./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test1-2.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_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/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_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/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_f6437718-6162-4a33-ad7d-392507b45b02/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 26a58d7d603dc7e351440fbc8be1a2e69d6c8a245d05ca1fdcdd97a1f744081c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:43,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:43,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:13:43,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:13:43,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:13:43,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:43,754 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:43,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:43,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:43,761 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:13:43,762 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:13:43,763 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:13:43,763 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:43,765 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:13:43,766 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:13:43,766 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:13:43,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:43,767 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:13:43,768 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:13:43,768 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:43,768 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:43,769 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:43,770 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:43,771 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:43,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:43,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:43,772 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:43,773 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:13:43,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:13:43,774 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_f6437718-6162-4a33-ad7d-392507b45b02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26a58d7d603dc7e351440fbc8be1a2e69d6c8a245d05ca1fdcdd97a1f744081c [2023-11-19 03:13:44,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:44,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:44,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:44,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:44,167 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:44,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test1-2.i [2023-11-19 03:13:47,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:48,049 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:48,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test1-2.i [2023-11-19 03:13:48,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/data/9618914f5/535a48890cb44445b0890844d6ac33c4/FLAGacfce88cd [2023-11-19 03:13:48,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/data/9618914f5/535a48890cb44445b0890844d6ac33c4 [2023-11-19 03:13:48,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:48,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:48,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:48,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:48,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:48,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:48" (1/1) ... [2023-11-19 03:13:48,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252dc6bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:48, skipping insertion in model container [2023-11-19 03:13:48,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:48" (1/1) ... [2023-11-19 03:13:48,230 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:48,571 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:13:48,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:48,970 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:48,990 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:13:49,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:49,211 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:13:49,218 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:49,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49 WrapperNode [2023-11-19 03:13:49,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:49,221 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:49,221 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:49,221 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:49,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,345 INFO L138 Inliner]: procedures = 178, calls = 229, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 949 [2023-11-19 03:13:49,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:49,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:49,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:49,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:49,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,476 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,495 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:49,496 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:49,497 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:49,497 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:49,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:49" (1/1) ... [2023-11-19 03:13:49,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:49,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:49,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:49,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6437718-6162-4a33-ad7d-392507b45b02/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:13:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:13:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:13:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:13:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:13:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:13:49,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:13:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:13:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:49,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:49,887 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:49,890 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:52,302 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:53,302 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:53,302 INFO L302 CfgBuilder]: Removed 40 assume(true) statements. [2023-11-19 03:13:53,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:53 BoogieIcfgContainer [2023-11-19 03:13:53,323 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:53,324 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:53,325 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:53,336 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:53,337 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:53,350 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:13:53,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:53,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 761 states and 839 transitions. [2023-11-19 03:13:53,489 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 839 transitions. [2023-11-19 03:13:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:13:53,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:53,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:53,745 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 03:13:53,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:53,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 760 states and 838 transitions. [2023-11-19 03:13:53,778 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 838 transitions. [2023-11-19 03:13:53,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:13:53,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:53,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:53,869 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 03:13:53,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:53,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 759 states and 837 transitions. [2023-11-19 03:13:53,959 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 837 transitions. [2023-11-19 03:13:53,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:13:53,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:53,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,014 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 03:13:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 758 states and 836 transitions. [2023-11-19 03:13:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 836 transitions. [2023-11-19 03:13:54,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:13:54,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,160 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 03:13:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 757 states and 835 transitions. [2023-11-19 03:13:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 835 transitions. [2023-11-19 03:13:54,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:13:54,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,401 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 03:13:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 758 states and 837 transitions. [2023-11-19 03:13:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 837 transitions. [2023-11-19 03:13:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:13:54,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,514 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 03:13:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 757 states and 836 transitions. [2023-11-19 03:13:54,543 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 836 transitions. [2023-11-19 03:13:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:13:54,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,669 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 03:13:54,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 756 states and 835 transitions. [2023-11-19 03:13:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 835 transitions. [2023-11-19 03:13:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:13:54,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,840 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 03:13:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 756 states and 829 transitions. [2023-11-19 03:13:54,858 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 829 transitions. [2023-11-19 03:13:54,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:13:54,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,927 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 03:13:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 756 states and 827 transitions. [2023-11-19 03:13:54,937 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 827 transitions. [2023-11-19 03:13:54,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:13:54,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,999 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 03:13:55,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 758 states and 831 transitions. [2023-11-19 03:13:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 831 transitions. [2023-11-19 03:13:55,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:13:55,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,163 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 03:13:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 717 states and 785 transitions. [2023-11-19 03:13:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 785 transitions. [2023-11-19 03:13:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:13:55,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,423 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 03:13:55,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 714 states and 781 transitions. [2023-11-19 03:13:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 781 transitions. [2023-11-19 03:13:55,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:13:55,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,584 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 03:13:55,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 711 states and 777 transitions. [2023-11-19 03:13:55,707 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 777 transitions. [2023-11-19 03:13:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:13:55,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,761 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 03:13:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 708 states and 773 transitions. [2023-11-19 03:13:55,802 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 773 transitions. [2023-11-19 03:13:55,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:55,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:55,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 705 states and 769 transitions. [2023-11-19 03:13:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 769 transitions. [2023-11-19 03:13:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:13:55,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,017 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 03:13:56,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 702 states and 765 transitions. [2023-11-19 03:13:56,058 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 765 transitions. [2023-11-19 03:13:56,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:13:56,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,148 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 03:13:56,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 699 states and 761 transitions. [2023-11-19 03:13:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 761 transitions. [2023-11-19 03:13:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:13:56,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,261 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 03:13:56,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 696 states and 757 transitions. [2023-11-19 03:13:56,299 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 757 transitions. [2023-11-19 03:13:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:56,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,360 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 03:13:56,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 695 states and 756 transitions. [2023-11-19 03:13:56,700 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 756 transitions. [2023-11-19 03:13:56,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:56,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,877 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 03:13:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:57,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 694 states and 755 transitions. [2023-11-19 03:13:57,856 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 755 transitions. [2023-11-19 03:13:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:13:57,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:57,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:57,972 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 03:13:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 694 states and 754 transitions. [2023-11-19 03:13:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 754 transitions. [2023-11-19 03:13:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:13:58,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,911 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 03:13:58,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 693 states and 753 transitions. [2023-11-19 03:13:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 753 transitions. [2023-11-19 03:13:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:13:58,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,157 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 03:13:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 692 states and 752 transitions. [2023-11-19 03:13:59,485 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 752 transitions. [2023-11-19 03:13:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:13:59,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,527 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 03:13:59,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 691 states and 751 transitions. [2023-11-19 03:13:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 751 transitions. [2023-11-19 03:13:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:13:59,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,656 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 03:13:59,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 690 states and 750 transitions. [2023-11-19 03:13:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 750 transitions. [2023-11-19 03:13:59,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:13:59,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,752 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 03:14:00,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 690 states and 749 transitions. [2023-11-19 03:14:00,036 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 749 transitions. [2023-11-19 03:14:00,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:14:00,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,109 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 03:14:00,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 690 states and 748 transitions. [2023-11-19 03:14:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 748 transitions. [2023-11-19 03:14:00,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:14:00,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 689 states and 747 transitions. [2023-11-19 03:14:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 747 transitions. [2023-11-19 03:14:00,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:14:00,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,369 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 03:14:00,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 688 states and 746 transitions. [2023-11-19 03:14:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 746 transitions. [2023-11-19 03:14:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:14:00,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:10,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:14:10,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:10,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 688 states and 744 transitions. [2023-11-19 03:14:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 744 transitions. [2023-11-19 03:14:10,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:14:10,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:10,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:21,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:14:31,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:14:41,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []