./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/strreplace-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/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_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/strreplace-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/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_cb37166c-1821-4169-b5bb-25a13b9b3c0c/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 d4de5096855b305f822a5b563f81ee8d3b63add498dc60d311755a4f31b28f6b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:13,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:14,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-24 22:12:14,032 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:14,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:14,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:14,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:14,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:14,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:14,060 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:14,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:14,062 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:12:14,062 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:12:14,063 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:12:14,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:14,064 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:14,064 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:14,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:14,066 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:14,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:14,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:14,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:14,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:14,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:14,069 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:14,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:14,070 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_cb37166c-1821-4169-b5bb-25a13b9b3c0c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4de5096855b305f822a5b563f81ee8d3b63add498dc60d311755a4f31b28f6b [2023-11-24 22:12:14,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:14,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:14,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:14,376 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:14,376 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:14,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/termination-memory-alloca/strreplace-alloca-1.i [2023-11-24 22:12:17,525 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:17,866 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:17,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/sv-benchmarks/c/termination-memory-alloca/strreplace-alloca-1.i [2023-11-24 22:12:17,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/data/eeecbd24e/afee84f44cbc4c51a5283d6fa3c42a4b/FLAGbabe1fc88 [2023-11-24 22:12:17,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/data/eeecbd24e/afee84f44cbc4c51a5283d6fa3c42a4b [2023-11-24 22:12:17,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:17,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:17,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:17,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:17,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:17,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:17" (1/1) ... [2023-11-24 22:12:17,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fffab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:17, skipping insertion in model container [2023-11-24 22:12:17,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:17" (1/1) ... [2023-11-24 22:12:17,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:18,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:18,306 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:18,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:18,412 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:18,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18 WrapperNode [2023-11-24 22:12:18,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:18,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:18,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:18,415 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:18,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,460 INFO L138 Inliner]: procedures = 111, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2023-11-24 22:12:18,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:18,461 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:18,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:18,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:18,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:18,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:18,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:18,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:18,493 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:18" (1/1) ... [2023-11-24 22:12:18,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:18,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:18,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:18,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb37166c-1821-4169-b5bb-25a13b9b3c0c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:18,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:18,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:18,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:18,750 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:18,753 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:18,945 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:19,005 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:19,005 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:12:19,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:19 BoogieIcfgContainer [2023-11-24 22:12:19,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:19,009 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:19,009 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:19,020 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:19,020 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:19" (1/1) ... [2023-11-24 22:12:19,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:19,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-24 22:12:19,090 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-24 22:12:19,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:12:19,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:19,341 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 22:12:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-24 22:12:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-24 22:12:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:12:19,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:19,740 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 22:12:19,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-24 22:12:19,919 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-24 22:12:19,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:19,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,005 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 22:12:20,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:20,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-24 22:12:20,040 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-24 22:12:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:20,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:20,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,281 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 22:12:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-24 22:12:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-24 22:12:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:12:20,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:20,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,701 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 22:12:20,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:20,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-24 22:12:20,721 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-24 22:12:20,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:12:20,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:20,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,778 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 22:12:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-24 22:12:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-24 22:12:20,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:20,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:20,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,972 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 22:12:21,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-24 22:12:21,493 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-24 22:12:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:21,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,529 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 22:12:21,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-11-24 22:12:21,555 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-11-24 22:12:21,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:21,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:21,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-24 22:12:21,623 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-24 22:12:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:21,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:21,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-24 22:12:21,708 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-24 22:12:21,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:21,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:22,280 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 22:12:23,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2023-11-24 22:12:23,483 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2023-11-24 22:12:23,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:12:23,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,847 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 22:12:23,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-24 22:12:23,984 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-24 22:12:23,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:12:23,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:24,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:24,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-24 22:12:24,368 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-24 22:12:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:12:24,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:24,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:24,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-24 22:12:24,489 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-24 22:12:24,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:24,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:24,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 57 transitions. [2023-11-24 22:12:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2023-11-24 22:12:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:12:28,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:28,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:29,334 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:29,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:29,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-24 22:12:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-24 22:12:29,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:12:29,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:29,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:30,232 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:31,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:31,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2023-11-24 22:12:31,076 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2023-11-24 22:12:31,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:12:31,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:31,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:31,168 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:12:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:31,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 64 transitions. [2023-11-24 22:12:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2023-11-24 22:12:31,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:12:31,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:31,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:12:31,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:31,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 64 transitions. [2023-11-24 22:12:31,668 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2023-11-24 22:12:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:12:31,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:31,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2023-11-24 22:12:37,344 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2023-11-24 22:12:37,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:12:37,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:37,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:38,106 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 56 states and 85 transitions. [2023-11-24 22:12:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 85 transitions. [2023-11-24 22:12:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:12:38,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:38,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,403 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:39,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2023-11-24 22:12:39,838 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2023-11-24 22:12:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:12:39,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:40,968 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 62 states and 93 transitions. [2023-11-24 22:12:43,703 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 93 transitions. [2023-11-24 22:12:43,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:12:43,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:45,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 96 transitions. [2023-11-24 22:12:45,457 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2023-11-24 22:12:45,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:12:45,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:45,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:46,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:46,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 65 states and 96 transitions. [2023-11-24 22:12:46,732 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 96 transitions. [2023-11-24 22:12:46,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:12:46,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:46,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:48,062 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:52,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:52,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2023-11-24 22:12:52,681 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2023-11-24 22:12:52,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:12:52,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:52,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,029 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:56,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2023-11-24 22:12:56,227 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2023-11-24 22:12:56,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:12:56,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:56,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:57,902 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2023-11-24 22:13:00,771 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2023-11-24 22:13:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:13:00,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:00,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:01,299 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 82 states and 118 transitions. [2023-11-24 22:13:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 118 transitions. [2023-11-24 22:13:04,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:13:04,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,093 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.