./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/substring-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/substring-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:18,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:18,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:06:18,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:06:18,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:06:18,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:18,704 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:06:18,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:06:18,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:18,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:18,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:18,712 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:06:18,712 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:06:18,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:06:18,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:06:18,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:18,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:06:18,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:18,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:06:18,718 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:06:18,718 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:06:18,719 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:06:18,719 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:06:18,720 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:18,720 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:18,721 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:18,721 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:18,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:18,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:18,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:18,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:18,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:06:18,724 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:06:18,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:06:18,725 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:06:18,725 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_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e [2023-11-23 20:06:19,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:06:19,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:06:19,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:06:19,068 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:06:19,069 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:06:19,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2023-11-23 20:06:22,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:06:22,648 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:06:22,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2023-11-23 20:06:22,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/data/3199ac0cc/b0fbe109bf85459bbf041627efc9a0b8/FLAG054fbd119 [2023-11-23 20:06:22,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/data/3199ac0cc/b0fbe109bf85459bbf041627efc9a0b8 [2023-11-23 20:06:22,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:06:22,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:06:22,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:22,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:06:22,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:06:22,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262393fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22, skipping insertion in model container [2023-11-23 20:06:22,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,766 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:06:23,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:23,172 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:06:23,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:23,291 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:06:23,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23 WrapperNode [2023-11-23 20:06:23,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:23,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:23,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:06:23,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:06:23,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,342 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2023-11-23 20:06:23,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:23,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:06:23,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:06:23,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:06:23,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:06:23,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:06:23,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:06:23,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:06:23,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:23,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:06:23,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:23,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419b0bb0-d8d8-4ceb-b7d1-84ab2bd3ea19/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:06:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:06:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:06:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:06:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:23,595 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:23,597 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:23,961 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:24,036 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:24,036 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:06:24,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:24 BoogieIcfgContainer [2023-11-23 20:06:24,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:24,047 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:24,047 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:24,057 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:24,057 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:24" (1/1) ... [2023-11-23 20:06:24,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:06:24,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:24,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-23 20:06:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-23 20:06:24,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:06:24,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:24,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:24,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:24,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-23 20:06:24,536 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-23 20:06:24,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:06:24,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:24,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:24,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:24,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2023-11-23 20:06:24,726 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-23 20:06:24,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:06:24,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:24,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:25,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 58 transitions. [2023-11-23 20:06:25,122 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-23 20:06:25,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:06:25,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:25,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2023-11-23 20:06:25,231 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2023-11-23 20:06:25,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:06:25,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:25,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:25,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2023-11-23 20:06:25,715 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-11-23 20:06:25,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:06:25,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:25,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:25,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:26,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:26,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 52 states and 72 transitions. [2023-11-23 20:06:26,175 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2023-11-23 20:06:26,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:06:26,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:26,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:26,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:26,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:26,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 58 states and 84 transitions. [2023-11-23 20:06:26,801 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2023-11-23 20:06:26,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:06:26,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:26,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:27,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2023-11-23 20:06:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2023-11-23 20:06:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:06:27,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:27,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:27,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2023-11-23 20:06:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2023-11-23 20:06:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:06:27,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:27,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:27,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:28,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2023-11-23 20:06:28,427 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2023-11-23 20:06:28,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:06:28,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:28,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2023-11-23 20:06:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2023-11-23 20:06:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:06:28,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:28,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:29,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:29,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2023-11-23 20:06:29,017 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2023-11-23 20:06:29,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:06:29,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:29,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:29,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 74 states and 114 transitions. [2023-11-23 20:06:29,096 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2023-11-23 20:06:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:06:29,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:29,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:29,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:29,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:29,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 80 states and 126 transitions. [2023-11-23 20:06:29,808 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2023-11-23 20:06:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:29,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:29,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:30,023 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 85 states and 141 transitions. [2023-11-23 20:06:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 141 transitions. [2023-11-23 20:06:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:30,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:30,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:30,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:31,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 90 states and 153 transitions. [2023-11-23 20:06:31,600 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 153 transitions. [2023-11-23 20:06:31,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:31,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:31,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:31,643 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:31,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:31,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 92 states and 154 transitions. [2023-11-23 20:06:31,851 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 154 transitions. [2023-11-23 20:06:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:31,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:31,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:31,952 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:32,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:32,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 93 states and 154 transitions. [2023-11-23 20:06:32,173 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 154 transitions. [2023-11-23 20:06:32,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:32,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:32,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:32,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:32,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 94 states and 154 transitions. [2023-11-23 20:06:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 154 transitions. [2023-11-23 20:06:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:32,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:32,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:32,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:32,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 96 states and 155 transitions. [2023-11-23 20:06:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 155 transitions. [2023-11-23 20:06:32,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:32,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:32,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:32,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:33,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2023-11-23 20:06:33,683 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2023-11-23 20:06:33,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:06:33,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:33,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:33,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:34,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:34,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 104 states and 169 transitions. [2023-11-23 20:06:34,894 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 169 transitions. [2023-11-23 20:06:34,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:06:34,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:34,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:34,923 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:06:35,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 105 states and 169 transitions. [2023-11-23 20:06:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 169 transitions. [2023-11-23 20:06:35,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:06:35,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:35,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:35,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:37,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2023-11-23 20:06:37,038 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2023-11-23 20:06:37,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:06:37,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:37,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:37,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 112 states and 179 transitions. [2023-11-23 20:06:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 179 transitions. [2023-11-23 20:06:37,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:06:37,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:37,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:37,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 113 states and 179 transitions. [2023-11-23 20:06:37,745 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 179 transitions. [2023-11-23 20:06:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:06:37,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:37,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 117 states and 186 transitions. [2023-11-23 20:06:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 186 transitions. [2023-11-23 20:06:38,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:06:38,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:38,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:38,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:38,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:39,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 121 states and 190 transitions. [2023-11-23 20:06:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 190 transitions. [2023-11-23 20:06:39,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:06:39,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:39,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:39,446 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:06:40,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:40,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 123 states and 194 transitions. [2023-11-23 20:06:40,371 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2023-11-23 20:06:40,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:06:40,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:40,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:40,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 128 states and 199 transitions. [2023-11-23 20:06:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2023-11-23 20:06:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:06:41,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:41,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:41,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:42,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 132 states and 210 transitions. [2023-11-23 20:06:42,597 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 210 transitions. [2023-11-23 20:06:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:06:42,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:42,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:42,634 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:42,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2023-11-23 20:06:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2023-11-23 20:06:42,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:06:42,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:42,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:43,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:43,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:43,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2023-11-23 20:06:43,347 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2023-11-23 20:06:43,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:43,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:43,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:43,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:43,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 105 states and 155 transitions. [2023-11-23 20:06:43,768 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 155 transitions. [2023-11-23 20:06:43,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:43,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:43,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:45,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:45,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2023-11-23 20:06:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2023-11-23 20:06:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:45,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:45,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:45,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:47,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:47,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 115 states and 182 transitions. [2023-11-23 20:06:47,092 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2023-11-23 20:06:47,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:47,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:47,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:47,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:47,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 117 states and 183 transitions. [2023-11-23 20:06:47,536 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 183 transitions. [2023-11-23 20:06:47,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:47,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:47,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:47,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:47,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:47,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 118 states and 183 transitions. [2023-11-23 20:06:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 183 transitions. [2023-11-23 20:06:47,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:47,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:47,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:47,995 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:48,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:48,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 119 states and 183 transitions. [2023-11-23 20:06:48,349 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 183 transitions. [2023-11-23 20:06:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:06:48,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:48,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:48,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 121 states and 184 transitions. [2023-11-23 20:06:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2023-11-23 20:06:48,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:48,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:48,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:48,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:48,772 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 123 states and 187 transitions. [2023-11-23 20:06:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 187 transitions. [2023-11-23 20:06:49,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:49,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:49,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:49,517 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:50,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:50,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 128 states and 204 transitions. [2023-11-23 20:06:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 204 transitions. [2023-11-23 20:06:50,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:50,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:50,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:51,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 131 states and 211 transitions. [2023-11-23 20:06:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 211 transitions. [2023-11-23 20:06:51,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:51,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:51,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:51,775 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:52,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 132 states and 212 transitions. [2023-11-23 20:06:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 212 transitions. [2023-11-23 20:06:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:52,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:52,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:06:52,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:52,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 133 states and 212 transitions. [2023-11-23 20:06:52,666 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 212 transitions. [2023-11-23 20:06:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:52,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:52,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:52,785 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:53,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:53,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2023-11-23 20:06:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2023-11-23 20:06:53,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:53,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:53,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:06:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 136 states and 213 transitions. [2023-11-23 20:06:53,788 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 213 transitions. [2023-11-23 20:06:53,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:53,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:53,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:53,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:06:55,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 137 states and 213 transitions. [2023-11-23 20:06:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 213 transitions. [2023-11-23 20:06:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:55,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:55,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:55,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:57,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:57,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 142 states and 222 transitions. [2023-11-23 20:06:57,296 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 222 transitions. [2023-11-23 20:06:57,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:57,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:57,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:57,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:57,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 144 states and 223 transitions. [2023-11-23 20:06:57,771 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 223 transitions. [2023-11-23 20:06:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:06:57,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:57,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:57,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:06:58,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:58,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 145 states and 223 transitions. [2023-11-23 20:06:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 223 transitions. [2023-11-23 20:06:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:06:58,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:58,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:06:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:06:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2023-11-23 20:06:59,407 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2023-11-23 20:06:59,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:06:59,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:06:59,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:06:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:06:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:07:00,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 146 states and 223 transitions. [2023-11-23 20:07:00,867 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 223 transitions. [2023-11-23 20:07:00,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:07:00,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:00,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:00,902 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:07:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:01,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 147 states and 224 transitions. [2023-11-23 20:07:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 224 transitions. [2023-11-23 20:07:01,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:07:01,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:01,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:01,898 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:07:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2023-11-23 20:07:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2023-11-23 20:07:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:07:02,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:02,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:07:04,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:04,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 147 states and 224 transitions. [2023-11-23 20:07:04,056 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 224 transitions. [2023-11-23 20:07:04,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:07:04,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:04,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:04,077 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:07:04,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:04,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 226 transitions. [2023-11-23 20:07:04,991 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2023-11-23 20:07:04,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:07:04,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:04,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:05,308 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:07:05,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 150 states and 226 transitions. [2023-11-23 20:07:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 226 transitions. [2023-11-23 20:07:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:07:05,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:05,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:06,154 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:07:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 155 states and 243 transitions. [2023-11-23 20:07:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 243 transitions. [2023-11-23 20:07:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:07:08,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:08,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:08,065 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:07:09,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:09,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 160 states and 253 transitions. [2023-11-23 20:07:09,584 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 253 transitions. [2023-11-23 20:07:09,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:07:09,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:09,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:07:09,608 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:07:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:10,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 162 states and 257 transitions. [2023-11-23 20:07:10,616 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions. [2023-11-23 20:07:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:07:10,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:10,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:07:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat