./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-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 d952a2ac4207d7207b65e88d163e23d18bb81c0593196a835eab903a81ce4e5c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:08,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:08,390 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:02:08,400 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:02:08,401 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:02:08,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:08,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:08,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:08,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:08,458 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:08,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:08,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:08,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:08,463 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:02:08,463 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:02:08,464 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:02:08,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:08,465 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:02:08,465 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:08,466 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:08,467 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:08,467 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:08,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:08,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:08,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:08,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:08,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:08,471 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:02:08,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:02:08,472 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_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d952a2ac4207d7207b65e88d163e23d18bb81c0593196a835eab903a81ce4e5c [2023-11-19 04:02:08,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:08,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:08,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:08,853 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:08,854 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:08,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i [2023-11-19 04:02:12,057 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:02:12,566 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:02:12,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-2.i [2023-11-19 04:02:12,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/data/1610c757f/078ba636527044afb3a1579d0c917eb5/FLAG35d9d483a [2023-11-19 04:02:12,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/data/1610c757f/078ba636527044afb3a1579d0c917eb5 [2023-11-19 04:02:12,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:02:12,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:02:12,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:12,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:02:12,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:02:12,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:12" (1/1) ... [2023-11-19 04:02:12,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8a909c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:12, skipping insertion in model container [2023-11-19 04:02:12,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:12" (1/1) ... [2023-11-19 04:02:12,748 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:02:13,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:13,686 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:02:13,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:13,968 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:02:13,975 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:02:13,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13 WrapperNode [2023-11-19 04:02:13,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:13,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:13,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:02:13,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:02:13,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,128 INFO L138 Inliner]: procedures = 282, calls = 351, calls flagged for inlining = 26, calls inlined = 40, statements flattened = 1749 [2023-11-19 04:02:14,129 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:14,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:02:14,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:02:14,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:02:14,140 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,281 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:02:14,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:02:14,332 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:02:14,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:02:14,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:13" (1/1) ... [2023-11-19 04:02:14,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:14,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:02:14,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:02:14,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956c98a2-d8e2-4bca-a301-d26f69d75e9e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:02:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:02:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:02:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:02:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:02:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:02:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:02:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:02:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:02:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:02:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:02:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:02:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:02:14,706 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:02:14,708 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:02:17,544 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:02:19,402 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:02:19,403 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 04:02:19,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:19 BoogieIcfgContainer [2023-11-19 04:02:19,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:02:19,419 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:02:19,420 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:02:19,433 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:02:19,433 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:19" (1/1) ... [2023-11-19 04:02:19,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:02:19,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:19,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1252 states and 1417 transitions. [2023-11-19 04:02:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1417 transitions. [2023-11-19 04:02:19,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:02:19,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:19,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:19,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:19,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1251 states and 1416 transitions. [2023-11-19 04:02:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1416 transitions. [2023-11-19 04:02:19,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:02:19,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:19,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:20,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1250 states and 1415 transitions. [2023-11-19 04:02:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1415 transitions. [2023-11-19 04:02:20,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:02:20,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:20,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:20,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:20,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:20,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1249 states and 1413 transitions. [2023-11-19 04:02:20,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1413 transitions. [2023-11-19 04:02:20,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:02:20,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:20,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:20,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:20,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1250 states and 1415 transitions. [2023-11-19 04:02:20,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1415 transitions. [2023-11-19 04:02:20,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:02:20,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:20,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:20,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:20,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1249 states and 1414 transitions. [2023-11-19 04:02:20,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1414 transitions. [2023-11-19 04:02:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:02:20,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:20,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:21,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:21,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:21,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1252 states and 1419 transitions. [2023-11-19 04:02:21,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1419 transitions. [2023-11-19 04:02:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:02:21,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:21,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:21,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:21,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1251 states and 1418 transitions. [2023-11-19 04:02:21,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1418 transitions. [2023-11-19 04:02:21,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:02:21,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:21,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:21,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:21,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:21,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1252 states and 1420 transitions. [2023-11-19 04:02:21,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1420 transitions. [2023-11-19 04:02:21,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:02:21,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:21,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:21,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:21,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1253 states and 1422 transitions. [2023-11-19 04:02:21,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1422 transitions. [2023-11-19 04:02:21,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:02:21,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:21,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1254 states and 1424 transitions. [2023-11-19 04:02:22,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1424 transitions. [2023-11-19 04:02:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:02:22,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:22,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:22,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:22,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1253 states and 1422 transitions. [2023-11-19 04:02:22,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1422 transitions. [2023-11-19 04:02:22,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:02:22,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:22,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:22,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:22,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1254 states and 1424 transitions. [2023-11-19 04:02:22,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1424 transitions. [2023-11-19 04:02:22,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:02:22,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:22,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:22,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:22,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1255 states and 1426 transitions. [2023-11-19 04:02:22,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1426 transitions. [2023-11-19 04:02:22,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:02:22,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:22,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:22,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:22,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:22,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1257 states and 1430 transitions. [2023-11-19 04:02:22,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1430 transitions. [2023-11-19 04:02:22,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:02:22,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:22,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:22,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:22,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:22,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1256 states and 1429 transitions. [2023-11-19 04:02:22,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1429 transitions. [2023-11-19 04:02:22,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:02:22,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:22,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:22,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:22,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1257 states and 1430 transitions. [2023-11-19 04:02:22,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1430 transitions. [2023-11-19 04:02:22,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:02:22,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:22,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:22,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:22,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:22,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1258 states and 1432 transitions. [2023-11-19 04:02:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1432 transitions. [2023-11-19 04:02:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:02:22,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:22,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:23,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:23,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1261 states and 1436 transitions. [2023-11-19 04:02:23,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1436 transitions. [2023-11-19 04:02:23,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:02:23,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:23,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:23,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:23,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:23,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:23,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:23,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1261 states and 1434 transitions. [2023-11-19 04:02:23,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1434 transitions. [2023-11-19 04:02:23,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:02:23,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:23,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:23,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1262 states and 1432 transitions. [2023-11-19 04:02:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1432 transitions. [2023-11-19 04:02:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:02:23,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:23,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:23,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:23,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:23,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1262 states and 1428 transitions. [2023-11-19 04:02:23,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1428 transitions. [2023-11-19 04:02:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:02:23,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:23,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:23,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:23,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:24,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:24,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1262 states and 1426 transitions. [2023-11-19 04:02:24,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1426 transitions. [2023-11-19 04:02:24,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:02:24,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:24,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:24,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:02:24,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:24,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:24,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:24,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1267 states and 1435 transitions. [2023-11-19 04:02:24,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1435 transitions. [2023-11-19 04:02:24,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:02:24,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:24,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:24,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:02:24,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:24,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:25,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:25,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1269 states and 1438 transitions. [2023-11-19 04:02:25,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1438 transitions. [2023-11-19 04:02:25,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:02:25,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:25,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:25,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:25,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:25,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1271 states and 1444 transitions. [2023-11-19 04:02:25,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1444 transitions. [2023-11-19 04:02:25,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:02:25,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:25,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:26,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:26,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:26,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:26,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1270 states and 1443 transitions. [2023-11-19 04:02:26,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1443 transitions. [2023-11-19 04:02:26,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:02:26,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:26,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:26,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:26,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:26,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:26,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:26,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:26,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1271 states and 1444 transitions. [2023-11-19 04:02:26,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1444 transitions. [2023-11-19 04:02:26,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:02:26,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:26,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:26,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:26,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:26,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:26,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1270 states and 1443 transitions. [2023-11-19 04:02:26,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1443 transitions. [2023-11-19 04:02:26,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:02:26,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:26,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:26,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:26,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:26,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:27,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1271 states and 1445 transitions. [2023-11-19 04:02:27,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1445 transitions. [2023-11-19 04:02:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:02:27,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:27,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:27,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:27,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:27,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1274 states and 1451 transitions. [2023-11-19 04:02:27,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1451 transitions. [2023-11-19 04:02:27,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:02:27,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:27,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:27,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:27,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:27,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:28,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1273 states and 1450 transitions. [2023-11-19 04:02:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1450 transitions. [2023-11-19 04:02:28,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:02:28,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:28,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:28,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:28,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:28,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:28,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:28,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:28,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1274 states and 1452 transitions. [2023-11-19 04:02:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1452 transitions. [2023-11-19 04:02:28,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:02:28,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:28,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:28,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:28,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:28,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:28,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1273 states and 1451 transitions. [2023-11-19 04:02:28,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1451 transitions. [2023-11-19 04:02:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:02:28,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:28,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:28,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:28,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:28,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:28,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:29,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1274 states and 1453 transitions. [2023-11-19 04:02:29,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1453 transitions. [2023-11-19 04:02:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:02:29,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:29,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:29,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:29,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1277 states and 1457 transitions. [2023-11-19 04:02:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1457 transitions. [2023-11-19 04:02:29,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:02:29,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:29,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:29,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:29,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:29,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:29,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:29,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:29,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1278 states and 1460 transitions. [2023-11-19 04:02:29,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1460 transitions. [2023-11-19 04:02:29,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:02:29,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:29,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:29,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:29,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:29,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:30,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1278 states and 1459 transitions. [2023-11-19 04:02:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1459 transitions. [2023-11-19 04:02:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:02:30,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:30,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:30,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:30,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:30,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1277 states and 1458 transitions. [2023-11-19 04:02:30,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1458 transitions. [2023-11-19 04:02:30,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:02:30,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:30,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:30,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:30,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:30,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:30,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:30,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1278 states and 1460 transitions. [2023-11-19 04:02:30,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1460 transitions. [2023-11-19 04:02:30,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:02:30,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:30,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:30,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:30,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:30,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:31,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:31,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1281 states and 1464 transitions. [2023-11-19 04:02:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1464 transitions. [2023-11-19 04:02:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:02:31,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:31,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:31,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:31,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:31,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:31,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1280 states and 1463 transitions. [2023-11-19 04:02:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1463 transitions. [2023-11-19 04:02:31,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:02:31,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:31,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:31,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:31,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:31,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:31,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1281 states and 1465 transitions. [2023-11-19 04:02:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1465 transitions. [2023-11-19 04:02:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:02:31,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:31,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:31,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:31,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1280 states and 1464 transitions. [2023-11-19 04:02:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1464 transitions. [2023-11-19 04:02:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:02:31,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:31,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:32,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:32,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:32,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:32,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:32,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:32,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1281 states and 1466 transitions. [2023-11-19 04:02:32,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1466 transitions. [2023-11-19 04:02:32,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:02:32,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:32,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:32,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:32,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:32,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:32,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1284 states and 1470 transitions. [2023-11-19 04:02:32,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1470 transitions. [2023-11-19 04:02:32,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:02:32,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:32,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:32,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:32,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:32,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:33,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:33,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1283 states and 1469 transitions. [2023-11-19 04:02:33,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1469 transitions. [2023-11-19 04:02:33,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:02:33,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:33,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:33,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:33,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:33,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:33,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:33,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:33,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1284 states and 1471 transitions. [2023-11-19 04:02:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1471 transitions. [2023-11-19 04:02:33,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:02:33,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:33,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:34,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:34,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:34,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:34,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1285 states and 1474 transitions. [2023-11-19 04:02:34,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1474 transitions. [2023-11-19 04:02:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:02:34,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:34,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:34,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:34,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:34,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:35,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1285 states and 1473 transitions. [2023-11-19 04:02:35,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1473 transitions. [2023-11-19 04:02:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:02:35,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:35,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:35,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:35,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:35,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:35,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1288 states and 1477 transitions. [2023-11-19 04:02:35,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1477 transitions. [2023-11-19 04:02:35,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:02:35,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:35,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:35,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:02:35,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:35,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1287 states and 1476 transitions. [2023-11-19 04:02:35,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1476 transitions. [2023-11-19 04:02:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:02:35,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:35,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:35,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:02:35,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:35,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:35,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:36,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:36,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1288 states and 1478 transitions. [2023-11-19 04:02:36,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1478 transitions. [2023-11-19 04:02:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:02:36,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:36,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:36,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:02:36,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:36,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:36,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:36,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1291 states and 1482 transitions. [2023-11-19 04:02:36,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1482 transitions. [2023-11-19 04:02:36,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:02:36,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:36,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:36,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:02:36,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:36,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1307 states and 1501 transitions. [2023-11-19 04:02:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1501 transitions. [2023-11-19 04:02:36,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:02:36,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:36,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:36,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:02:36,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:36,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:02:37,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:37,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1323 states and 1526 transitions. [2023-11-19 04:02:37,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1526 transitions. [2023-11-19 04:02:37,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:02:37,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:37,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:37,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:02:37,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:39,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:02:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1323 states and 1524 transitions. [2023-11-19 04:02:39,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1524 transitions. [2023-11-19 04:02:39,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:02:39,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:39,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:39,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:02:39,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:02:39,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:02:49,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:02:59,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []