./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test4-2.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_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/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_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/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_6239015b-693e-4407-998c-0e509ff3a6bd/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 ad1cff32d745d4f106cd2272d34984c4724156cea3537acaf98384a0b708b01e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:37,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:37,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:03:37,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:37,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:37,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:37,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:37,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:37,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:37,710 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:37,712 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:37,713 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:37,713 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:37,715 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:03:37,716 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:03:37,716 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:03:37,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:37,717 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:37,718 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:37,718 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:37,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:37,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:37,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:37,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:37,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:37,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:37,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:37,723 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:37,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:37,724 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_6239015b-693e-4407-998c-0e509ff3a6bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1cff32d745d4f106cd2272d34984c4724156cea3537acaf98384a0b708b01e [2023-11-19 04:03:38,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:38,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:38,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:38,134 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:38,135 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:38,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test4-2.i [2023-11-19 04:03:41,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:41,706 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:41,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test4-2.i [2023-11-19 04:03:41,743 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/data/840b6ec5e/3e08c4573252419bbd06bea19b247835/FLAGba28bfab7 [2023-11-19 04:03:41,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/data/840b6ec5e/3e08c4573252419bbd06bea19b247835 [2023-11-19 04:03:41,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:41,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:41,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:41,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:41,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:41,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:41" (1/1) ... [2023-11-19 04:03:41,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f05dbad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:41, skipping insertion in model container [2023-11-19 04:03:41,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:41" (1/1) ... [2023-11-19 04:03:41,899 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:42,241 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:03:42,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:42,703 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:42,728 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:03:42,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:42,918 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:42,928 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:42,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42 WrapperNode [2023-11-19 04:03:42,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:42,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:42,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:42,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:42,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,265 INFO L138 Inliner]: procedures = 178, calls = 392, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1676 [2023-11-19 04:03:43,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:43,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:43,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:43,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:43,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:43,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:43,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:43,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:43,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:42" (1/1) ... [2023-11-19 04:03:43,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:43,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:43,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:43,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6239015b-693e-4407-998c-0e509ff3a6bd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:43,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:43,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:43,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:03:43,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:43,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:43,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:03:43,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:03:43,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:43,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:43,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:43,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:44,055 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:44,059 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:47,642 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:49,281 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:49,281 INFO L302 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-19 04:03:49,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:49 BoogieIcfgContainer [2023-11-19 04:03:49,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:49,301 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:49,301 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:49,312 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:49,313 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:49" (1/1) ... [2023-11-19 04:03:49,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:49,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1315 states and 1451 transitions. [2023-11-19 04:03:49,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1451 transitions. [2023-11-19 04:03:49,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:03:49,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:49,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,587 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 04:03:49,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:49,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1316 states and 1452 transitions. [2023-11-19 04:03:49,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1452 transitions. [2023-11-19 04:03:49,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:03:49,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:49,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,797 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 04:03:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:49,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1315 states and 1451 transitions. [2023-11-19 04:03:49,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1451 transitions. [2023-11-19 04:03:49,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:03:49,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:49,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,955 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 04:03:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1314 states and 1450 transitions. [2023-11-19 04:03:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1450 transitions. [2023-11-19 04:03:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:50,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,099 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 04:03:50,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1313 states and 1449 transitions. [2023-11-19 04:03:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1449 transitions. [2023-11-19 04:03:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:50,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,228 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 04:03:50,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1312 states and 1448 transitions. [2023-11-19 04:03:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1448 transitions. [2023-11-19 04:03:50,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:50,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,487 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 04:03:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1314 states and 1452 transitions. [2023-11-19 04:03:50,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1452 transitions. [2023-11-19 04:03:50,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:50,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,716 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 04:03:51,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1317 states and 1457 transitions. [2023-11-19 04:03:51,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1457 transitions. [2023-11-19 04:03:51,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:51,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:51,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:51,239 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 04:03:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1317 states and 1451 transitions. [2023-11-19 04:03:51,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1451 transitions. [2023-11-19 04:03:51,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:51,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,308 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 04:03:51,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1322 states and 1461 transitions. [2023-11-19 04:03:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1461 transitions. [2023-11-19 04:03:51,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:03:51,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,794 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 04:03:52,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:52,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1324 states and 1462 transitions. [2023-11-19 04:03:52,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1462 transitions. [2023-11-19 04:03:52,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:52,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:52,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:52,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:52,090 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 04:03:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:52,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1324 states and 1460 transitions. [2023-11-19 04:03:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1460 transitions. [2023-11-19 04:03:52,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:52,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:52,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:52,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:52,230 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 04:03:52,280 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 04:03:52,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:52,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1326 states and 1464 transitions. [2023-11-19 04:03:52,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1464 transitions. [2023-11-19 04:03:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:52,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:52,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:52,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:52,455 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 04:03:52,535 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 04:03:52,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:52,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1328 states and 1468 transitions. [2023-11-19 04:03:52,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1468 transitions. [2023-11-19 04:03:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:52,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:52,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:52,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:52,950 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 04:03:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1330 states and 1474 transitions. [2023-11-19 04:03:53,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1474 transitions. [2023-11-19 04:03:53,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:53,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:53,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:53,354 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 04:03:53,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1329 states and 1473 transitions. [2023-11-19 04:03:53,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1473 transitions. [2023-11-19 04:03:53,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:53,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:53,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:53,524 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 04:03:53,680 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 04:03:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1330 states and 1474 transitions. [2023-11-19 04:03:53,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1474 transitions. [2023-11-19 04:03:53,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:53,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:53,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:53,905 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 04:03:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1329 states and 1473 transitions. [2023-11-19 04:03:53,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1473 transitions. [2023-11-19 04:03:53,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:53,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:54,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:54,012 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 04:03:54,125 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 04:03:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1330 states and 1475 transitions. [2023-11-19 04:03:54,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1475 transitions. [2023-11-19 04:03:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:54,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:54,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:54,585 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 04:03:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1333 states and 1481 transitions. [2023-11-19 04:03:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1481 transitions. [2023-11-19 04:03:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:54,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:54,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:54,834 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 04:03:54,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1332 states and 1480 transitions. [2023-11-19 04:03:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1480 transitions. [2023-11-19 04:03:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:54,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:54,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:54,937 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 04:03:55,047 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 04:03:55,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1333 states and 1482 transitions. [2023-11-19 04:03:55,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1482 transitions. [2023-11-19 04:03:55,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:55,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:55,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:55,484 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 04:03:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1332 states and 1481 transitions. [2023-11-19 04:03:55,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1481 transitions. [2023-11-19 04:03:55,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:55,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:55,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:55,609 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 04:03:55,723 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 04:03:56,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:56,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1333 states and 1483 transitions. [2023-11-19 04:03:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1483 transitions. [2023-11-19 04:03:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:56,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:56,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:56,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:56,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:56,152 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 04:03:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1336 states and 1487 transitions. [2023-11-19 04:03:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1487 transitions. [2023-11-19 04:03:56,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:56,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:56,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:56,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:56,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:56,277 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 04:03:56,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:56,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1335 states and 1486 transitions. [2023-11-19 04:03:56,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1486 transitions. [2023-11-19 04:03:56,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:56,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:56,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:56,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:56,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:56,397 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 04:03:56,517 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 04:03:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:56,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1336 states and 1488 transitions. [2023-11-19 04:03:56,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1488 transitions. [2023-11-19 04:03:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:56,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:56,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:56,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:56,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:56,990 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 04:03:57,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1335 states and 1487 transitions. [2023-11-19 04:03:57,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1487 transitions. [2023-11-19 04:03:57,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:57,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:57,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:57,130 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 04:03:57,263 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 04:03:57,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1336 states and 1489 transitions. [2023-11-19 04:03:57,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1489 transitions. [2023-11-19 04:03:57,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:57,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:57,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:57,744 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 04:03:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1339 states and 1493 transitions. [2023-11-19 04:03:57,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1493 transitions. [2023-11-19 04:03:57,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:57,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:57,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:57,873 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 04:03:57,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1338 states and 1492 transitions. [2023-11-19 04:03:57,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1492 transitions. [2023-11-19 04:03:57,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:57,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:57,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:57,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:57,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:57,986 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 04:03:58,126 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 04:03:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:58,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1339 states and 1494 transitions. [2023-11-19 04:03:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1494 transitions. [2023-11-19 04:03:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:58,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:58,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:58,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:58,640 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 04:03:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:58,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1338 states and 1493 transitions. [2023-11-19 04:03:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1493 transitions. [2023-11-19 04:03:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:58,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:58,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:58,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:58,763 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 04:03:58,898 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 04:03:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1339 states and 1495 transitions. [2023-11-19 04:03:59,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1495 transitions. [2023-11-19 04:03:59,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:59,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:59,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:59,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:59,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:59,423 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 04:03:59,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:59,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1342 states and 1499 transitions. [2023-11-19 04:03:59,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1499 transitions. [2023-11-19 04:03:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:59,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:59,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:59,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:59,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:59,560 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 04:03:59,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:59,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1341 states and 1498 transitions. [2023-11-19 04:03:59,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1498 transitions. [2023-11-19 04:03:59,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:59,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:59,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:59,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:59,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:59,682 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 04:03:59,820 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 04:04:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1342 states and 1500 transitions. [2023-11-19 04:04:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1500 transitions. [2023-11-19 04:04:00,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:04:00,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:00,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:00,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:00,334 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 04:04:00,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:00,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1341 states and 1499 transitions. [2023-11-19 04:04:00,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1499 transitions. [2023-11-19 04:04:00,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:04:00,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:00,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:04:00,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:00,454 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 04:04:00,609 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 04:04:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1342 states and 1501 transitions. [2023-11-19 04:04:01,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1501 transitions. [2023-11-19 04:04:01,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:04:01,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:01,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:01,164 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 04:04:01,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1345 states and 1505 transitions. [2023-11-19 04:04:01,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1505 transitions. [2023-11-19 04:04:01,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:04:01,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:01,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:01,296 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 04:04:01,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1344 states and 1504 transitions. [2023-11-19 04:04:01,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1504 transitions. [2023-11-19 04:04:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:04:01,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:04:01,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:01,418 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 04:04:01,579 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 04:04:02,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:02,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1345 states and 1506 transitions. [2023-11-19 04:04:02,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1506 transitions. [2023-11-19 04:04:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:04:02,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:02,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:02,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:02,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:02,104 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 04:04:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:02,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1348 states and 1510 transitions. [2023-11-19 04:04:02,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1510 transitions. [2023-11-19 04:04:02,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:04:02,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:02,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:02,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:04:02,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:02,231 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 04:04:02,270 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 04:04:02,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:02,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1364 states and 1528 transitions. [2023-11-19 04:04:02,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1528 transitions. [2023-11-19 04:04:02,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:04:02,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:02,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:02,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:04:02,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:02,875 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 04:04:02,956 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 04:04:03,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:03,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1380 states and 1553 transitions. [2023-11-19 04:04:03,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1553 transitions. [2023-11-19 04:04:03,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:04:03,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:03,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:03,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:04:03,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:03,685 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 04:04:13,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:13,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1380 states and 1551 transitions. [2023-11-19 04:04:13,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1551 transitions. [2023-11-19 04:04:13,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:04:13,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:13,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:13,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:04:13,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:19,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:19,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1365 states and 1532 transitions. [2023-11-19 04:04:19,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1532 transitions. [2023-11-19 04:04:19,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:04:19,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:19,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:19,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:04:19,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:19,835 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 04:04:20,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:25,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:04:25,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:25,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1380 states and 1550 transitions. [2023-11-19 04:04:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1550 transitions. [2023-11-19 04:04:25,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:04:25,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:25,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:25,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:25,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:25,894 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 04:04:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:27,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1262 states and 1387 transitions. [2023-11-19 04:04:27,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1387 transitions. [2023-11-19 04:04:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:04:27,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:27,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:27,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:27,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:27,154 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 04:04:27,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:27,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1261 states and 1386 transitions. [2023-11-19 04:04:27,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1386 transitions. [2023-11-19 04:04:27,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:04:27,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:27,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:27,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:27,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:27,673 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 04:04:28,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1260 states and 1385 transitions. [2023-11-19 04:04:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1385 transitions. [2023-11-19 04:04:28,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:04:28,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:28,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:28,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:28,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:28,359 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 04:04:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:28,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1260 states and 1384 transitions. [2023-11-19 04:04:28,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1384 transitions. [2023-11-19 04:04:28,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:04:28,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:28,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:28,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:28,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:28,906 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 04:04:28,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:28,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1259 states and 1383 transitions. [2023-11-19 04:04:28,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1383 transitions. [2023-11-19 04:04:28,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:04:28,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:28,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:29,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:29,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:29,224 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 04:04:29,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:29,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1258 states and 1382 transitions. [2023-11-19 04:04:29,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1382 transitions. [2023-11-19 04:04:29,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:04:29,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:29,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:29,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:29,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:29,872 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 04:04:30,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:30,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1258 states and 1381 transitions. [2023-11-19 04:04:30,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1381 transitions. [2023-11-19 04:04:30,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:04:30,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:30,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:30,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:04:30,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:30,386 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 04:04:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:30,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1257 states and 1380 transitions. [2023-11-19 04:04:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1380 transitions. [2023-11-19 04:04:30,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:04:30,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:30,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:30,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:30,585 INFO L285 TraceCheckSpWp]: Computing forward predicates...