./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1447114af8a4b489e3ec713f117f7a92d9cc93e5175903910b61bfe512c41aed --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:56:14,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:56:14,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-03 03:56:14,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:56:14,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:56:14,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:56:14,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:56:14,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:56:14,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:56:14,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:56:14,344 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:56:14,345 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:56:14,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:56:14,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:56:14,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:56:14,347 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:56:14,347 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:56:14,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:56:14,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:56:14,349 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:56:14,349 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:56:14,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:56:14,351 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:56:14,351 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:56:14,352 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:56:14,352 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:56:14,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:56:14,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:56:14,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:56:14,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:56:14,354 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:56:14,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:56:14,355 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_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1447114af8a4b489e3ec713f117f7a92d9cc93e5175903910b61bfe512c41aed [2023-12-03 03:56:14,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:56:14,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:56:14,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:56:14,580 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:56:14,581 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:56:14,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i [2023-12-03 03:56:17,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:56:17,665 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:56:17,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-2.i [2023-12-03 03:56:17,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/data/0fa263aca/190c8659775c48e1a69e2e167ae07bdf/FLAGb16794fcb [2023-12-03 03:56:17,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/data/0fa263aca/190c8659775c48e1a69e2e167ae07bdf [2023-12-03 03:56:17,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:56:17,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:56:17,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:56:17,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:56:17,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:56:17,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:56:17" (1/1) ... [2023-12-03 03:56:17,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38cbf081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:17, skipping insertion in model container [2023-12-03 03:56:17,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:56:17" (1/1) ... [2023-12-03 03:56:17,768 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:56:18,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:18,221 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:56:18,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:18,334 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:56:18,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18 WrapperNode [2023-12-03 03:56:18,335 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:56:18,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:56:18,336 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:56:18,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:56:18,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,423 INFO L138 Inliner]: procedures = 177, calls = 238, calls flagged for inlining = 17, calls inlined = 26, statements flattened = 1030 [2023-12-03 03:56:18,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:56:18,424 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:56:18,424 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:56:18,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:56:18,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,483 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:56:18,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:56:18,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:56:18,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:56:18,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:56:18,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:56:18,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:56:18,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4cbdf3-02a5-4507-8739-f52641affe85/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:56:18,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:56:18,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:56:18,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 03:56:18,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:56:18,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:56:18,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:56:18,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 03:56:18,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:56:18,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:56:18,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:56:18,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:56:18,773 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:56:18,775 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:56:19,743 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:56:20,522 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:56:20,522 INFO L309 CfgBuilder]: Removed 40 assume(true) statements. [2023-12-03 03:56:20,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:56:20 BoogieIcfgContainer [2023-12-03 03:56:20,524 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:56:20,525 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:56:20,525 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:56:20,533 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:56:20,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:56:20" (1/1) ... [2023-12-03 03:56:20,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:56:20,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-12-03 03:56:20,589 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-12-03 03:56:20,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:56:20,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:20,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:20,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:20,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 141 states and 222 transitions. [2023-12-03 03:56:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 222 transitions. [2023-12-03 03:56:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:56:20,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:20,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:20,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:56:20,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:20,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:20,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 141 states and 220 transitions. [2023-12-03 03:56:20,879 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 220 transitions. [2023-12-03 03:56:20,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:56:20,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:20,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:20,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:56:20,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:20,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 141 states and 216 transitions. [2023-12-03 03:56:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 216 transitions. [2023-12-03 03:56:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:56:20,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:20,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:21,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:56:21,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:21,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:21,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 210 transitions. [2023-12-03 03:56:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 210 transitions. [2023-12-03 03:56:21,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:56:21,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:21,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:21,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:56:21,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:21,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:31,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:56:31,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:31,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 141 states and 204 transitions. [2023-12-03 03:56:31,351 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 204 transitions. [2023-12-03 03:56:31,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:56:31,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:31,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:31,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:56:31,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:56:41,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:56:51,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:01,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:11,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 168 states and 237 transitions. [2023-12-03 03:57:12,087 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 237 transitions. [2023-12-03 03:57:12,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:57:12,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:12,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:12,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:57:12,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:12,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:12,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:12,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 168 states and 235 transitions. [2023-12-03 03:57:12,299 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 235 transitions. [2023-12-03 03:57:12,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:57:12,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:12,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:12,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:57:12,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:12,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 168 states and 233 transitions. [2023-12-03 03:57:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 233 transitions. [2023-12-03 03:57:12,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:57:12,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:12,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:12,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:57:12,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:12,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:57:22,763 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 [] [2023-12-03 03:57:22,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:22,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 168 states and 231 transitions. [2023-12-03 03:57:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 231 transitions. [2023-12-03 03:57:22,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:57:22,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:22,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:23,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:57:23,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:23,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:57:33,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:43,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:57:53,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:03,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:03,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:03,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 171 states and 233 transitions. [2023-12-03 03:58:03,666 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 233 transitions. [2023-12-03 03:58:03,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:58:03,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:03,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:03,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:58:03,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:04,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 171 states and 231 transitions. [2023-12-03 03:58:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 231 transitions. [2023-12-03 03:58:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:58:04,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:04,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:04,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:58:04,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:04,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:04,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:04,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 178 states and 239 transitions. [2023-12-03 03:58:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 239 transitions. [2023-12-03 03:58:04,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:58:04,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:04,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:04,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:58:04,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:04,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:04,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 178 states and 238 transitions. [2023-12-03 03:58:04,882 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 238 transitions. [2023-12-03 03:58:04,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:58:04,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:04,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:05,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:58:05,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:05,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:05,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 186 states and 248 transitions. [2023-12-03 03:58:05,571 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-12-03 03:58:05,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:58:05,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:05,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:05,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:58:05,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:05,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:58:06,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:06,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 187 states and 250 transitions. [2023-12-03 03:58:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 250 transitions. [2023-12-03 03:58:06,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:58:06,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:06,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:07,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:58:07,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:07,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 187 states and 248 transitions. [2023-12-03 03:58:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 248 transitions. [2023-12-03 03:58:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:58:07,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:07,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:07,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:58:07,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:07,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:58:07,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 190 states and 250 transitions. [2023-12-03 03:58:07,949 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 250 transitions. [2023-12-03 03:58:07,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 03:58:07,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:07,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:08,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:58:08,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:58:18,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:28,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:38,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:48,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:58:48,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:58:48,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 217 states and 283 transitions. [2023-12-03 03:58:48,686 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 283 transitions. [2023-12-03 03:58:48,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:58:48,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:58:48,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:58:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:58:48,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:58:48,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:58:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:58:59,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:09,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:19,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:29,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:29,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:29,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 220 states and 285 transitions. [2023-12-03 03:59:29,219 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 285 transitions. [2023-12-03 03:59:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:59:29,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:29,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:29,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:59:29,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:29,622 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:29,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:29,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 227 states and 293 transitions. [2023-12-03 03:59:29,786 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 293 transitions. [2023-12-03 03:59:29,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 03:59:29,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:29,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:30,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:59:30,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:30,281 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:30,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:30,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 235 states and 303 transitions. [2023-12-03 03:59:30,516 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 303 transitions. [2023-12-03 03:59:30,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 03:59:30,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:30,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:30,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:59:30,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:59:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 236 states and 305 transitions. [2023-12-03 03:59:31,838 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 305 transitions. [2023-12-03 03:59:31,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 03:59:31,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:31,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:32,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 823 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:59:32,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:59:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 239 states and 307 transitions. [2023-12-03 03:59:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 307 transitions. [2023-12-03 03:59:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 03:59:32,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:32,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:33,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:59:33,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:59:43,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:59:53,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:03,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:13,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:13,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 266 states and 340 transitions. [2023-12-03 04:00:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 340 transitions. [2023-12-03 04:00:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 04:00:13,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:13,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:14,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:00:14,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:14,146 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:00:24,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:34,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:44,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:54,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:00:54,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 269 states and 342 transitions. [2023-12-03 04:00:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 342 transitions. [2023-12-03 04:00:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 04:00:54,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:54,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:54,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:00:54,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:54,950 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:55,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:55,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 276 states and 350 transitions. [2023-12-03 04:00:55,092 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 350 transitions. [2023-12-03 04:00:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 04:00:55,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:55,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:55,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:00:55,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:00:56,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:56,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 284 states and 360 transitions. [2023-12-03 04:00:56,242 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 360 transitions. [2023-12-03 04:00:56,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 04:00:56,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:56,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:56,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:00:56,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:56,821 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:00:58,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:58,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 285 states and 362 transitions. [2023-12-03 04:00:58,008 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 362 transitions. [2023-12-03 04:00:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-03 04:00:58,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:58,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:58,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:00:58,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:58,612 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:00:59,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:59,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 288 states and 364 transitions. [2023-12-03 04:00:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 364 transitions. [2023-12-03 04:00:59,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 04:00:59,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:59,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:00,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:01:00,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:00,300 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:01:10,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:20,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:30,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:40,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:01:40,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:40,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 315 states and 397 transitions. [2023-12-03 04:01:40,729 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 397 transitions. [2023-12-03 04:01:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-03 04:01:40,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:40,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:41,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:01:41,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:01:51,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:01,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:11,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:21,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:21,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:21,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 318 states and 399 transitions. [2023-12-03 04:02:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 399 transitions. [2023-12-03 04:02:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 04:02:21,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:21,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:22,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 1201 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:02:22,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:22,316 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:22,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:22,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 325 states and 407 transitions. [2023-12-03 04:02:22,701 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 407 transitions. [2023-12-03 04:02:22,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 04:02:22,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:22,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:23,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:02:23,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:23,435 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:24,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:24,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 333 states and 417 transitions. [2023-12-03 04:02:24,122 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 417 transitions. [2023-12-03 04:02:24,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 04:02:24,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:24,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:24,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 1249 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:02:24,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:02:25,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:25,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 334 states and 419 transitions. [2023-12-03 04:02:25,285 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 419 transitions. [2023-12-03 04:02:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-03 04:02:25,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:25,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:26,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:02:26,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:26,201 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 166 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:02:28,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:02:30,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:02:30,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:02:30,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 337 states and 421 transitions. [2023-12-03 04:02:30,566 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 421 transitions. [2023-12-03 04:02:30,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-03 04:02:30,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:02:30,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:02:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:02:31,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:02:31,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:02:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:02:41,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:02:51,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:01,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:11,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 364 states and 454 transitions. [2023-12-03 04:03:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 454 transitions. [2023-12-03 04:03:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-03 04:03:12,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:12,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:12,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 1355 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:03:12,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:13,062 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:03:23,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:33,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:43,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:53,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:03:53,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:53,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 367 states and 456 transitions. [2023-12-03 04:03:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 456 transitions. [2023-12-03 04:03:53,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 04:03:53,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:53,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:54,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:03:54,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 267 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:54,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 374 states and 464 transitions. [2023-12-03 04:03:54,578 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 464 transitions. [2023-12-03 04:03:54,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 04:03:54,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:54,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:55,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 1489 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:03:55,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:03:56,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:56,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 382 states and 474 transitions. [2023-12-03 04:03:56,048 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 474 transitions. [2023-12-03 04:03:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 04:03:56,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:56,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:56,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:03:56,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:03:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:03:59,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:03:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:03:59,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 383 states and 476 transitions. [2023-12-03 04:03:59,155 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 476 transitions. [2023-12-03 04:03:59,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-03 04:03:59,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:03:59,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:03:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:03:59,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:03:59,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:00,131 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:04:01,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:01,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 386 states and 478 transitions. [2023-12-03 04:04:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 478 transitions. [2023-12-03 04:04:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-03 04:04:01,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:01,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:01,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 1589 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:04:01,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:02,149 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:12,254 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 [] [2023-12-03 04:04:22,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:32,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:42,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:04:42,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:42,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 413 states and 511 transitions. [2023-12-03 04:04:42,647 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 511 transitions. [2023-12-03 04:04:42,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-03 04:04:42,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:42,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:43,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:04:43,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:04:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:04:51,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.06s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:02,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:12,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:22,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:22,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 416 states and 513 transitions. [2023-12-03 04:05:22,180 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 513 transitions. [2023-12-03 04:05:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 04:05:22,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:22,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:23,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 1715 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:05:23,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:05:24,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:05:24,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:24,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 423 states and 521 transitions. [2023-12-03 04:05:24,725 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 521 transitions. [2023-12-03 04:05:24,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 04:05:24,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:24,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:25,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 1746 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:05:25,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:05:26,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:26,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 431 states and 531 transitions. [2023-12-03 04:05:26,765 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 531 transitions. [2023-12-03 04:05:26,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-03 04:05:26,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:26,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:27,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 1763 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:05:27,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:27,933 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:05:31,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:05:31,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:31,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 432 states and 533 transitions. [2023-12-03 04:05:31,108 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 533 transitions. [2023-12-03 04:05:31,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-03 04:05:31,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:31,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:32,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 1851 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:05:32,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 411 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:05:32,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:32,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 435 states and 535 transitions. [2023-12-03 04:05:32,966 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 535 transitions. [2023-12-03 04:05:32,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-03 04:05:32,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:32,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:33,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:05:33,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:05:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:05:44,310 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 [] [2023-12-03 04:05:54,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:04,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:14,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 462 states and 568 transitions. [2023-12-03 04:06:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 568 transitions. [2023-12-03 04:06:14,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 04:06:14,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:14,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:15,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 1869 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:06:15,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:06:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:06:25,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:35,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:45,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:55,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:06:56,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 465 states and 570 transitions. [2023-12-03 04:06:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 570 transitions. [2023-12-03 04:06:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-03 04:06:56,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:56,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:56,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:06:56,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:06:57,209 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:06:57,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 472 states and 578 transitions. [2023-12-03 04:06:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 578 transitions. [2023-12-03 04:06:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-03 04:06:57,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:57,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:58,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 2003 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:06:58,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:06:58,722 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:06:59,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 480 states and 588 transitions. [2023-12-03 04:06:59,123 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 588 transitions. [2023-12-03 04:06:59,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-03 04:06:59,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:59,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:00,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:07:00,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:00,316 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:07:02,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:07:02,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:02,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 481 states and 590 transitions. [2023-12-03 04:07:02,381 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 590 transitions. [2023-12-03 04:07:02,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-03 04:07:02,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:02,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:03,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 2108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:07:03,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:03,696 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:07:05,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:07:05,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:05,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 484 states and 592 transitions. [2023-12-03 04:07:05,430 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 592 transitions. [2023-12-03 04:07:05,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-03 04:07:05,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:05,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:06,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 2103 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:07:06,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:06,818 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:16,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:07:26,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:07:37,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:07:47,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:07:47,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:47,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 511 states and 625 transitions. [2023-12-03 04:07:47,317 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 625 transitions. [2023-12-03 04:07:47,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-03 04:07:47,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:47,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:48,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 2126 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:07:48,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:07:48,794 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 771 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:07:58,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:08:08,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:08:18,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:08:29,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:08:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 514 states and 627 transitions. [2023-12-03 04:08:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 627 transitions. [2023-12-03 04:08:29,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 04:08:29,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:29,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:08:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:30,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 2229 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:08:30,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:30,535 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:08:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 521 states and 635 transitions. [2023-12-03 04:08:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 635 transitions. [2023-12-03 04:08:30,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 04:08:30,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:30,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:08:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:32,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:08:32,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:32,320 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:08:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:32,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 529 states and 645 transitions. [2023-12-03 04:08:32,800 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 645 transitions. [2023-12-03 04:08:32,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-03 04:08:32,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:32,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:08:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:33,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 2277 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:08:33,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:08:35,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:08:37,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:08:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:37,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 530 states and 647 transitions. [2023-12-03 04:08:37,100 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 647 transitions. [2023-12-03 04:08:37,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-03 04:08:37,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:37,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:08:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:38,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 2365 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:08:38,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:38,726 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 764 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:08:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 533 states and 649 transitions. [2023-12-03 04:08:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 649 transitions. [2023-12-03 04:08:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-03 04:08:39,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:39,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:08:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:40,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 2360 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:08:40,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:08:41,257 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:08:51,429 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 [] [2023-12-03 04:09:01,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:09:11,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:09:21,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:09:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:21,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 560 states and 681 transitions. [2023-12-03 04:09:21,852 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 681 transitions. [2023-12-03 04:09:21,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-03 04:09:21,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:21,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:23,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 2383 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:09:23,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:09:23,526 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 989 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:09:33,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:09:43,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:09:53,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:10:03,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:10:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 563 states and 683 transitions. [2023-12-03 04:10:03,790 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 683 transitions. [2023-12-03 04:10:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-03 04:10:03,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:03,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:05,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 2486 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:10:05,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:05,410 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 965 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:10:05,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:05,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 570 states and 691 transitions. [2023-12-03 04:10:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 691 transitions. [2023-12-03 04:10:05,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-12-03 04:10:05,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:05,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:06,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 2517 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:10:06,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:10:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 578 states and 701 transitions. [2023-12-03 04:10:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 701 transitions. [2023-12-03 04:10:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-12-03 04:10:07,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:07,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:09,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 2534 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:10:09,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:09,511 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:10:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 579 states and 703 transitions. [2023-12-03 04:10:10,291 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 703 transitions. [2023-12-03 04:10:10,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-03 04:10:10,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:10,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:11,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 04:10:11,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:12,089 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 981 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:10:13,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:10:15,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 04:10:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 582 states and 705 transitions. [2023-12-03 04:10:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 705 transitions. [2023-12-03 04:10:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-03 04:10:15,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:15,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:16,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:10:16,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:16,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-12-03 04:10:27,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:10:37,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:10:47,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:10:57,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:10:57,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:57,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 594 states and 720 transitions. [2023-12-03 04:10:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 720 transitions. [2023-12-03 04:10:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-12-03 04:10:57,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:57,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:58,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 2640 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:10:58,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1117 trivial. 0 not checked. [2023-12-03 04:11:08,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []