./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-dietlibc/stpcpy.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 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_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-dietlibc/stpcpy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk --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 469311c0017f986a05caefa2da4fc5bc0c8b955df01c1466f03ef72ee537722c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:23:16,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:23:16,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-09 00:23:16,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:23:16,856 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:23:16,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:23:16,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:23:16,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:23:16,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:23:16,903 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:23:16,904 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:23:16,904 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:23:16,905 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:23:16,910 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:23:16,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:23:16,911 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:23:16,912 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:23:16,912 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:23:16,912 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:23:16,913 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:23:16,913 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:23:16,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:23:16,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:16,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:23:16,917 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:23:16,917 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:23:16,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:23:16,918 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_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 469311c0017f986a05caefa2da4fc5bc0c8b955df01c1466f03ef72ee537722c [2024-11-09 00:23:17,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:23:17,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:23:17,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:23:17,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:23:17,303 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:23:17,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-dietlibc/stpcpy.i Unable to find full path for "g++" [2024-11-09 00:23:19,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:23:19,721 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:23:19,722 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/sv-benchmarks/c/termination-dietlibc/stpcpy.i [2024-11-09 00:23:19,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/data/5cd9064f2/a2fe24e5c2f94d9995d4480dc47dafde/FLAG88f885ac4 [2024-11-09 00:23:19,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/data/5cd9064f2/a2fe24e5c2f94d9995d4480dc47dafde [2024-11-09 00:23:19,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:23:19,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:23:19,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:19,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:23:19,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:23:19,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:19" (1/1) ... [2024-11-09 00:23:19,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a38c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:19, skipping insertion in model container [2024-11-09 00:23:19,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:19" (1/1) ... [2024-11-09 00:23:19,993 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:23:20,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:20,450 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:23:20,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:20,538 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:23:20,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20 WrapperNode [2024-11-09 00:23:20,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:20,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:20,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:23:20,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:23:20,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,579 INFO L138 Inliner]: procedures = 113, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2024-11-09 00:23:20,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:20,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:23:20,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:23:20,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:23:20,590 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,594 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,600 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:23:20,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:23:20,610 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:23:20,610 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:23:20,611 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:20" (1/1) ... [2024-11-09 00:23:20,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:20,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:23:20,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:23:20,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dedaf6e-c545-4de1-8af7-8fecffdf8f2a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:23:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:23:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:23:20,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:23:20,830 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:23:20,832 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:23:21,091 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-09 00:23:21,091 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:23:21,151 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:23:21,151 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:23:21,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:21 BoogieIcfgContainer [2024-11-09 00:23:21,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:23:21,155 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:23:21,155 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:23:21,167 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:23:21,168 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:21" (1/1) ... [2024-11-09 00:23:21,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:23:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:21,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-09 00:23:21,278 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-09 00:23:21,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:23:21,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:21,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:21,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-09 00:23:21,508 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:23:21,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:23:21,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:21,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:21,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-09 00:23:21,752 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-09 00:23:21,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:23:21,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:21,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:22,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:22,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:22,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 00:23:22,419 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 00:23:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:23:22,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:22,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:22,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-09 00:23:22,880 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-09 00:23:22,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:23:22,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:22,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:23,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:23,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:23,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2024-11-09 00:23:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-09 00:23:23,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:23:23,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:23,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:23,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:24,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-11-09 00:23:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-11-09 00:23:24,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:23:24,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:24,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:24,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:25,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-09 00:23:25,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-09 00:23:25,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:23:25,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:25,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:25,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:27,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:27,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-11-09 00:23:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-09 00:23:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:23:27,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:27,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:29,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:29,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-09 00:23:29,820 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-09 00:23:29,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:23:29,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:29,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:29,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:31,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-11-09 00:23:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-11-09 00:23:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:23:31,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:31,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:38,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:38,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2024-11-09 00:23:38,262 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2024-11-09 00:23:38,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:23:38,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:38,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:40,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:23:45,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2024-11-09 00:23:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2024-11-09 00:23:45,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:23:45,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:45,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:23:49,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:49,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2024-11-09 00:23:49,071 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2024-11-09 00:23:49,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:23:49,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:49,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:23:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 86 transitions. [2024-11-09 00:23:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 86 transitions. [2024-11-09 00:23:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:23:53,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:53,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:24:06,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:06,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 61 states and 105 transitions. [2024-11-09 00:24:06,371 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 105 transitions. [2024-11-09 00:24:06,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:24:06,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:06,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:24:07,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2024-11-09 00:24:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2024-11-09 00:24:07,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:24:07,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:07,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:24:09,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:09,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 112 transitions. [2024-11-09 00:24:09,199 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 112 transitions. [2024-11-09 00:24:09,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:24:09,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:09,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:11,869 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:24:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 117 transitions. [2024-11-09 00:24:16,438 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 117 transitions. [2024-11-09 00:24:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:24:16,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:16,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:20,452 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:24:39,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:39,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 76 states and 159 transitions. [2024-11-09 00:24:39,871 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 159 transitions. [2024-11-09 00:24:39,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:24:39,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:39,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:39,943 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:24:41,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:41,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 76 states and 158 transitions. [2024-11-09 00:24:41,329 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 158 transitions. [2024-11-09 00:24:41,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:24:41,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:41,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:41,403 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:24:42,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:42,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 77 states and 160 transitions. [2024-11-09 00:24:42,499 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 160 transitions. [2024-11-09 00:24:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:24:42,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:42,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:42,636 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:24:48,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 81 states and 169 transitions. [2024-11-09 00:24:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 169 transitions. [2024-11-09 00:24:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:24:48,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:48,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:03,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 85 states and 182 transitions. [2024-11-09 00:25:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 182 transitions. [2024-11-09 00:25:03,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:25:03,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:03,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 00:25:04,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 85 states and 181 transitions. [2024-11-09 00:25:04,819 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 181 transitions. [2024-11-09 00:25:04,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:25:04,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:04,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 00:25:06,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:06,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 86 states and 183 transitions. [2024-11-09 00:25:06,152 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 183 transitions. [2024-11-09 00:25:06,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:25:06,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:06,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:32,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:32,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 92 states and 204 transitions. [2024-11-09 00:25:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 204 transitions. [2024-11-09 00:25:32,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:25:32,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:32,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:38,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 95 states and 211 transitions. [2024-11-09 00:25:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 211 transitions. [2024-11-09 00:25:38,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:25:38,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:38,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:44,737 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:02,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 100 states and 228 transitions. [2024-11-09 00:26:02,382 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 228 transitions. [2024-11-09 00:26:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:26:02,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:02,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:11,616 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:26,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:26,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 101 states and 231 transitions. [2024-11-09 00:26:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 231 transitions. [2024-11-09 00:26:26,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:26:26,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:26,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:47,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:47,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 105 states and 250 transitions. [2024-11-09 00:26:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 250 transitions. [2024-11-09 00:26:47,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:26:47,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:47,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:27:10,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:10,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 109 states and 263 transitions. [2024-11-09 00:27:10,015 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 263 transitions. [2024-11-09 00:27:10,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 00:27:10,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:10,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:20,438 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:27:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 122 states and 304 transitions. [2024-11-09 00:27:59,775 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 304 transitions. [2024-11-09 00:27:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:27:59,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:59,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:09,395 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:29,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:29,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 126 states and 320 transitions. [2024-11-09 00:28:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 320 transitions. [2024-11-09 00:28:29,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:28:29,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:29,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:24,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:24,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 134 states and 346 transitions. [2024-11-09 00:29:24,666 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 346 transitions. [2024-11-09 00:29:24,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:29:24,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:24,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:37,067 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:30:17,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 143 states and 374 transitions. [2024-11-09 00:30:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 374 transitions. [2024-11-09 00:30:17,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:30:17,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:17,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:30:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:31:11,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:11,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 149 states and 396 transitions. [2024-11-09 00:31:11,273 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 396 transitions. [2024-11-09 00:31:11,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-09 00:31:11,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:31:11,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:31:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:32:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:03,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 154 states and 417 transitions. [2024-11-09 00:32:03,282 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 417 transitions. [2024-11-09 00:32:03,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-09 00:32:03,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:03,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:33:02,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:02,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 159 states and 434 transitions. [2024-11-09 00:33:02,038 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 434 transitions. [2024-11-09 00:33:02,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-09 00:33:02,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:02,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:29,242 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:34:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:14,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 163 states and 454 transitions. [2024-11-09 00:34:14,241 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 454 transitions. [2024-11-09 00:34:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-09 00:34:14,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:14,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:05,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 168 states and 476 transitions. [2024-11-09 00:35:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 476 transitions. [2024-11-09 00:35:05,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-09 00:35:05,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:05,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:26,686 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 0 proven. 578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:39,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:39,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 181 states and 518 transitions. [2024-11-09 00:36:39,947 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 518 transitions. [2024-11-09 00:36:39,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-09 00:36:39,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:39,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.