./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV --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 ae698f02be6e3657db0e7ca3e62c4cfb121d43a876624ed4d21d19b033e0c02e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:49,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:49,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:49:49,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:49,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:49,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:49,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:49,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:49,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:49,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:49,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:49,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:49,695 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:49,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:49,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:49,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:49,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:49,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:49,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:49,699 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:49,699 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:49,700 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:49,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:49,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:49,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:49,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:49,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:49,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:49,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:49,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:49,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:49,704 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:49,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:49,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:49,705 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_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae698f02be6e3657db0e7ca3e62c4cfb121d43a876624ed4d21d19b033e0c02e [2023-11-11 23:49:49,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:49,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:49,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:49,976 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:49,977 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:49,978 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2023-11-11 23:49:53,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:53,279 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:53,279 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2023-11-11 23:49:53,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/data/c1121069e/875b64745083455c99e56d82e45990ad/FLAG514ec0de8 [2023-11-11 23:49:53,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/data/c1121069e/875b64745083455c99e56d82e45990ad [2023-11-11 23:49:53,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:53,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:53,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:53,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:53,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:53,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7705a707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53, skipping insertion in model container [2023-11-11 23:49:53,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:53,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:53,523 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:53,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:53,559 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:53,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53 WrapperNode [2023-11-11 23:49:53,559 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:53,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:53,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:53,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:53,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,605 INFO L138 Inliner]: procedures = 14, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-11-11 23:49:53,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:53,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:53,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:53,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:53,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:53,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:53,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:53,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:53,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:53,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:53,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:53,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cf554b0-ef4d-424b-b24e-b897c7671264/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:53,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:53,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:49:53,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:53,788 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:53,790 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:54,085 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:54,144 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:54,145 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-11 23:49:54,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:54 BoogieIcfgContainer [2023-11-11 23:49:54,148 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:54,149 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:54,149 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:54,159 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:54,160 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:54" (1/1) ... [2023-11-11 23:49:54,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:49:54,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-11 23:49:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-11 23:49:54,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:49:54,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:54,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:54,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:54,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:54,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-11 23:49:54,422 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-11 23:49:54,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:54,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:54,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:54,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:54,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:54,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:54,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-11 23:49:54,559 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-11 23:49:54,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:54,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:54,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:54,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:54,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:54,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:54,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2023-11-11 23:49:54,743 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-11 23:49:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:54,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:54,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:54,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:54,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:54,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:54,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2023-11-11 23:49:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2023-11-11 23:49:54,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:54,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:54,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:54,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:54,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:55,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:55,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-11 23:49:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-11 23:49:55,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:49:55,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:55,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:55,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:55,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:55,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2023-11-11 23:49:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2023-11-11 23:49:55,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:49:55,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:55,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:55,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:55,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:55,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:55,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2023-11-11 23:49:55,393 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-11-11 23:49:55,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:49:55,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:55,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:55,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:55,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:55,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:55,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2023-11-11 23:49:55,474 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2023-11-11 23:49:55,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:49:55,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:55,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:55,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:55,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:55,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:55,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2023-11-11 23:49:55,537 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2023-11-11 23:49:55,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:49:55,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:55,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:55,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:55,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2023-11-11 23:49:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2023-11-11 23:49:55,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:49:55,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:55,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:55,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:55,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:55,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:56,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:56,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-11 23:49:56,244 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-11 23:49:56,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:56,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:56,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:56,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:56,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:56,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:56,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2023-11-11 23:49:56,446 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2023-11-11 23:49:56,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:56,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:56,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:56,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:56,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:56,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 88 states and 163 transitions. [2023-11-11 23:49:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2023-11-11 23:49:56,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:56,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:56,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:56,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:56,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:56,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:56,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:56,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 90 states and 167 transitions. [2023-11-11 23:49:56,719 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 167 transitions. [2023-11-11 23:49:56,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:56,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:56,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:56,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:56,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:56,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:56,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:56,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 93 states and 176 transitions. [2023-11-11 23:49:56,829 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 176 transitions. [2023-11-11 23:49:56,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:56,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:56,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:56,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:56,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:56,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 97 states and 185 transitions. [2023-11-11 23:49:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2023-11-11 23:49:56,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:49:56,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:56,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:56,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:56,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:56,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:57,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:57,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2023-11-11 23:49:57,020 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2023-11-11 23:49:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:49:57,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:57,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:57,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:57,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:57,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:57,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:57,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2023-11-11 23:49:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2023-11-11 23:49:57,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:49:57,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:57,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:57,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:57,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:57,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2023-11-11 23:49:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2023-11-11 23:49:57,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:49:57,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:57,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:57,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:49:57,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:57,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2023-11-11 23:49:57,713 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2023-11-11 23:49:57,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:49:57,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:57,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:57,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:57,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:57,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:57,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2023-11-11 23:49:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2023-11-11 23:49:57,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:49:57,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:57,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:57,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:49:57,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:58,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2023-11-11 23:49:58,353 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2023-11-11 23:49:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:49:58,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:58,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:58,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:58,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:58,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2023-11-11 23:49:58,554 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2023-11-11 23:49:58,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:49:58,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:58,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:58,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:58,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:58,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:58,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2023-11-11 23:49:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2023-11-11 23:49:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:49:58,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:58,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:58,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:49:58,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:58,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:49:58,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:58,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2023-11-11 23:49:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2023-11-11 23:49:58,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:49:58,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:58,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:59,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:49:59,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:59,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 121 states and 242 transitions. [2023-11-11 23:49:59,896 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 242 transitions. [2023-11-11 23:49:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:49:59,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:59,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:59,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:49:59,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:59,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:59,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 123 states and 243 transitions. [2023-11-11 23:49:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 243 transitions. [2023-11-11 23:49:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:49:59,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:59,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:00,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:50:00,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:00,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:00,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 126 states and 252 transitions. [2023-11-11 23:50:00,456 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 252 transitions. [2023-11-11 23:50:00,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:00,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:00,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:00,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:00,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:50:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:00,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2023-11-11 23:50:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2023-11-11 23:50:00,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:50:00,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:00,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:00,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:00,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:50:01,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:01,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 131 states and 256 transitions. [2023-11-11 23:50:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 256 transitions. [2023-11-11 23:50:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:50:01,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:01,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:01,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:01,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:50:02,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:02,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 269 transitions. [2023-11-11 23:50:02,153 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 269 transitions. [2023-11-11 23:50:02,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:50:02,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:02,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:02,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:50:02,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:02,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 140 states and 272 transitions. [2023-11-11 23:50:02,801 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2023-11-11 23:50:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:50:02,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:02,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:02,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:02,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:02,850 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:50:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 142 states and 273 transitions. [2023-11-11 23:50:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 273 transitions. [2023-11-11 23:50:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:50:02,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:02,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:03,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:50:03,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:03,116 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:03,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:03,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 145 states and 283 transitions. [2023-11-11 23:50:03,544 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 283 transitions. [2023-11-11 23:50:03,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:50:03,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:03,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:03,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:03,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:03,605 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:50:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:03,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 148 states and 286 transitions. [2023-11-11 23:50:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 286 transitions. [2023-11-11 23:50:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:50:03,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:03,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:03,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:03,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:50:04,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:04,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 150 states and 287 transitions. [2023-11-11 23:50:04,141 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 287 transitions. [2023-11-11 23:50:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:50:04,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:04,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:04,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:04,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:04,189 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:50:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 153 states and 290 transitions. [2023-11-11 23:50:04,454 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 290 transitions. [2023-11-11 23:50:04,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:50:04,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:04,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:04,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:50:04,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:04,608 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:04,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:04,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 156 states and 293 transitions. [2023-11-11 23:50:04,994 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 293 transitions. [2023-11-11 23:50:04,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:50:04,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:04,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:05,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:05,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:05,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:50:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 158 states and 294 transitions. [2023-11-11 23:50:05,195 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 294 transitions. [2023-11-11 23:50:05,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:50:05,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:05,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:05,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:50:05,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:05,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 161 states and 304 transitions. [2023-11-11 23:50:05,759 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 304 transitions. [2023-11-11 23:50:05,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:50:05,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:05,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:05,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:05,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:05,820 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:50:06,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:06,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 164 states and 307 transitions. [2023-11-11 23:50:06,097 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 307 transitions. [2023-11-11 23:50:06,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:50:06,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:06,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:06,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:06,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:50:06,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 166 states and 308 transitions. [2023-11-11 23:50:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 308 transitions. [2023-11-11 23:50:06,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:50:06,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:06,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:06,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:06,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:50:06,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:06,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 169 states and 311 transitions. [2023-11-11 23:50:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 311 transitions. [2023-11-11 23:50:06,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:50:06,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:06,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:06,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:06,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:50:06,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:07,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:07,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 172 states and 314 transitions. [2023-11-11 23:50:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 314 transitions. [2023-11-11 23:50:07,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:50:07,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:07,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:07,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:07,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:07,408 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-11 23:50:07,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:07,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 174 states and 315 transitions. [2023-11-11 23:50:07,563 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 315 transitions. [2023-11-11 23:50:07,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:50:07,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:07,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:07,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:50:07,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:07,702 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:08,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:08,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 177 states and 325 transitions. [2023-11-11 23:50:08,143 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 325 transitions. [2023-11-11 23:50:08,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:08,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:08,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:08,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:08,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:08,209 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-11 23:50:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:08,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 180 states and 328 transitions. [2023-11-11 23:50:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 328 transitions. [2023-11-11 23:50:08,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:50:08,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:08,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:08,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:08,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:08,538 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:50:08,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:08,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 182 states and 329 transitions. [2023-11-11 23:50:08,786 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 329 transitions. [2023-11-11 23:50:08,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:50:08,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:08,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:08,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:08,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:08,860 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-11 23:50:09,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:09,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 185 states and 332 transitions. [2023-11-11 23:50:09,148 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 332 transitions. [2023-11-11 23:50:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:50:09,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:09,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:09,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:50:09,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:09,358 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:09,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 188 states and 335 transitions. [2023-11-11 23:50:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 335 transitions. [2023-11-11 23:50:09,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:50:09,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:09,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:09,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:09,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:09,872 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:50:10,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:10,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 190 states and 336 transitions. [2023-11-11 23:50:10,007 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 336 transitions. [2023-11-11 23:50:10,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:50:10,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:10,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:10,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:50:10,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:10,176 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:10,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:10,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 193 states and 346 transitions. [2023-11-11 23:50:10,670 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 346 transitions. [2023-11-11 23:50:10,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:50:10,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:10,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:10,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:10,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:10,749 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:50:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 196 states and 349 transitions. [2023-11-11 23:50:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 349 transitions. [2023-11-11 23:50:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:50:11,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:11,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:11,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:11,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:11,137 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:50:11,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 198 states and 350 transitions. [2023-11-11 23:50:11,400 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 350 transitions. [2023-11-11 23:50:11,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:50:11,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:11,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:11,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:11,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:11,486 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:50:11,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 201 states and 353 transitions. [2023-11-11 23:50:11,791 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 353 transitions. [2023-11-11 23:50:11,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:50:11,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:11,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:11,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:50:11,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:12,039 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:12,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:12,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 204 states and 356 transitions. [2023-11-11 23:50:12,536 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 356 transitions. [2023-11-11 23:50:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:50:12,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:12,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:12,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:12,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:50:12,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 206 states and 357 transitions. [2023-11-11 23:50:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 357 transitions. [2023-11-11 23:50:12,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:50:12,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:12,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:12,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:50:12,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:13,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:13,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 209 states and 367 transitions. [2023-11-11 23:50:13,435 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 367 transitions. [2023-11-11 23:50:13,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:50:13,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:13,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:13,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:13,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-11 23:50:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:13,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 212 states and 370 transitions. [2023-11-11 23:50:13,846 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 370 transitions. [2023-11-11 23:50:13,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:50:13,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:13,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:13,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:13,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:13,946 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:50:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:14,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 214 states and 371 transitions. [2023-11-11 23:50:14,217 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 371 transitions. [2023-11-11 23:50:14,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:50:14,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:14,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:14,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:14,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-11 23:50:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:14,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 217 states and 374 transitions. [2023-11-11 23:50:14,631 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 374 transitions. [2023-11-11 23:50:14,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:50:14,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:14,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:14,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:50:14,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:15,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:15,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 220 states and 377 transitions. [2023-11-11 23:50:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 377 