2023-12-03 03:57:30,515 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 181 transitions. [2023-12-03 03:57:30,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:57:30,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:30,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:30,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:31,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:31,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 169 states and 180 transitions. [2023-12-03 03:57:31,323 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 180 transitions. [2023-12-03 03:57:31,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:57:31,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:31,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:31,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:31,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 172 states and 187 transitions. [2023-12-03 03:57:31,815 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 187 transitions. [2023-12-03 03:57:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:57:31,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:31,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:31,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:32,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:32,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 174 states and 190 transitions. [2023-12-03 03:57:32,615 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 190 transitions. [2023-12-03 03:57:32,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:57:32,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:32,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:32,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 173 states and 189 transitions. [2023-12-03 03:57:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 189 transitions. [2023-12-03 03:57:33,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:57:33,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:33,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:35,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 172 states and 188 transitions. [2023-12-03 03:57:35,207 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 188 transitions. [2023-12-03 03:57:35,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:57:35,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:35,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:36,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 176 states and 195 transitions. [2023-12-03 03:57:36,325 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 195 transitions. [2023-12-03 03:57:36,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:57:36,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:36,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:36,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 175 states and 194 transitions. [2023-12-03 03:57:36,517 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 194 transitions. [2023-12-03 03:57:36,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:57:36,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:36,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:36,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:36,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 174 states and 193 transitions. [2023-12-03 03:57:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 193 transitions. [2023-12-03 03:57:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:57:36,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:36,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:36,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 173 states and 192 transitions. [2023-12-03 03:57:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 192 transitions. [2023-12-03 03:57:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:57:36,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:36,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:37,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:37,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:37,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 172 states and 191 transitions. [2023-12-03 03:57:37,112 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 191 transitions. [2023-12-03 03:57:37,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:57:37,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:37,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:37,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 172 states and 190 transitions. [2023-12-03 03:57:37,580 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 190 transitions. [2023-12-03 03:57:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:57:37,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:37,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:37,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:37,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 172 states and 189 transitions. [2023-12-03 03:57:37,616 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 189 transitions. [2023-12-03 03:57:37,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:57:37,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:37,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:37,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:38,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 175 states and 194 transitions. [2023-12-03 03:57:38,903 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 194 transitions. [2023-12-03 03:57:38,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:57:38,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:38,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:40,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:40,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 178 states and 199 transitions. [2023-12-03 03:57:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 199 transitions. [2023-12-03 03:57:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:57:40,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:40,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:40,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:40,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 177 states and 198 transitions. [2023-12-03 03:57:40,756 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 198 transitions. [2023-12-03 03:57:40,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:57:40,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:40,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:40,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:40,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:40,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 178 states and 199 transitions. [2023-12-03 03:57:40,909 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 199 transitions. [2023-12-03 03:57:40,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:57:40,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:40,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:41,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:41,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:41,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 183 states and 209 transitions. [2023-12-03 03:57:41,764 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 209 transitions. [2023-12-03 03:57:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:57:41,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:41,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:41,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:42,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:42,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 185 states and 210 transitions. [2023-12-03 03:57:42,703 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 210 transitions. [2023-12-03 03:57:42,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:57:42,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:42,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:42,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 184 states and 209 transitions. [2023-12-03 03:57:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 209 transitions. [2023-12-03 03:57:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:57:42,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:42,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:43,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 185 states and 211 transitions. [2023-12-03 03:57:43,828 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 211 transitions. [2023-12-03 03:57:43,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:57:43,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:43,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:43,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:46,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:46,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 191 states and 220 transitions. [2023-12-03 03:57:46,555 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 220 transitions. [2023-12-03 03:57:46,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:57:46,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:46,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:46,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 190 states and 219 transitions. [2023-12-03 03:57:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 219 transitions. [2023-12-03 03:57:46,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:57:46,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:46,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:47,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 192 states and 222 transitions. [2023-12-03 03:57:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 222 transitions. [2023-12-03 03:57:47,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:57:47,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:47,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:47,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:49,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 199 states and 233 transitions. [2023-12-03 03:57:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 233 transitions. [2023-12-03 03:57:49,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:57:49,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:49,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:50,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 201 states and 235 transitions. [2023-12-03 03:57:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 235 transitions. [2023-12-03 03:57:50,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:57:50,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:50,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:53,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 208 states and 250 transitions. [2023-12-03 03:57:53,274 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 250 transitions. [2023-12-03 03:57:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:57:53,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:53,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:53,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:56,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:56,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 215 states and 266 transitions. [2023-12-03 03:57:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 266 transitions. [2023-12-03 03:57:56,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:57:56,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:56,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:57,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 217 states and 269 transitions. [2023-12-03 03:57:57,262 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 269 transitions. [2023-12-03 03:57:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:57:57,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:57,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:58,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 219 states and 272 transitions. [2023-12-03 03:57:58,264 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 272 transitions. [2023-12-03 03:57:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:57:58,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:58,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:58,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:58,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:58,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 221 states and 275 transitions. [2023-12-03 03:57:58,893 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 275 transitions. [2023-12-03 03:57:58,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:57:58,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:58,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:59,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:02,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:02,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 225 states and 284 transitions. [2023-12-03 03:58:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 284 transitions. [2023-12-03 03:58:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:58:02,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:02,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:02,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:04,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 227 states and 287 transitions. [2023-12-03 03:58:04,098 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 287 transitions. [2023-12-03 03:58:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:58:04,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:04,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:04,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:07,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 236 states and 305 transitions. [2023-12-03 03:58:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 305 transitions. [2023-12-03 03:58:07,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:58:07,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:07,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:08,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:12,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 245 states and 320 transitions. [2023-12-03 03:58:12,480 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 320 transitions. [2023-12-03 03:58:12,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:58:12,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:12,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:12,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:14,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:14,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 247 states and 323 transitions. [2023-12-03 03:58:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 323 transitions. [2023-12-03 03:58:14,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:58:14,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:14,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:15,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:26,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 259 states and 345 transitions. [2023-12-03 03:58:26,598 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 345 transitions. [2023-12-03 03:58:26,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:58:26,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:26,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:27,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:42,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:42,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 271 states and 367 transitions. [2023-12-03 03:58:42,571 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 367 transitions. [2023-12-03 03:58:42,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:58:42,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:42,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:00,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:00,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 283 states and 391 transitions. [2023-12-03 03:59:00,587 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 391 transitions. [2023-12-03 03:59:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:59:00,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:00,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:00,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 282 states and 390 transitions. [2023-12-03 03:59:00,645 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 390 transitions. [2023-12-03 03:59:00,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:59:00,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:00,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:00,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:00,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:00,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 283 states and 391 transitions. [2023-12-03 03:59:00,844 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 391 transitions. [2023-12-03 03:59:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:59:00,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:00,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:29,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:29,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 296 states and 418 transitions. [2023-12-03 03:59:29,096 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 418 transitions. [2023-12-03 03:59:29,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:59:29,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:29,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:32,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:02,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 309 states and 447 transitions. [2023-12-03 04:00:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 447 transitions. [2023-12-03 04:00:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:00:02,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:02,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:32,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:32,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 322 states and 476 transitions. [2023-12-03 04:00:32,911 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 476 transitions. [2023-12-03 04:00:32,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:00:32,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:32,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 325 states and 483 transitions. [2023-12-03 04:00:38,047 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 483 transitions. [2023-12-03 04:00:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:00:38,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:38,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:38,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:42,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 327 states and 485 transitions. [2023-12-03 04:00:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 485 transitions. [2023-12-03 04:00:42,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:00:42,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:42,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:45,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:45,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 329 states and 487 transitions. [2023-12-03 04:00:45,687 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 487 transitions. [2023-12-03 04:00:45,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:00:45,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:45,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:49,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:01:15,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 342 states and 514 transitions. [2023-12-03 04:01:15,102 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 514 transitions. [2023-12-03 04:01:15,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:01:15,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:15,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:19,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:01:51,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:51,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 355 states and 540 transitions. [2023-12-03 04:01:51,296 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 540 transitions. [2023-12-03 04:01:51,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:01:51,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:51,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:54,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:54,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 369 states and 572 transitions. [2023-12-03 04:02:54,812 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 572 transitions. [2023-12-03 04:02:54,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:02:54,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:54,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:04,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:07,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:07,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 383 states and 604 transitions. [2023-12-03 04:04:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 604 transitions. [2023-12-03 04:04:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:04:07,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:07,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:17,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:36,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:36,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 387 states and 613 transitions. [2023-12-03 04:04:36,731 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 613 transitions. [2023-12-03 04:04:36,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:04:36,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:36,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:46,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:05:41,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:41,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 401 states and 644 transitions. [2023-12-03 04:05:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 644 transitions. [2023-12-03 04:05:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:05:41,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:41,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:05:41,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:05:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:05:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:05:42,411 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:05:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:05:42,781 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 56 iterations. [2023-12-03 04:05:42,819 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-12-03 04:05:42,820 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem50 [2023-12-03 04:05:42,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:05:42 ImpRootNode [2023-12-03 04:05:42,826 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:05:42,827 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:05:42,827 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:05:42,827 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:05:42,827 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:29" (3/4) ... [2023-12-03 04:05:42,828 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 04:05:42,839 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-12-03 04:05:42,840 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem50 [2023-12-03 04:05:42,879 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:05:42,879 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:05:42,880 INFO L158 Benchmark]: Toolchain (without parser) took 494995.62ms. Allocated memory was 153.1MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 104.6MB in the beginning and 849.7MB in the end (delta: -745.1MB). Peak memory consumption was 570.9MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,881 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 153.1MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:05:42,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.87ms. Allocated memory is still 153.1MB. Free memory was 104.6MB in the beginning and 79.7MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.96ms. Allocated memory is still 153.1MB. Free memory was 79.7MB in the beginning and 76.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,882 INFO L158 Benchmark]: Boogie Preprocessor took 52.86ms. Allocated memory is still 153.1MB. Free memory was 76.2MB in the beginning and 73.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,882 INFO L158 Benchmark]: RCFGBuilder took 916.11ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 73.2MB in the beginning and 122.0MB in the end (delta: -48.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,882 INFO L158 Benchmark]: CodeCheck took 493322.44ms. Allocated memory was 192.9MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 122.0MB in the beginning and 853.9MB in the end (delta: -731.9MB). Peak memory consumption was 542.2MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,883 INFO L158 Benchmark]: Witness Printer took 52.88ms. Allocated memory is still 1.5GB. Free memory was 853.9MB in the beginning and 849.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:05:42,884 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 173 locations, 96 error locations. Started 1 CEGAR loops. OverallTime: 493.2s, OverallIterations: 56, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9691 SdHoareTripleChecker+Valid, 50.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8242 mSDsluCounter, 4753 SdHoareTripleChecker+Invalid, 44.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3367 mSDsCounter, 6872 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33201 IncrementalHoareTripleChecker+Invalid, 40073 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6872 mSolverCounterUnsat, 1386 mSDtfsCounter, 33201 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7099 GetRequests, 5629 SyntacticMatches, 128 SemanticMatches, 1342 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858592 ImplicationChecksByTransitivity, 477.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 66.3s InterpolantComputationTime, 818 NumberOfCodeBlocks, 818 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 741 ConstructedInterpolants, 0 QuantifiedInterpolants, 9033 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 55 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L859] struct hid_device dev; [L867] CALL entry_point() [L861] CALL probe_23(&dev) [L842] int ret = - -3; [L843] CALL, EXPR ldv_malloc(sizeof(struct hid_report_enum)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L843] RET, EXPR ldv_malloc(sizeof(struct hid_report_enum)) [L843] struct hid_report_enum *p = (struct hid_report_enum *)ldv_malloc(sizeof(struct hid_report_enum)); [L844] COND FALSE !(p==0) [L846] CALL LDV_INIT_LIST_HEAD(&p->report_list) [L540] list->next = list VAL [dev={2:0}, ldv_global_msg_list={1:0}, list={26199:4}, list={26199:4}] [L541] list->prev = list [L846] RET LDV_INIT_LIST_HEAD(&p->report_list) [L847] dev->report_enum = p [L848] CALL hid_open_report(dev) [L812] struct hid_parser *parser; [L813] struct hid_item item; [L814] CALL, EXPR ldv_zalloc(sizeof(struct hid_parser)) [L533] EXPR, FCALL calloc(size, 1) [L533] return calloc(size, 1); [L814] RET, EXPR ldv_zalloc(sizeof(struct hid_parser)) [L814] parser = ldv_zalloc(sizeof(struct hid_parser)) [L815] COND FALSE !(!parser) VAL [dev={2:0}, device={2:0}, device={2:0}, item={26202:0}, ldv_global_msg_list={1:0}, parser={26200:0}] [L818] parser->device = device [L819] CALL, EXPR ldv_positive() [L519] int r = __VERIFIER_nondet_int(); [L520] COND TRUE r>0 [L520] return r; [L819] RET, EXPR ldv_positive() [L819] parser->report_id = ldv_positive() [L824] CALL, EXPR fetch_item(&item) [L778] COND FALSE !(__VERIFIER_nondet_int()) [L781] item->type = 0 [L782] item->a = __VERIFIER_nondet_int() [L783] item->b = __VERIFIER_nondet_int() [L784] item->c = __VERIFIER_nondet_int() [L785] return 0; VAL [\result=0, dev={2:0}, item={26202:0}, item={26202:0}, ldv_global_msg_list={1:0}] [L824] RET, EXPR fetch_item(&item) [L824] COND TRUE fetch_item(&item)!=-1 [L825] EXPR item.type VAL [dev={2:0}, device={2:0}, device={2:0}, item={26202:0}, ldv_global_msg_list={1:0}, parser={26200:0}] [L825] EXPR dispatch_type[item.type] [L825] CALL dispatch_type[item.type](parser, &item) [L800] EXPR parser->device VAL [dev={2:0}, item={26202:0}, item={26202:0}, ldv_global_msg_list={1:0}, parser={26200:0}, parser={26200:0}] [L800] EXPR parser->report_id [L800] CALL hid_register_report(parser->device, parser->report_id) [L788] EXPR device->report_enum [L788] struct hid_report_enum *report_enum = device->report_enum; [L789] struct hid_report *report; VAL [\old(id)=5156, dev={2:0}, device={2:0}, device={2:0}, id=5156, ldv_global_msg_list={1:0}, report_enum={26199:0}] [L790] report_enum->report_id_hash[id] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 153.1MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.87ms. Allocated memory is still 153.1MB. Free memory was 104.6MB in the beginning and 79.7MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.96ms. Allocated memory is still 153.1MB. Free memory was 79.7MB in the beginning and 76.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.86ms. Allocated memory is still 153.1MB. Free memory was 76.2MB in the beginning and 73.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 916.11ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 73.2MB in the beginning and 122.0MB in the end (delta: -48.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * CodeCheck took 493322.44ms. Allocated memory was 192.9MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 122.0MB in the beginning and 853.9MB in the end (delta: -731.9MB). Peak memory consumption was 542.2MB. Max. memory is 16.1GB. * Witness Printer took 52.88ms. Allocated memory is still 1.5GB. Free memory was 853.9MB in the beginning and 849.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem50 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem50 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-12-03 04:05:42,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4f5c549-ab15-4d46-a838-32f9fdac3d30/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref)