./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:04:09,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:04:09,185 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-11-19 03:04:09,191 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:04:09,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:04:09,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:04:09,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:04:09,218 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:04:09,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:04:09,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:04:09,220 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:04:09,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:04:09,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:04:09,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:04:09,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:04:09,223 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:04:09,223 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:04:09,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:04:09,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:04:09,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:04:09,226 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:04:09,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:04:09,232 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:04:09,232 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:04:09,232 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:04:09,233 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:04:09,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:04:09,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:09,234 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:04:09,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:04:09,236 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:04:09,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:04:09,237 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_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 [2023-11-19 03:04:09,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:04:09,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:04:09,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:04:09,605 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:04:09,606 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:04:09,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2023-11-19 03:04:12,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:04:13,125 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:04:13,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2023-11-19 03:04:13,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/data/bc59fadac/d9133a87798346188aa3e3c28e08e063/FLAG044eefbaa [2023-11-19 03:04:13,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/data/bc59fadac/d9133a87798346188aa3e3c28e08e063 [2023-11-19 03:04:13,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:04:13,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:04:13,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:13,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:04:13,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:04:13,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:13" (1/1) ... [2023-11-19 03:04:13,208 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea94281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:13, skipping insertion in model container [2023-11-19 03:04:13,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:13" (1/1) ... [2023-11-19 03:04:13,298 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:04:13,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:13,900 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:04:14,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:14,062 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:04:14,070 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:04:14,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14 WrapperNode [2023-11-19 03:04:14,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:14,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:14,072 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:04:14,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:04:14,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,217 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1824 [2023-11-19 03:04:14,217 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:14,218 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:04:14,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:04:14,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:04:14,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:04:14,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:04:14,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:04:14,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:04:14,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:14" (1/1) ... [2023-11-19 03:04:14,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:14,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:04:14,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:04:14,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87e1aba-f9a6-427f-a4a7-ac7a9b0fdd26/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:04:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:04:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:04:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:04:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:04:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:04:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:04:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:04:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:04:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:04:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:04:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:04:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:04:14,744 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:04:14,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:04:17,772 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:04:19,609 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:04:19,609 INFO L302 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-19 03:04:19,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:19 BoogieIcfgContainer [2023-11-19 03:04:19,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:04:19,619 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:04:19,619 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:04:19,630 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:04:19,630 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:19" (1/1) ... [2023-11-19 03:04:19,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:04:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:19,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 338 states and 520 transitions. [2023-11-19 03:04:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 520 transitions. [2023-11-19 03:04:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:04:19,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:19,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:20,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:20,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 338 states and 518 transitions. [2023-11-19 03:04:20,012 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 518 transitions. [2023-11-19 03:04:20,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:04:20,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:20,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:20,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:20,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 340 states and 521 transitions. [2023-11-19 03:04:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 521 transitions. [2023-11-19 03:04:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:04:20,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:20,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:20,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:20,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:20,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:20,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 339 states and 516 transitions. [2023-11-19 03:04:20,380 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 516 transitions. [2023-11-19 03:04:20,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:04:20,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:20,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:20,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:20,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:20,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:20,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 339 states and 512 transitions. [2023-11-19 03:04:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 512 transitions. [2023-11-19 03:04:20,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:04:20,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:20,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:20,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:20,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:20,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:20,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 339 states and 506 transitions. [2023-11-19 03:04:20,601 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 506 transitions. [2023-11-19 03:04:20,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:04:20,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:20,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:20,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:20,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:30,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:04:30,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:30,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 339 states and 500 transitions. [2023-11-19 03:04:30,922 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 500 transitions. [2023-11-19 03:04:30,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:04:30,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:30,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:31,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:04:31,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:35,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:04:35,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:35,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 352 states and 515 transitions. [2023-11-19 03:04:35,123 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 515 transitions. [2023-11-19 03:04:35,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:04:35,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:35,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:35,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:35,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:35,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:35,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:35,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 352 states and 513 transitions. [2023-11-19 03:04:35,458 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 513 transitions. [2023-11-19 03:04:35,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:04:35,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:35,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:35,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:35,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:35,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:35,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:35,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 352 states and 511 transitions. [2023-11-19 03:04:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 511 transitions. [2023-11-19 03:04:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:04:35,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:35,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:36,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:36,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:36,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:46,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:04:46,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 352 states and 509 transitions. [2023-11-19 03:04:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 509 transitions. [2023-11-19 03:04:46,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:04:46,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:46,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:46,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:04:46,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:46,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:04:47,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:47,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 355 states and 511 transitions. [2023-11-19 03:04:47,218 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 511 transitions. [2023-11-19 03:04:47,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:04:47,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:47,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:50,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:04:50,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:50,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:50,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 356 states and 512 transitions. [2023-11-19 03:04:50,716 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 512 transitions. [2023-11-19 03:04:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:04:50,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:50,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:51,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:04:51,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:51,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 357 states and 513 transitions. [2023-11-19 03:04:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 513 transitions. [2023-11-19 03:04:51,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:04:51,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:51,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:52,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:04:52,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:52,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:52,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:52,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 359 states and 517 transitions. [2023-11-19 03:04:52,845 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 517 transitions. [2023-11-19 03:04:52,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:04:52,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:52,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:56,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:04:56,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:56,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:04:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:57,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 360 states and 518 transitions. [2023-11-19 03:04:57,305 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 518 transitions. [2023-11-19 03:04:57,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:04:57,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:57,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:00,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:05:00,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:00,271 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:00,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 361 states and 519 transitions. [2023-11-19 03:05:00,640 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 519 transitions. [2023-11-19 03:05:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:05:00,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:00,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:02,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:05:02,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:03,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:03,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 359 states and 516 transitions. [2023-11-19 03:05:03,166 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 516 transitions. [2023-11-19 03:05:03,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:05:03,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:03,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:07,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:05:07,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:07,939 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:08,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 360 states and 517 transitions. [2023-11-19 03:05:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 517 transitions. [2023-11-19 03:05:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:05:08,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:08,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:11,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:05:11,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:12,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:12,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 361 states and 518 transitions. [2023-11-19 03:05:12,137 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 518 transitions. [2023-11-19 03:05:12,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:05:12,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:12,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms