./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_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_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/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_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/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_799a114e-a042-4ee1-9bdc-24dbddae41fe/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 03:37:46,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:46,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:37:46,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:37:46,289 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:37:46,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:46,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:46,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:46,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:46,343 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:46,344 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:37:46,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:46,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:46,348 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:37:46,348 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:37:46,349 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:37:46,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:46,350 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:37:46,350 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:46,351 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:46,351 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:46,352 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:46,352 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:46,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:46,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:46,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:46,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:46,356 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:37:46,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:37:46,357 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_799a114e-a042-4ee1-9bdc-24dbddae41fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1cff32d745d4f106cd2272d34984c4724156cea3537acaf98384a0b708b01e [2023-11-19 03:37:46,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:46,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:46,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:46,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:46,769 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:46,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-2.i [2023-11-19 03:37:50,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:51,050 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:51,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test4-2.i [2023-11-19 03:37:51,078 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/data/44bf0c8ca/b555a2167e8c4d54b516a00ce7fe4d80/FLAG9317b7b2e [2023-11-19 03:37:51,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/data/44bf0c8ca/b555a2167e8c4d54b516a00ce7fe4d80 [2023-11-19 03:37:51,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:51,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:51,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:51,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:51,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:51,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:51" (1/1) ... [2023-11-19 03:37:51,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@455e5807 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:51, skipping insertion in model container [2023-11-19 03:37:51,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:51" (1/1) ... [2023-11-19 03:37:51,243 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:51,613 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:37:52,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:52,151 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:52,173 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:37:52,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:52,333 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:52,343 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:52,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52 WrapperNode [2023-11-19 03:37:52,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:52,346 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:52,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:52,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:52,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,565 INFO L138 Inliner]: procedures = 178, calls = 392, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1676 [2023-11-19 03:37:52,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:52,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:52,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:52,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:52,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,757 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,787 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,822 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:52,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:52,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:52,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:52,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:52" (1/1) ... [2023-11-19 03:37:52,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:52,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:52,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:52,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799a114e-a042-4ee1-9bdc-24dbddae41fe/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:37:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:37:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:37:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:37:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:37:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:37:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:37:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:37:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:53,268 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:53,271 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:56,969 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:37:58,686 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:37:58,687 INFO L302 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-19 03:37:58,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:37:58 BoogieIcfgContainer [2023-11-19 03:37:58,701 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:37:58,702 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:37:58,702 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:37:58,715 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:37:58,715 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:37:58" (1/1) ... [2023-11-19 03:37:58,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:37:58,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1315 states and 1451 transitions. [2023-11-19 03:37:58,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1451 transitions. [2023-11-19 03:37:58,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:37:58,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:58,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:59,066 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 03:37:59,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1316 states and 1452 transitions. [2023-11-19 03:37:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1452 transitions. [2023-11-19 03:37:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:37:59,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:59,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:59,253 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 03:37:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1315 states and 1451 transitions. [2023-11-19 03:37:59,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1451 transitions. [2023-11-19 03:37:59,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:37:59,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:59,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:59,629 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 03:37:59,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:59,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1314 states and 1450 transitions. [2023-11-19 03:37:59,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1450 transitions. [2023-11-19 03:37:59,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:37:59,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:59,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:59,878 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 03:37:59,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:59,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1313 states and 1449 transitions. [2023-11-19 03:37:59,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1449 transitions. [2023-11-19 03:37:59,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:37:59,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:59,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:00,126 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 03:38:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1312 states and 1448 transitions. [2023-11-19 03:38:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1448 transitions. [2023-11-19 03:38:00,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:38:00,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:00,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:00,514 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 03:38:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:00,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1314 states and 1452 transitions. [2023-11-19 03:38:00,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1452 transitions. [2023-11-19 03:38:00,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:38:00,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:00,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:00,854 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 03:38:01,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1317 states and 1457 transitions. [2023-11-19 03:38:01,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1457 transitions. [2023-11-19 03:38:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:38:01,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:01,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:01,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:38:01,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:01,534 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 03:38:01,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:01,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1317 states and 1451 transitions. [2023-11-19 03:38:01,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1451 transitions. [2023-11-19 03:38:01,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:38:01,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:01,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:01,597 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 03:38:02,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1322 states and 1461 transitions. [2023-11-19 