./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL --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 2b1a58ad3e10b615d95cc8c02ce2afb54c727e6977a5f6eabd49347a082a7a12 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:10,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:10,456 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:32:10,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:32:10,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:32:10,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:10,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:10,516 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:10,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:10,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:10,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:10,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:10,524 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:10,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:10,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:10,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:10,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:10,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:10,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:10,531 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:32:10,531 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:32:10,532 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:10,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:10,533 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:10,533 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:10,534 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:10,534 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:10,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:10,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:10,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:10,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:10,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:10,539 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:32:10,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:32:10,539 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:10,540 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_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b1a58ad3e10b615d95cc8c02ce2afb54c727e6977a5f6eabd49347a082a7a12 [2023-11-19 03:32:10,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:10,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:10,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:10,869 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:10,869 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:10,871 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2023-11-19 03:32:14,046 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:14,269 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:14,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2023-11-19 03:32:14,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/data/ad62268a7/4a6fe680bda5444e85a6185855fc3955/FLAG12b495515 [2023-11-19 03:32:14,294 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/data/ad62268a7/4a6fe680bda5444e85a6185855fc3955 [2023-11-19 03:32:14,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:14,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:14,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:14,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:14,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:14,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4613b92d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14, skipping insertion in model container [2023-11-19 03:32:14,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,331 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:14,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:14,544 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:14,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:14,579 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:14,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14 WrapperNode [2023-11-19 03:32:14,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:14,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:14,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:14,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:14,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,599 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,629 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-19 03:32:14,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:14,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:14,634 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:14,634 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:14,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,652 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,656 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,659 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,662 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:14,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:14,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:14,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:14,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:14,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:14,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:14,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956363c3-a9be-4de0-a630-1f2c8b41b5d5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:32:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:32:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:32:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:32:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:32:14,838 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:14,841 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:15,292 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:15,343 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:15,346 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:32:15,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:15 BoogieIcfgContainer [2023-11-19 03:32:15,353 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:15,354 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:15,355 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:15,365 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:15,366 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:15" (1/1) ... [2023-11-19 03:32:15,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:32:15,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:15,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 104 states and 112 transitions. [2023-11-19 03:32:15,451 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 112 transitions. [2023-11-19 03:32:15,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:32:15,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:15,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:15,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:32:15,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:15,909 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:32:16,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:16,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 106 states and 117 transitions. [2023-11-19 03:32:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2023-11-19 03:32:16,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:32:16,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:16,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:16,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:32:16,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:16,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:16,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 109 states and 125 transitions. [2023-11-19 03:32:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2023-11-19 03:32:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:32:16,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:16,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:16,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:32:16,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:16,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:32:17,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:17,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 113 states and 134 transitions. [2023-11-19 03:32:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2023-11-19 03:32:17,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:32:17,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:17,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:17,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:32:17,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:17,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:17,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 118 states and 143 transitions. [2023-11-19 03:32:17,626 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2023-11-19 03:32:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:32:17,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:17,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:17,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:17,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:17,853 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:18,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 124 states and 154 transitions. [2023-11-19 03:32:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 154 transitions. [2023-11-19 03:32:18,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:32:18,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:18,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:18,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:18,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:18,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:19,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:19,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 131 states and 167 transitions. [2023-11-19 03:32:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions. [2023-11-19 03:32:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:32:19,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:19,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:19,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:32:19,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:21,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 139 states and 182 transitions. [2023-11-19 03:32:21,104 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 182 transitions. [2023-11-19 03:32:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:32:21,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:21,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:21,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:32:21,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:21,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 140 states and 183 transitions. [2023-11-19 03:32:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 183 transitions. [2023-11-19 03:32:21,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:32:21,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:21,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:21,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:32:21,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:21,542 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 143 states and 188 transitions. [2023-11-19 03:32:21,621 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 188 transitions. [2023-11-19 03:32:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:32:21,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:21,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:21,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:32:21,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:21,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:21,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 142 states and 187 transitions. [2023-11-19 03:32:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 187 transitions. [2023-11-19 03:32:21,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:32:21,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:21,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:21,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:32:21,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:23,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:23,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 150 states and 203 transitions. [2023-11-19 03:32:23,505 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 203 transitions. [2023-11-19 03:32:23,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:32:23,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:23,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:23,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:32:23,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 149 states and 202 transitions. [2023-11-19 03:32:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 202 transitions. [2023-11-19 03:32:23,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:32:23,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:23,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:23,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:23,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:23,946 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:25,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 158 states and 220 transitions. [2023-11-19 03:32:25,775 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 220 transitions. [2023-11-19 03:32:25,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:32:25,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:25,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:25,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:25,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:25,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:25,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:25,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 161 states and 224 transitions. [2023-11-19 03:32:25,909 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 224 transitions. [2023-11-19 03:32:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:32:25,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:25,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:25,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:32:25,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:26,008 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:26,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 160 states and 223 transitions. [2023-11-19 03:32:26,098 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 223 transitions. [2023-11-19 03:32:26,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:32:26,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:26,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:26,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:26,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:26,167 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:26,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:26,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 227 transitions. [2023-11-19 03:32:26,520 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 227 transitions. [2023-11-19 03:32:26,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:32:26,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:26,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:26,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:32:26,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:26,824 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:30,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:30,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 173 states and 247 transitions. [2023-11-19 03:32:30,263 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 247 transitions. [2023-11-19 03:32:30,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:32:30,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:30,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:30,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:32:30,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:30,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:32:40,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:40,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 178 states and 257 transitions. [2023-11-19 03:32:40,876 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 257 transitions. [2023-11-19 03:32:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:32:40,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:40,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:40,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:32:40,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 261 transitions. [2023-11-19 03:32:40,997 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 261 transitions. [2023-11-19 03:32:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:32:40,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:40,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:41,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:41,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 192 states and 284 transitions. [2023-11-19 03:32:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 284 transitions. [2023-11-19 03:32:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:32:45,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:45,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:45,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:32:45,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:49,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 204 states and 307 transitions. [2023-11-19 03:32:49,134 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 307 transitions. [2023-11-19 03:32:49,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:32:49,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:49,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:49,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:32:49,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:49,353 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:50,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 208 states and 314 transitions. [2023-11-19 03:32:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 314 transitions. [2023-11-19 03:32:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:32:50,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:50,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:50,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:32:50,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:32:54,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:54,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 207 states and 313 transitions. [2023-11-19 03:32:54,586 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 313 transitions. [2023-11-19 03:32:54,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:32:54,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:54,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:54,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:32:54,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:54,648 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 211 states and 320 transitions. [2023-11-19 03:32:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 320 transitions. [2023-11-19 03:32:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:32:55,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:55,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:55,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:32:55,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:56,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 215 states and 327 transitions. [2023-11-19 03:32:56,936 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 327 transitions. [2023-11-19 03:32:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:32:56,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:56,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:56,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:32:56,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:57,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:32:58,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:58,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 219 states and 333 transitions. [2023-11-19 03:32:58,820 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 333 transitions. [2023-11-19 03:32:58,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:32:58,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:58,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:32:58,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:32:58,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:32:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:01,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 224 states and 343 transitions. [2023-11-19 03:33:01,386 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 343 transitions. [2023-11-19 03:33:01,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:33:01,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:01,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:01,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:33:01,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:01,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:02,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 228 states and 349 transitions. [2023-11-19 03:33:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 349 transitions. [2023-11-19 03:33:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:33:02,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:02,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:02,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:33:02,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:04,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:04,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 232 states and 355 transitions. [2023-11-19 03:33:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 355 transitions. [2023-11-19 03:33:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:33:04,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:04,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:04,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:33:04,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:07,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 244 states and 376 transitions. [2023-11-19 03:33:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 376 transitions. [2023-11-19 03:33:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:33:07,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:07,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:08,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:33:08,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.