transitions. [2023-11-11 23:50:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:50:15,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:15,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:15,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:15,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:15,501 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-11 23:50:15,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 222 states and 378 transitions. [2023-11-11 23:50:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 378 transitions. [2023-11-11 23:50:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:50:15,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:15,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:15,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:50:15,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:15,847 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:16,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 225 states and 388 transitions. [2023-11-11 23:50:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 388 transitions. [2023-11-11 23:50:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:50:16,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:16,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:16,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:16,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:16,478 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-11 23:50:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 228 states and 391 transitions. [2023-11-11 23:50:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 391 transitions. [2023-11-11 23:50:16,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:50:16,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:16,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:16,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:16,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-11 23:50:17,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:17,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 230 states and 392 transitions. [2023-11-11 23:50:17,296 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 392 transitions. [2023-11-11 23:50:17,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:50:17,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:17,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:17,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:17,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:17,388 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-11 23:50:17,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:17,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 233 states and 395 transitions. [2023-11-11 23:50:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 395 transitions. [2023-11-11 23:50:17,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:50:17,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:17,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:17,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:50:17,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:18,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:18,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 236 states and 398 transitions. [2023-11-11 23:50:18,591 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 398 transitions. [2023-11-11 23:50:18,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:50:18,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:18,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:18,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:18,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:18,702 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-11 23:50:18,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:18,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 238 states and 399 transitions. [2023-11-11 23:50:18,885 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 399 transitions. [2023-11-11 23:50:18,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:50:18,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:18,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:18,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:50:18,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:19,086 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:19,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:19,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 241 states and 409 transitions. [2023-11-11 23:50:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 409 transitions. [2023-11-11 23:50:19,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:50:19,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:19,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:19,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:19,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:19,805 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-11 23:50:20,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:20,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 244 states and 412 transitions. [2023-11-11 23:50:20,166 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 412 transitions. [2023-11-11 23:50:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:50:20,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:20,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:20,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:20,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:20,260 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-11 23:50:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:20,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 246 states and 413 transitions. [2023-11-11 23:50:20,607 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 413 transitions. [2023-11-11 23:50:20,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:50:20,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:20,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:20,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:20,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:20,717 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-11 23:50:21,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:21,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 249 states and 416 transitions. [2023-11-11 23:50:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 416 transitions. [2023-11-11 23:50:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:50:21,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:21,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:21,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:50:21,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:22,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:22,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 252 states and 419 transitions. [2023-11-11 23:50:22,034 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 419 transitions. [2023-11-11 23:50:22,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:50:22,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:22,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:22,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:22,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:22,142 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-11 23:50:22,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:22,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 254 states and 420 transitions. [2023-11-11 23:50:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 420 transitions. [2023-11-11 23:50:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:50:22,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:22,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:22,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:50:22,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:22,542 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:23,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:23,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 257 states and 430 transitions. [2023-11-11 23:50:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 430 transitions. [2023-11-11 23:50:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:50:23,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:23,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:23,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:23,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-11 23:50:23,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:23,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 260 states and 433 transitions. [2023-11-11 23:50:23,652 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 433 transitions. [2023-11-11 23:50:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:50:23,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:23,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:23,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:23,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:23,768 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:50:24,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:24,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 262 states and 434 transitions. [2023-11-11 23:50:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 434 transitions. [2023-11-11 23:50:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:50:24,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:24,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:24,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:24,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:24,200 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-11 23:50:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 265 states and 437 transitions. [2023-11-11 23:50:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 437 transitions. [2023-11-11 23:50:24,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:50:24,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:24,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:24,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:50:24,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:24,956 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 268 states and 440 transitions. [2023-11-11 23:50:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 440 transitions. [2023-11-11 23:50:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:50:25,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:25,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:25,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:25,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:25,671 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-11 23:50:25,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:25,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 270 states and 441 transitions. [2023-11-11 23:50:25,870 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 441 transitions. [2023-11-11 23:50:25,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:50:25,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:25,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:25,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:50:25,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 273 states and 451 transitions. [2023-11-11 23:50:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 451 transitions. [2023-11-11 23:50:26,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:50:26,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:26,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:26,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:26,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-11 23:50:27,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 276 states and 454 transitions. [2023-11-11 23:50:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 454 transitions. [2023-11-11 23:50:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:50:27,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:27,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:27,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:27,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:27,537 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-11 23:50:27,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 278 states and 455 transitions. [2023-11-11 23:50:27,926 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 455 transitions. [2023-11-11 23:50:27,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:50:27,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:27,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:27,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:27,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-11 23:50:28,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:28,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 281 states and 458 transitions. [2023-11-11 23:50:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 458 transitions. [2023-11-11 23:50:28,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:50:28,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:28,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:28,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:50:28,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:28,937 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:29,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:29,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 284 states and 461 transitions. [2023-11-11 23:50:29,644 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 461 transitions. [2023-11-11 23:50:29,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:50:29,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:29,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:29,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:29,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-11 23:50:30,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:30,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 286 states and 462 transitions. [2023-11-11 23:50:30,006 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 462 transitions. [2023-11-11 23:50:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:50:30,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:30,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:30,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:50:30,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:30,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:30,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 289 states and 472 transitions. [2023-11-11 23:50:30,933 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 472 transitions. [2023-11-11 23:50:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:50:30,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:30,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:31,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:31,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:31,103 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-11 23:50:31,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 292 states and 475 transitions. [2023-11-11 23:50:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 475 transitions. [2023-11-11 23:50:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:50:31,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:31,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:31,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:31,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-11 23:50:32,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 294 states and 476 transitions. [2023-11-11 23:50:32,001 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 476 transitions. [2023-11-11 23:50:32,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:50:32,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:32,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:32,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:32,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:32,144 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-11 23:50:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:32,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 297 states and 479 transitions. [2023-11-11 23:50:32,596 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 479 transitions. [2023-11-11 23:50:32,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:50:32,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:32,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:32,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:50:32,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:33,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:33,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 300 states and 482 transitions. [2023-11-11 23:50:33,792 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 482 transitions. [2023-11-11 23:50:33,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:50:33,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:33,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:33,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:33,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:33,921 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-11 23:50:34,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 302 states and 483 transitions. [2023-11-11 23:50:34,145 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 483 transitions. [2023-11-11 23:50:34,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:50:34,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:34,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:34,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:50:34,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:34,438 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:35,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 305 states and 493 transitions. [2023-11-11 23:50:35,192 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 493 transitions. [2023-11-11 23:50:35,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:50:35,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:35,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:35,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:35,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:35,373 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-11 23:50:35,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 308 states and 496 transitions. [2023-11-11 23:50:35,828 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 496 transitions. [2023-11-11 23:50:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:50:35,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:35,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:35,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:35,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:35,955 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-11 23:50:36,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:36,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 310 states and 497 transitions. [2023-11-11 23:50:36,352 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 497 transitions. [2023-11-11 23:50:36,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:50:36,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:36,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:36,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:36,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:36,511 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-11 23:50:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:37,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 313 states and 500 transitions. [2023-11-11 23:50:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 500 transitions. [2023-11-11 23:50:37,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:50:37,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:37,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:37,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:50:37,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:38,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:38,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 316 states and 503 transitions. [2023-11-11 23:50:38,261 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 503 transitions. [2023-11-11 23:50:38,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:50:38,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:38,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:38,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:38,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:38,428 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-11 23:50:38,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:38,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 318 states and 504 transitions. [2023-11-11 23:50:38,709 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 504 transitions. [2023-11-11 23:50:38,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:50:38,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:38,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:38,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:50:38,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 321 states and 514 transitions. [2023-11-11 23:50:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 514 transitions. [2023-11-11 23:50:39,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:50:39,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:39,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:39,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:39,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:39,905 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-11 23:50:40,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 324 states and 517 transitions. [2023-11-11 23:50:40,418 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 517 transitions. [2023-11-11 23:50:40,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:50:40,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:40,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:40,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:40,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:40,551 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-11 23:50:40,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:40,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 326 states and 518 transitions. [2023-11-11 23:50:40,969 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 518 transitions. [2023-11-11 23:50:40,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:50:40,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:40,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:41,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:41,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-11 23:50:41,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:41,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 329 states and 521 transitions. [2023-11-11 23:50:41,625 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 521 transitions. [2023-11-11 23:50:41,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:50:41,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:41,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:41,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:50:41,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:42,054 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:50:42,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 332 states and 524 transitions. [2023-11-11 23:50:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 524 transitions. [2023-11-11 23:50:42,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:50:42,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:42,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:42,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:42,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-11 23:50:43,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:43,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 334 states and 525 transitions. [2023-11-11 23:50:43,271 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 525 transitions. [2023-11-11 23:50:43,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:50:43,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:43,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:43,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:50:43,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:50:44,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:44,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 337 states and 535 transitions. [2023-11-11 23:50:44,374 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 535 transitions. [2023-11-11 23:50:44,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:50:44,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:44,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:44,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:44,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-11 23:50:45,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 340 states and 538 transitions. [2023-11-11 23:50:45,020 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 538 transitions. [2023-11-11 23:50:45,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:50:45,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:45,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:45,209 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-11 23:50:45,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 342 states and 539 transitions. [2023-11-11 23:50:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 539 transitions. [2023-11-11 23:50:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:50:45,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:45,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:45,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-11 23:50:45,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked.