./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.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_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/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_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/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_9f502904-c266-45a7-bb54-5e862dbc00f3/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 4f54335276b565c52e40eef6a3f78ed9d794347e65877e7f862e4de86bcdea73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:11,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:11,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:08:11,352 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:11,353 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:11,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:11,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:11,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:11,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:11,380 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:11,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:11,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:11,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:11,382 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:11,383 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:11,383 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:08:11,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:11,385 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:11,385 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:11,386 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:11,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:11,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:11,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:11,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:11,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:11,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:11,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:11,395 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:11,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:11,396 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_9f502904-c266-45a7-bb54-5e862dbc00f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f54335276b565c52e40eef6a3f78ed9d794347e65877e7f862e4de86bcdea73 [2023-11-19 04:08:11,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:11,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:11,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:11,735 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:11,740 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:11,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i [2023-11-19 04:08:14,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:15,423 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:15,424 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test9-1.i [2023-11-19 04:08:15,461 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/data/2923e2318/2531d85909f04f0ca87c25e11837a266/FLAG4a329701f [2023-11-19 04:08:15,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/data/2923e2318/2531d85909f04f0ca87c25e11837a266 [2023-11-19 04:08:15,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:15,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:15,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:15,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:15,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:15,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:15" (1/1) ... [2023-11-19 04:08:15,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@341fb01a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:15, skipping insertion in model container [2023-11-19 04:08:15,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:15" (1/1) ... [2023-11-19 04:08:15,598 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:16,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:16,583 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:16,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:16,915 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:16,924 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:16,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16 WrapperNode [2023-11-19 04:08:16,925 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:16,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:16,927 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:16,927 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:16,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:16,989 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,229 INFO L138 Inliner]: procedures = 177, calls = 732, calls flagged for inlining = 508, calls inlined = 1007, statements flattened = 6211 [2023-11-19 04:08:17,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:17,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:17,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:17,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:17,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:17,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:17,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:17,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:17,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:16" (1/1) ... [2023-11-19 04:08:17,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:17,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:17,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:17,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f502904-c266-45a7-bb54-5e862dbc00f3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:08:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:08:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:08:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:08:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:17,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:17,827 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:17,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:23,203 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:25,811 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:25,811 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 04:08:25,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:25 BoogieIcfgContainer [2023-11-19 04:08:25,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:25,838 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:25,838 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:25,849 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:25,849 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:25" (1/1) ... [2023-11-19 04:08:25,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:25,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 4280 states and 5881 transitions. [2023-11-19 04:08:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5881 transitions. [2023-11-19 04:08:26,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:08:26,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,270 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 04:08:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 4279 states and 5880 transitions. [2023-11-19 04:08:26,376 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5880 transitions. [2023-11-19 04:08:26,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:08:26,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,559 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 04:08:26,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 4278 states and 5879 transitions. [2023-11-19 04:08:26,675 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5879 transitions. [2023-11-19 04:08:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:08:26,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,709 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 04:08:26,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5877 states to 4277 states and 5877 transitions. [2023-11-19 04:08:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 5877 transitions. [2023-11-19 04:08:26,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:08:26,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,912 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 04:08:26,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5876 states to 4276 states and 5876 transitions. [2023-11-19 04:08:26,970 INFO L276 IsEmpty]: Start isEmpty. Operand 4276 states and 5876 transitions. [2023-11-19 04:08:26,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:26,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,098 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 04:08:27,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5875 states to 4275 states and 5875 transitions. [2023-11-19 04:08:27,157 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 5875 transitions. [2023-11-19 04:08:27,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:27,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,314 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 04:08:27,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 4278 states and 5880 transitions. [2023-11-19 04:08:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5880 transitions. [2023-11-19 04:08:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:27,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,554 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 04:08:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 4277 states and 5879 transitions. [2023-11-19 04:08:27,584 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 5879 transitions. [2023-11-19 04:08:27,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:08:27,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,616 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 04:08:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 4278 states and 5880 transitions. [2023-11-19 04:08:27,654 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5880 transitions. [2023-11-19 04:08:27,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:27,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,709 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 04:08:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5882 states to 4279 states and 5882 transitions. [2023-11-19 04:08:27,862 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5882 transitions. [2023-11-19 04:08:27,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:27,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,932 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 04:08:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 4280 states and 5884 transitions. [2023-11-19 04:08:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5884 transitions. [2023-11-19 04:08:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:28,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,244 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 04:08:28,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5882 states to 4279 states and 5882 transitions. [2023-11-19 04:08:28,280 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5882 transitions. [2023-11-19 04:08:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:28,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,319 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 04:08:28,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 4278 states and 5881 transitions. [2023-11-19 04:08:28,359 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5881 transitions. [2023-11-19 04:08:28,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:28,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,396 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 04:08:28,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 4279 states and 5883 transitions. [2023-11-19 04:08:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5883 transitions. [2023-11-19 04:08:28,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:28,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 4280 states and 5884 transitions. [2023-11-19 04:08:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5884 transitions. [2023-11-19 04:08:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:28,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,833 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 04:08:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 4279 states and 5883 transitions. [2023-11-19 04:08:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5883 transitions. [2023-11-19 04:08:28,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:08:28,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,899 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 04:08:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:28,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5882 states to 4278 states and 5882 transitions. [2023-11-19 04:08:28,930 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5882 transitions. [2023-11-19 04:08:28,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:28,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,957 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 04:08:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 4277 states and 5881 transitions. [2023-11-19 04:08:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 5881 transitions. [2023-11-19 04:08:29,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:29,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,248 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 04:08:29,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 4280 states and 5884 transitions. [2023-11-19 04:08:29,358 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5884 transitions. [2023-11-19 04:08:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:08:29,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,463 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 04:08:29,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5887 states to 4282 states and 5887 transitions. [2023-11-19 04:08:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5887 transitions. [2023-11-19 04:08:29,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:08:29,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:29,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:29,909 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 04:08:29,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5885 states to 4282 states and 5885 transitions. [2023-11-19 04:08:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5885 transitions. [2023-11-19 04:08:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:08:29,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:29,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:29,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:29,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:29,997 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 04:08:30,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 4282 states and 5881 transitions. [2023-11-19 04:08:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5881 transitions. [2023-11-19 04:08:30,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:30,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:30,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:30,085 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 04:08:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 4282 states and 5879 transitions. [2023-11-19 04:08:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5879 transitions. [2023-11-19 04:08:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:30,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:30,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:30,223 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 6 treesize of output 5 [2023-11-19 04:08:30,289 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 04:08:30,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 4284 states and 5883 transitions. [2023-11-19 04:08:30,378 INFO L276 IsEmpty]: Start isEmpty. Operand 4284 states and 5883 transitions. [2023-11-19 04:08:30,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:30,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:30,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:30,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:30,463 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 04:08:30,622 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 04:08:31,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5891 states to 4289 states and 5891 transitions. [2023-11-19 04:08:31,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4289 states and 5891 transitions. [2023-11-19 04:08:31,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:31,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:31,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:31,292 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 04:08:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5897 states to 4291 states and 5897 transitions. [2023-11-19 04:08:31,652 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 5897 transitions. [2023-11-19 04:08:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:31,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:31,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:31,815 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 04:08:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5896 states to 4290 states and 5896 transitions. [2023-11-19 04:08:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 4290 states and 5896 transitions. [2023-11-19 04:08:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:31,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:31,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:31,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:31,948 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 04:08:32,158 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 04:08:32,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5897 states to 4291 states and 5897 transitions. [2023-11-19 04:08:32,345 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 5897 transitions. [2023-11-19 04:08:32,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:32,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,452 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 04:08:32,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5896 states to 4290 states and 5896 transitions. [2023-11-19 04:08:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 4290 states and 5896 transitions. [2023-11-19 04:08:32,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:32,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:32,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:32,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:32,592 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 04:08:32,736 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 04:08:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5898 states to 4291 states and 5898 transitions. [2023-11-19 04:08:33,157 INFO L276 IsEmpty]: Start isEmpty. Operand 4291 states and 5898 transitions. [2023-11-19 04:08:33,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:33,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:33,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:33,328 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 04:08:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 4294 states and 5904 transitions. [2023-11-19 04:08:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 5904 transitions. [2023-11-19 04:08:33,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:33,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:33,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:33,670 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 04:08:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5903 states to 4293 states and 5903 transitions. [2023-11-19 04:08:33,724 INFO L276 IsEmpty]: Start isEmpty. Operand 4293 states and 5903 transitions. [2023-11-19 04:08:33,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:08:33,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:33,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:33,819 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 04:08:33,973 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 04:08:34,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 4294 states and 5905 transitions. [2023-11-19 04:08:34,369 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 5905 transitions. [2023-11-19 04:08:34,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:34,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,461 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 04:08:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 4293 states and 5904 transitions. [2023-11-19 04:08:34,493 INFO L276 IsEmpty]: Start isEmpty. Operand 4293 states and 5904 transitions. [2023-11-19 04:08:34,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:08:34,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:34,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:34,574 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 04:08:34,708 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 04:08:35,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5906 states to 4294 states and 5906 transitions. [2023-11-19 04:08:35,124 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 5906 transitions. [2023-11-19 04:08:35,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:35,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,214 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 04:08:35,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5910 states to 4297 states and 5910 transitions. [2023-11-19 04:08:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 5910 transitions. [2023-11-19 04:08:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:35,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,362 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 04:08:35,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:35,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5909 states to 4296 states and 5909 transitions. [2023-11-19 04:08:35,396 INFO L276 IsEmpty]: Start isEmpty. Operand 4296 states and 5909 transitions. [2023-11-19 04:08:35,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:08:35,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:35,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:35,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:35,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:35,495 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 04:08:35,644 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 04:08:36,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5911 states to 4297 states and 5911 transitions. [2023-11-19 04:08:36,132 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 5911 transitions. [2023-11-19 04:08:36,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:36,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:36,243 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 04:08:36,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5910 states to 4296 states and 5910 transitions. [2023-11-19 04:08:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 4296 states and 5910 transitions. [2023-11-19 04:08:36,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:08:36,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:36,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:36,393 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 04:08:36,561 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 04:08:36,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5912 states to 4297 states and 5912 transitions. [2023-11-19 04:08:36,994 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 5912 transitions. [2023-11-19 04:08:36,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:36,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:37,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:37,083 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 04:08:37,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5916 states to 4300 states and 5916 transitions. [2023-11-19 04:08:37,136 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 5916 transitions. [2023-11-19 04:08:37,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:37,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:37,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:37,236 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 04:08:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5915 states to 4299 states and 5915 transitions. [2023-11-19 04:08:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 5915 transitions. [2023-11-19 04:08:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:08:37,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:37,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:37,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:37,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:37,358 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 04:08:37,531 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 04:08:37,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5917 states to 4300 states and 5917 transitions. [2023-11-19 04:08:38,003 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 5917 transitions. [2023-11-19 04:08:38,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:38,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:38,123 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 04:08:38,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5916 states to 4299 states and 5916 transitions. [2023-11-19 04:08:38,157 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 5916 transitions. [2023-11-19 04:08:38,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:08:38,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:38,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:38,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:38,259 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 04:08:38,469 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 04:08:38,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5918 states to 4300 states and 5918 transitions. [2023-11-19 04:08:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 4300 states and 5918 transitions. [2023-11-19 04:08:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:38,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:38,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:39,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:39,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,057 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 04:08:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5922 states to 4303 states and 5922 transitions. [2023-11-19 04:08:39,109 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 5922 transitions. [2023-11-19 04:08:39,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:39,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:39,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:39,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,205 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 04:08:39,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5921 states to 4302 states and 5921 transitions. [2023-11-19 04:08:39,236 INFO L276 IsEmpty]: Start isEmpty. Operand 4302 states and 5921 transitions. [2023-11-19 04:08:39,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:08:39,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:39,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:39,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:39,336 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 04:08:39,517 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 04:08:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:40,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5923 states to 4303 states and 5923 transitions. [2023-11-19 04:08:40,063 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 5923 transitions. [2023-11-19 04:08:40,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:40,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:40,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:40,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:40,165 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 04:08:40,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5922 states to 4302 states and 5922 transitions. [2023-11-19 04:08:40,199 INFO L276 IsEmpty]: Start isEmpty. Operand 4302 states and 5922 transitions. [2023-11-19 04:08:40,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:08:40,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:40,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:40,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:40,291 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 04:08:40,468 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 04:08:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:40,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5924 states to 4303 states and 5924 transitions. [2023-11-19 04:08:40,927 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 5924 transitions. [2023-11-19 04:08:40,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:40,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:40,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:40,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,017 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 04:08:41,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5928 states to 4306 states and 5928 transitions. [2023-11-19 04:08:41,063 INFO L276 IsEmpty]: Start isEmpty. Operand 4306 states and 5928 transitions. [2023-11-19 04:08:41,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:41,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,170 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 04:08:41,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5927 states to 4305 states and 5927 transitions. [2023-11-19 04:08:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 4305 states and 5927 transitions. [2023-11-19 04:08:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:08:41,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:41,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:41,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:08:41,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:41,306 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 04:08:41,521 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 04:08:42,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5929 states to 4306 states and 5929 transitions. [2023-11-19 04:08:42,070 INFO L276 IsEmpty]: Start isEmpty. Operand 4306 states and 5929 transitions. [2023-11-19 04:08:42,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:08:42,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:42,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:42,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:08:42,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:42,179 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 04:08:42,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:42,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5933 states to 4309 states and 5933 transitions. [2023-11-19 04:08:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 4309 states and 5933 transitions. [2023-11-19 04:08:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:42,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:42,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:42,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:08:42,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:42,330 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 6 treesize of output 5 [2023-11-19 04:08:42,380 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 04:08:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5951 states to 4325 states and 5951 transitions. [2023-11-19 04:08:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 4325 states and 5951 transitions. [2023-11-19 04:08:43,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:43,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:43,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:43,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:08:43,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:43,186 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 04:08:43,300 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 04:08:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5976 states to 4341 states and 5976 transitions. [2023-11-19 04:08:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 5976 transitions. [2023-11-19 04:08:44,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:08:44,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:44,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:44,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:08:44,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:44,342 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 04:08:54,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:08:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:54,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5974 states to 4341 states and 5974 transitions. [2023-11-19 04:08:54,397 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 5974 transitions. [2023-11-19 04:08:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:08:54,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:54,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:54,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:08:54,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.