03:38:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1461 transitions. [2023-11-19 03:38:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:38:02,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:02,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:02,148 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 03:38:02,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:02,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1324 states and 1462 transitions. [2023-11-19 03:38:02,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1462 transitions. [2023-11-19 03:38:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:38:02,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:02,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:02,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:38:02,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:02,524 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 03:38:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1324 states and 1460 transitions. [2023-11-19 03:38:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1460 transitions. [2023-11-19 03:38:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:38:02,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:02,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:02,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:38:02,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:02,706 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 03:38:02,770 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 03:38:02,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:02,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1326 states and 1464 transitions. [2023-11-19 03:38:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1464 transitions. [2023-11-19 03:38:02,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:38:02,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:02,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:02,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:38:02,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:02,983 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 03:38:03,085 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 03:38:03,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1328 states and 1468 transitions. [2023-11-19 03:38:03,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1468 transitions. [2023-11-19 03:38:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:38:03,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:03,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:03,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:03,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:03,559 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 03:38:03,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1330 states and 1474 transitions. [2023-11-19 03:38:03,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1474 transitions. [2023-11-19 03:38:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:38:03,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:03,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:04,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:04,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:04,017 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 03:38:04,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1329 states and 1473 transitions. [2023-11-19 03:38:04,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1473 transitions. [2023-11-19 03:38:04,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:38:04,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:04,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:04,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:04,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:04,161 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 03:38:04,352 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 03:38:04,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:04,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1330 states and 1474 transitions. [2023-11-19 03:38:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1474 transitions. [2023-11-19 03:38:04,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:38:04,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:04,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:04,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:04,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:04,590 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 03:38:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:04,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1329 states and 1473 transitions. [2023-11-19 03:38:04,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1473 transitions. [2023-11-19 03:38:04,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:38:04,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:04,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:04,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:04,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:04,707 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 03:38:04,812 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 03:38:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:05,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1330 states and 1475 transitions. [2023-11-19 03:38:05,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1475 transitions. [2023-11-19 03:38:05,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:38:05,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:05,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:05,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:38:05,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:05,348 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 03:38:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1333 states and 1481 transitions. [2023-11-19 03:38:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1481 transitions. [2023-11-19 03:38:05,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:38:05,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:05,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:05,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:05,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:05,735 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 03:38:05,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:05,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1332 states and 1480 transitions. [2023-11-19 03:38:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1480 transitions. [2023-11-19 03:38:05,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:38:05,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:05,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:05,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:05,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:05,884 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 03:38:06,018 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 03:38:06,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1333 states and 1482 transitions. [2023-11-19 03:38:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1482 transitions. [2023-11-19 03:38:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:38:06,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:06,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:06,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:06,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:06,559 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 03:38:06,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1332 states and 1481 transitions. [2023-11-19 03:38:06,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1481 transitions. [2023-11-19 03:38:06,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:38:06,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:06,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:06,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:06,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:06,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:06,713 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 03:38:06,865 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 03:38:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1333 states and 1483 transitions. [2023-11-19 03:38:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1483 transitions. [2023-11-19 03:38:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:38:07,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:07,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:07,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:38:07,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:07,459 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 03:38:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:07,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1336 states and 1487 transitions. [2023-11-19 03:38:07,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1487 transitions. [2023-11-19 03:38:07,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:38:07,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:07,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:07,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:07,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:07,684 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 03:38:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1335 states and 1486 transitions. [2023-11-19 03:38:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1486 transitions. [2023-11-19 03:38:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:38:07,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:07,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:07,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:07,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:07,872 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 03:38:08,036 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 03:38:08,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:08,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1336 states and 1488 transitions. [2023-11-19 03:38:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1488 transitions. [2023-11-19 03:38:08,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:38:08,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:08,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:08,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:08,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:08,626 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 03:38:08,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1335 states and 1487 transitions. [2023-11-19 03:38:08,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1487 transitions. [2023-11-19 03:38:08,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:38:08,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:08,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:08,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:08,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:08,805 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 03:38:08,961 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 03:38:09,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:09,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1336 states and 1489 transitions. [2023-11-19 03:38:09,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1489 transitions. [2023-11-19 03:38:09,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:38:09,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:09,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:09,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:38:09,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:09,537 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 03:38:09,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1339 states and 1493 transitions. [2023-11-19 03:38:09,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1493 transitions. [2023-11-19 03:38:09,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:38:09,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:09,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:09,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:09,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:09,700 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 03:38:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1338 states and 1492 transitions. [2023-11-19 03:38:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1492 transitions. [2023-11-19 03:38:09,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:38:09,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:09,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:09,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:09,843 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 03:38:10,042 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 03:38:10,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:10,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1339 states and 1494 transitions. [2023-11-19 03:38:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1494 transitions. [2023-11-19 03:38:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:38:10,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:10,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:10,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:10,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:10,607 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 03:38:10,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:10,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1338 states and 1493 transitions. [2023-11-19 03:38:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1493 transitions. [2023-11-19 03:38:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:38:10,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:10,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:10,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:10,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:10,745 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 03:38:10,913 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 03:38:11,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:11,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1339 states and 1495 transitions. [2023-11-19 03:38:11,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1495 transitions. [2023-11-19 03:38:11,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:38:11,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:11,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:11,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:38:11,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:11,512 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 03:38:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1342 states and 1499 transitions. [2023-11-19 03:38:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1499 transitions. [2023-11-19 03:38:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:38:11,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:11,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:11,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:11,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:11,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:11,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1341 states and 1498 transitions. [2023-11-19 03:38:11,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1498 transitions. [2023-11-19 03:38:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:38:11,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:11,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:11,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:11,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:11,838 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 03:38:12,013 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 03:38:12,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:12,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1342 states and 1500 transitions. [2023-11-19 03:38:12,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1500 transitions. [2023-11-19 03:38:12,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:38:12,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:12,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:12,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:12,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:12,732 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 03:38:12,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:12,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1341 states and 1499 transitions. [2023-11-19 03:38:12,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1499 transitions. [2023-11-19 03:38:12,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:38:12,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:12,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:12,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:12,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:12,939 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 03:38:13,147 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 03:38:13,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1342 states and 1501 transitions. [2023-11-19 03:38:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1501 transitions. [2023-11-19 03:38:13,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:38:13,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:13,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:13,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:38:13,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:13,745 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 03:38:13,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1345 states and 1505 transitions. [2023-11-19 03:38:13,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1505 transitions. [2023-11-19 03:38:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:38:13,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:13,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:13,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:38:13,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:13,915 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 03:38:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1344 states and 1504 transitions. [2023-11-19 03:38:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1504 transitions. [2023-11-19 03:38:13,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:38:13,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:13,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:14,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:38:14,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:14,062 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 03:38:14,249 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 03:38:14,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:14,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1345 states and 1506 transitions. [2023-11-19 03:38:14,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1506 transitions. [2023-11-19 03:38:14,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:38:14,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:14,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:14,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:38:14,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:14,833 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 03:38:14,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:14,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1348 states and 1510 transitions. [2023-11-19 03:38:14,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1510 transitions. [2023-11-19 03:38:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:38:14,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:14,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:14,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:38:14,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:14,953 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 03:38:14,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:15,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:15,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1364 states and 1528 transitions. [2023-11-19 03:38:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1528 transitions. [2023-11-19 03:38:15,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:38:15,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:15,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:15,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:38:15,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:15,696 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 03:38:15,803 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 03:38:16,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1380 states and 1553 transitions. [2023-11-19 03:38:16,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1553 transitions. [2023-11-19 03:38:16,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:38:16,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:16,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:16,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:38:16,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:16,736 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 03:38:19,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:38:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:19,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1380 states and 1551 transitions. [2023-11-19 03:38:19,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1551 transitions. [2023-11-19 03:38:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:38:19,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:19,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:19,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:38:19,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:19,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:38:19,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:38:23,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:38:24,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:24,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1395 states and 1570 transitions. [2023-11-19 03:38:24,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1570 transitions. [2023-11-19 03:38:24,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:38:24,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:24,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:24,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:38:24,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:38:24,654 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 03:38:34,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []