./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemchr-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/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_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemchr-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/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 32bit --witnessprinter.graph.data.programhash 007fc8a389a67fb47c7d326d3f1d284696dfe5de13661e77d6d1bf7cce285194 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:42:37,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:42:37,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 22:42:37,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:42:37,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:42:37,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:42:37,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:42:37,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:42:37,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:42:37,897 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:42:37,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:42:37,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:42:37,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:42:37,899 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:42:37,901 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:42:37,901 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:42:37,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:42:37,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:42:37,902 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:42:37,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:42:37,903 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:42:37,903 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:42:37,904 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:42:37,905 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:42:37,906 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:42:37,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:37,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:42:37,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:42:37,910 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:42:37,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:42:37,910 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_528a11f3-d843-415b-9f6a-2ea899faa7e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 007fc8a389a67fb47c7d326d3f1d284696dfe5de13661e77d6d1bf7cce285194 [2024-11-08 22:42:38,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:42:38,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:42:38,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:42:38,237 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:42:38,237 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:42:38,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-memsafety/openbsd_cmemchr-alloca-2.i Unable to find full path for "g++" [2024-11-08 22:42:40,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:42:40,503 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:42:40,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/sv-benchmarks/c/array-memsafety/openbsd_cmemchr-alloca-2.i [2024-11-08 22:42:40,524 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/data/e68fe510e/746215d0a3544d2aa995d7a44b1e7ba5/FLAG64ce90b38 [2024-11-08 22:42:40,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/data/e68fe510e/746215d0a3544d2aa995d7a44b1e7ba5 [2024-11-08 22:42:40,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:42:40,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:42:40,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:40,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:42:40,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:42:40,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:40" (1/1) ... [2024-11-08 22:42:40,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2a2e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:40, skipping insertion in model container [2024-11-08 22:42:40,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:40" (1/1) ... [2024-11-08 22:42:40,824 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:42:41,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:41,263 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:42:41,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:41,335 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:42:41,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41 WrapperNode [2024-11-08 22:42:41,336 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:41,337 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:41,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:42:41,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:42:41,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,381 INFO L138 Inliner]: procedures = 117, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-11-08 22:42:41,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:41,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:42:41,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:42:41,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:42:41,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:42:41,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:42:41,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:42:41,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:42:41,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:41,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:42:41,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:42:41,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528a11f3-d843-415b-9f6a-2ea899faa7e5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:42:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:42:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:42:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:42:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:42:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:42:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:42:41,640 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:42:41,642 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:42:41,874 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-08 22:42:41,874 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:42:41,957 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:42:41,957 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:42:41,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:42:41 BoogieIcfgContainer [2024-11-08 22:42:41,958 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:42:41,959 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:42:41,959 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:42:41,970 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:42:41,971 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:42:41" (1/1) ... [2024-11-08 22:42:41,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:42:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-08 22:42:42,044 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-08 22:42:42,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:42:42,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:42,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:42,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:42,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-08 22:42:42,374 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-08 22:42:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:42:42,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:42,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:42,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:43,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-08 22:42:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-08 22:42:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:42:43,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:43,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:43,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:43,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:43,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-08 22:42:43,700 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-08 22:42:43,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:42:43,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:43,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:43,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:43,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:43,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-08 22:42:43,986 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-08 22:42:43,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:42:43,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:43,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:44,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:45,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-08 22:42:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-08 22:42:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:42:45,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:45,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:46,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:46,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:46,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2024-11-08 22:42:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-08 22:42:46,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:42:46,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:46,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:46,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:48,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2024-11-08 22:42:48,065 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-08 22:42:48,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:42:48,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:48,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:48,749 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:42:51,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2024-11-08 22:42:51,565 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-08 22:42:51,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:42:51,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:51,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:51,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:42:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2024-11-08 22:42:53,771 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2024-11-08 22:42:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:42:53,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:53,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:42:54,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:54,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2024-11-08 22:42:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-11-08 22:42:54,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:42:54,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:54,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:42:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2024-11-08 22:42:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2024-11-08 22:42:55,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:42:55,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:55,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:42:56,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2024-11-08 22:42:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-08 22:42:56,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:42:56,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:56,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2024-11-08 22:43:00,799 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2024-11-08 22:43:00,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:43:00,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:00,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:00,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:43:01,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:01,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2024-11-08 22:43:01,431 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2024-11-08 22:43:01,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:43:01,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:01,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:08,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2024-11-08 22:43:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2024-11-08 22:43:08,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:43:08,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:08,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:08,406 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:43:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:08,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2024-11-08 22:43:08,950 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2024-11-08 22:43:08,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:43:08,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:08,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:09,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:43:10,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2024-11-08 22:43:10,035 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2024-11-08 22:43:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:43:10,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:10,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 22:43:10,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:10,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2024-11-08 22:43:10,753 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-11-08 22:43:10,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:43:10,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:10,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:11,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:18,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:18,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2024-11-08 22:43:18,802 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2024-11-08 22:43:18,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:43:18,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:18,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:20,990 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:30,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:30,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 99 transitions. [2024-11-08 22:43:30,554 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2024-11-08 22:43:30,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:43:30,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:30,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 78 states and 116 transitions. [2024-11-08 22:43:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2024-11-08 22:43:41,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:43:41,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:41,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:44,008 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:56,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:56,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 84 states and 126 transitions. [2024-11-08 22:43:56,499 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2024-11-08 22:43:56,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:43:56,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:56,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:57,998 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 8 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:09,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 95 states and 143 transitions. [2024-11-08 22:44:09,902 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2024-11-08 22:44:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:44:09,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:09,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:13,454 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 18 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:28,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:28,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 101 states and 153 transitions. [2024-11-08 22:44:28,705 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2024-11-08 22:44:28,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 22:44:28,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:28,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:30,549 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 10 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:44,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:44,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 112 states and 170 transitions. [2024-11-08 22:44:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2024-11-08 22:44:44,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:44:44,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:44,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 30 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:45:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:07,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2024-11-08 22:45:07,609 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2024-11-08 22:45:07,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 22:45:07,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:07,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:45:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 12 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:45:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:26,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 129 states and 197 transitions. [2024-11-08 22:45:26,377 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 197 transitions. [2024-11-08 22:45:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:45:26,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:26,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:45:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:33,262 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 45 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:45:59,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:59,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 135 states and 207 transitions. [2024-11-08 22:45:59,075 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 207 transitions. [2024-11-08 22:45:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 22:45:59,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:59,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:45:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:01,891 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 14 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:25,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:25,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 146 states and 224 transitions. [2024-11-08 22:46:25,134 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 224 transitions. [2024-11-08 22:46:25,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 22:46:25,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:25,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:33,360 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 63 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:46:59,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 152 states and 234 transitions. [2024-11-08 22:46:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 234 transitions. [2024-11-08 22:46:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 22:46:59,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:59,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 16 proven. 204 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:47:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2024-11-08 22:47:29,135 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2024-11-08 22:47:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:47:29,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:29,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 84 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:48:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 169 states and 261 transitions. [2024-11-08 22:48:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 261 transitions. [2024-11-08 22:48:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 22:48:11,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:11,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:48:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 18 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:48:39,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 180 states and 278 transitions. [2024-11-08 22:48:39,231 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 278 transitions. [2024-11-08 22:48:39,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-08 22:48:39,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:39,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:48:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 108 proven. 199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:49:26,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:49:26,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 186 states and 288 transitions. [2024-11-08 22:49:26,372 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 288 transitions. [2024-11-08 22:49:26,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-08 22:49:26,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:49:26,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:49:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:49:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 20 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:50:05,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:05,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 197 states and 305 transitions. [2024-11-08 22:50:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 305 transitions. [2024-11-08 22:50:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-08 22:50:05,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:05,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 135 proven. 241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:05,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:05,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 203 states and 315 transitions. [2024-11-08 22:51:05,390 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 315 transitions. [2024-11-08 22:51:05,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-08 22:51:05,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:05,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 22 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:52,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:52,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 214 states and 332 transitions. [2024-11-08 22:51:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 332 transitions. [2024-11-08 22:51:52,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-08 22:51:52,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:52,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:52:14,394 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 165 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:53:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 220 states and 342 transitions. [2024-11-08 22:53:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 342 transitions. [2024-11-08 22:53:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-08 22:53:07,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:07,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:53:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:11,854 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 24 proven. 474 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:53:52,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:52,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 231 states and 359 transitions. [2024-11-08 22:53:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 359 transitions. [2024-11-08 22:53:52,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 22:53:52,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:52,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:53:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 198 proven. 337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:55:04,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:55:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 237 states and 369 transitions. [2024-11-08 22:55:04,838 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 369 transitions. [2024-11-08 22:55:04,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-08 22:55:04,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:55:04,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:55:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:55:09,683 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 26 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:55:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:55:51,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 248 states and 386 transitions. [2024-11-08 22:55:51,601 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 386 transitions. [2024-11-08 22:55:51,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-08 22:55:51,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:55:51,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:55:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:56:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 234 proven. 391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.