./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call_true-termination.c.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a9963030a13e3c679db84f21688cc66372a5ac3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:28:35,304 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:28:35,305 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:28:35,315 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:28:35,315 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:28:35,316 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:28:35,317 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:28:35,319 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:28:35,320 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:28:35,321 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:28:35,322 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:28:35,322 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:28:35,323 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:28:35,324 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:28:35,324 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:28:35,325 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:28:35,326 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:28:35,328 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:28:35,329 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:28:35,331 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:28:35,332 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:28:35,332 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:28:35,334 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:28:35,335 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:28:35,335 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:28:35,336 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:28:35,336 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:28:35,337 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:28:35,338 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:28:35,339 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:28:35,339 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:28:35,340 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:28:35,340 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:28:35,340 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:28:35,341 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:28:35,342 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:28:35,342 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 19:28:35,353 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:28:35,353 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:28:35,354 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:28:35,354 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:28:35,355 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:28:35,355 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:28:35,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:28:35,355 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:28:35,355 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:28:35,355 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:28:35,355 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:28:35,356 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:28:35,356 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:28:35,356 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:28:35,356 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:28:35,356 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:28:35,356 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:28:35,356 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:28:35,357 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:28:35,357 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:28:35,357 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:28:35,357 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:28:35,359 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:28:35,359 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:28:35,360 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:28:35,360 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 19:28:35,360 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:28:35,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:28:35,360 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml 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 ! call(__VERIFIER_error())) ) 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 -> 1a9963030a13e3c679db84f21688cc66372a5ac3 [2018-10-26 19:28:35,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:28:35,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:28:35,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:28:35,421 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:28:35,421 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:28:35,424 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call_true-termination.c.i [2018-10-26 19:28:35,473 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/data/4cf1aac77/374f9d296a1c41eb9b77d05186eb88c2/FLAG9fbc20995 [2018-10-26 19:28:35,847 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:28:35,847 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/sv-benchmarks/c/loop-lit/gj2007_true-unreach-call_true-termination.c.i [2018-10-26 19:28:35,852 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/data/4cf1aac77/374f9d296a1c41eb9b77d05186eb88c2/FLAG9fbc20995 [2018-10-26 19:28:35,864 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/data/4cf1aac77/374f9d296a1c41eb9b77d05186eb88c2 [2018-10-26 19:28:35,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:28:35,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:28:35,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:28:35,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:28:35,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:28:35,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:28:35" (1/1) ... [2018-10-26 19:28:35,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dd6758f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:35, skipping insertion in model container [2018-10-26 19:28:35,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:28:35" (1/1) ... [2018-10-26 19:28:35,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:28:35,900 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:28:36,022 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:28:36,025 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:28:36,036 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:28:36,048 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:28:36,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36 WrapperNode [2018-10-26 19:28:36,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:28:36,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:28:36,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:28:36,050 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:28:36,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,074 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:28:36,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:28:36,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:28:36,074 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:28:36,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:28:36,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:28:36,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:28:36,087 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:28:36,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:28:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:28:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:28:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:28:36,545 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:28:36,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:36 BoogieIcfgContainer [2018-10-26 19:28:36,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:28:36,546 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:28:36,546 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:28:36,556 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:28:36,557 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:36" (1/1) ... [2018-10-26 19:28:36,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:28:36,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:36,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-10-26 19:28:36,604 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-10-26 19:28:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-26 19:28:36,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:36,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:36,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:36,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-10-26 19:28:36,710 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-10-26 19:28:36,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-26 19:28:36,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:36,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:36,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-26 19:28:36,944 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-26 19:28:36,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-26 19:28:36,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:37,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:37,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-26 19:28:37,059 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-26 19:28:37,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:28:37,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:37,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:37,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-26 19:28:37,393 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-26 19:28:37,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 19:28:37,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:37,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-26 19:28:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-26 19:28:37,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 19:28:37,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:37,647 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:37,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:37,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-26 19:28:37,802 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-26 19:28:37,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-26 19:28:37,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:38,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-26 19:28:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-26 19:28:38,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-26 19:28:38,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:38,258 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:38,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:38,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-26 19:28:38,340 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-26 19:28:38,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-26 19:28:38,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:38,450 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-26 19:28:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-26 19:28:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 19:28:38,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:38,613 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:38,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-26 19:28:38,726 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-26 19:28:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 19:28:38,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:38,804 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:38,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:38,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-26 19:28:38,901 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-26 19:28:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 19:28:38,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:39,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:39,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-26 19:28:39,090 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-26 19:28:39,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-26 19:28:39,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-26 19:28:39,276 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-26 19:28:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-26 19:28:39,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:39,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:39,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-26 19:28:39,410 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-26 19:28:39,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 19:28:39,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:39,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-26 19:28:39,650 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-26 19:28:39,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-26 19:28:39,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:39,795 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-26 19:28:39,889 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-26 19:28:39,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 19:28:39,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:40,097 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:40,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-26 19:28:40,171 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-26 19:28:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-26 19:28:40,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:40,298 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:40,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-26 19:28:40,435 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-26 19:28:40,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-26 19:28:40,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:40,816 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:41,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:41,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-26 19:28:41,094 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-26 19:28:41,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-26 19:28:41,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:41,299 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:41,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:41,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-26 19:28:41,484 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-26 19:28:41,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 19:28:41,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:42,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:42,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-26 19:28:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-26 19:28:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 19:28:42,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:42,332 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:42,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:42,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-26 19:28:42,909 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-26 19:28:42,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 19:28:42,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:42,999 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:43,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:43,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-26 19:28:43,444 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-26 19:28:43,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 19:28:43,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:43,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-26 19:28:43,648 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-26 19:28:43,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 19:28:43,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:43,764 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:43,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:43,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-26 19:28:43,863 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-26 19:28:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-26 19:28:43,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:44,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:44,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-26 19:28:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-26 19:28:44,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 19:28:44,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-26 19:28:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-26 19:28:45,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 19:28:45,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:45,527 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:45,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-26 19:28:45,651 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-26 19:28:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 19:28:45,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-26 19:28:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-26 19:28:46,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 19:28:46,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:46,964 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:47,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:47,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-26 19:28:47,110 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-26 19:28:47,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 19:28:47,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:47,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-26 19:28:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-26 19:28:47,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 19:28:47,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:48,068 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:48,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-26 19:28:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-26 19:28:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 19:28:48,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:48,341 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:48,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:48,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-26 19:28:48,482 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-26 19:28:48,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 19:28:48,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:48,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:48,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:48,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-26 19:28:48,789 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-26 19:28:48,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 19:28:48,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:49,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:49,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-26 19:28:49,511 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-26 19:28:49,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 19:28:49,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:49,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:50,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:50,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-26 19:28:50,052 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-26 19:28:50,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 19:28:50,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:50,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:50,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-26 19:28:50,344 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-26 19:28:50,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 19:28:50,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:50,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:50,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-26 19:28:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-26 19:28:50,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 19:28:50,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:50,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-26 19:28:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-26 19:28:50,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 19:28:50,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:51,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:51,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-26 19:28:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-26 19:28:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 19:28:51,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:51,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:51,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-26 19:28:51,899 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-26 19:28:51,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 19:28:51,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:52,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:52,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-26 19:28:52,227 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-26 19:28:52,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 19:28:52,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:52,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:52,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-26 19:28:52,558 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-26 19:28:52,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 19:28:52,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:52,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:52,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:52,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-26 19:28:52,842 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-26 19:28:52,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 19:28:52,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:53,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:53,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-26 19:28:53,149 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-26 19:28:53,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 19:28:53,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:53,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:53,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:53,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-26 19:28:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-26 19:28:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 19:28:53,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:53,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:53,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-26 19:28:53,782 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-26 19:28:53,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 19:28:53,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:56,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:56,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-26 19:28:56,850 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-26 19:28:56,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 19:28:56,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:57,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:57,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-26 19:28:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-26 19:28:57,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:28:57,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-26 19:28:58,013 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-26 19:28:58,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 19:28:58,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:58,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:59,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:59,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-26 19:28:59,013 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-26 19:28:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:28:59,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:28:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:28:59,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:28:59,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:28:59,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-26 19:28:59,997 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-26 19:28:59,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:28:59,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:00,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-26 19:29:00,276 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-26 19:29:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:29:00,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:02,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 115 transitions. [2018-10-26 19:29:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 115 transitions. [2018-10-26 19:29:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:29:03,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:05,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:05,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 117 transitions. [2018-10-26 19:29:05,848 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 117 transitions. [2018-10-26 19:29:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:29:05,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 119 transitions. [2018-10-26 19:29:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 119 transitions. [2018-10-26 19:29:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:29:08,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:10,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:10,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 121 transitions. [2018-10-26 19:29:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 121 transitions. [2018-10-26 19:29:10,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:29:10,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:12,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 123 transitions. [2018-10-26 19:29:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 123 transitions. [2018-10-26 19:29:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:29:12,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:14,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:14,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:14,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 125 transitions. [2018-10-26 19:29:14,871 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 125 transitions. [2018-10-26 19:29:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 19:29:14,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:17,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:17,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 127 transitions. [2018-10-26 19:29:17,258 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 127 transitions. [2018-10-26 19:29:17,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 19:29:17,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:20,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:20,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 129 transitions. [2018-10-26 19:29:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 129 transitions. [2018-10-26 19:29:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 19:29:20,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 131 transitions. [2018-10-26 19:29:22,617 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 131 transitions. [2018-10-26 19:29:22,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 19:29:22,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:25,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:25,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 133 transitions. [2018-10-26 19:29:25,102 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 133 transitions. [2018-10-26 19:29:25,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 19:29:25,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:27,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:27,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:27,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 135 transitions. [2018-10-26 19:29:27,717 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 135 transitions. [2018-10-26 19:29:27,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 19:29:27,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:30,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 137 transitions. [2018-10-26 19:29:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 137 transitions. [2018-10-26 19:29:30,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-26 19:29:30,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:32,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:33,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 139 transitions. [2018-10-26 19:29:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 139 transitions. [2018-10-26 19:29:33,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-26 19:29:33,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:36,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 141 transitions. [2018-10-26 19:29:36,267 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 141 transitions. [2018-10-26 19:29:36,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 19:29:36,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:39,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:39,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:39,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 143 transitions. [2018-10-26 19:29:39,307 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 143 transitions. [2018-10-26 19:29:39,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 19:29:39,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:42,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:42,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 145 transitions. [2018-10-26 19:29:42,341 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 145 transitions. [2018-10-26 19:29:42,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 19:29:42,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:45,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 147 transitions. [2018-10-26 19:29:45,402 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 147 transitions. [2018-10-26 19:29:45,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 19:29:45,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:48,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:48,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 149 transitions. [2018-10-26 19:29:48,566 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 149 transitions. [2018-10-26 19:29:48,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 19:29:48,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:51,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:51,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 151 transitions. [2018-10-26 19:29:51,813 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 151 transitions. [2018-10-26 19:29:51,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 19:29:51,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:54,894 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 153 transitions. [2018-10-26 19:29:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 153 transitions. [2018-10-26 19:29:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 19:29:55,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:29:58,415 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:29:58,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:29:58,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 155 transitions. [2018-10-26 19:29:58,657 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 155 transitions. [2018-10-26 19:29:58,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 19:29:58,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:29:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 157 transitions. [2018-10-26 19:30:02,209 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 157 transitions. [2018-10-26 19:30:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:30:02,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:05,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:05,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 159 transitions. [2018-10-26 19:30:05,970 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 159 transitions. [2018-10-26 19:30:05,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 19:30:05,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:09,456 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 161 transitions. [2018-10-26 19:30:09,707 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 161 transitions. [2018-10-26 19:30:09,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 19:30:09,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:13,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:13,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 163 transitions. [2018-10-26 19:30:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 163 transitions. [2018-10-26 19:30:13,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 19:30:13,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:17,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:17,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:17,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 165 transitions. [2018-10-26 19:30:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 165 transitions. [2018-10-26 19:30:17,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 19:30:17,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:21,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 167 transitions. [2018-10-26 19:30:21,353 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 167 transitions. [2018-10-26 19:30:21,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 19:30:21,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:25,171 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:25,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:25,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 169 transitions. [2018-10-26 19:30:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 169 transitions. [2018-10-26 19:30:25,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-26 19:30:25,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:29,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 171 transitions. [2018-10-26 19:30:29,626 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 171 transitions. [2018-10-26 19:30:29,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 19:30:29,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:33,650 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:34,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 173 transitions. [2018-10-26 19:30:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 173 transitions. [2018-10-26 19:30:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 19:30:34,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:38,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 175 transitions. [2018-10-26 19:30:38,490 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 175 transitions. [2018-10-26 19:30:38,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 19:30:38,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:42,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:42,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 177 transitions. [2018-10-26 19:30:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 177 transitions. [2018-10-26 19:30:42,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-26 19:30:42,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:47,336 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 179 transitions. [2018-10-26 19:30:47,618 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 179 transitions. [2018-10-26 19:30:47,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 19:30:47,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:52,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 181 transitions. [2018-10-26 19:30:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 181 transitions. [2018-10-26 19:30:52,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 19:30:52,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:30:56,936 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:30:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:30:57,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 183 transitions. [2018-10-26 19:30:57,231 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 183 transitions. [2018-10-26 19:30:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-26 19:30:57,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:30:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:02,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 185 transitions. [2018-10-26 19:31:02,217 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 185 transitions. [2018-10-26 19:31:02,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 19:31:02,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:06,939 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:07,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:07,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 187 transitions. [2018-10-26 19:31:07,235 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 187 transitions. [2018-10-26 19:31:07,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 19:31:07,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:12,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:12,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:12,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 189 transitions. [2018-10-26 19:31:12,493 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 189 transitions. [2018-10-26 19:31:12,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 19:31:12,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:17,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 191 transitions. [2018-10-26 19:31:17,766 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 191 transitions. [2018-10-26 19:31:17,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 19:31:17,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:22,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:23,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 193 transitions. [2018-10-26 19:31:23,142 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 193 transitions. [2018-10-26 19:31:23,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 19:31:23,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:23,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:28,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:28,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 195 transitions. [2018-10-26 19:31:28,616 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 195 transitions. [2018-10-26 19:31:28,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 19:31:28,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:33,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:34,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 197 transitions. [2018-10-26 19:31:34,241 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 197 transitions. [2018-10-26 19:31:34,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 19:31:34,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:39,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:39,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:39,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 199 transitions. [2018-10-26 19:31:39,987 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 199 transitions. [2018-10-26 19:31:39,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-26 19:31:39,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:45,837 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:46,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:46,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 201 transitions. [2018-10-26 19:31:46,162 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 201 transitions. [2018-10-26 19:31:46,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 19:31:46,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:51,798 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:52,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 203 transitions. [2018-10-26 19:31:52,144 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 203 transitions. [2018-10-26 19:31:52,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 19:31:52,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:58,259 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:58,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:58,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 205 transitions. [2018-10-26 19:31:58,608 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 205 transitions. [2018-10-26 19:31:58,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:31:58,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:32:04,862 INFO L134 CoverageAnalysis]: Checked inductivity of 9702 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:32:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:32:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 207 transitions. [2018-10-26 19:32:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 207 transitions. [2018-10-26 19:32:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 19:32:05,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:32:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:32:11,672 INFO L134 CoverageAnalysis]: Checked inductivity of 9900 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:32:12,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:32:12,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 209 states and 208 transitions. [2018-10-26 19:32:12,034 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 208 transitions. [2018-10-26 19:32:12,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-26 19:32:12,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:32:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:32:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 10100 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:33:19,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:33:19,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 207 states and 206 transitions. [2018-10-26 19:33:19,923 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 206 transitions. [2018-10-26 19:33:19,923 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 19:33:19,923 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 103 iterations. [2018-10-26 19:33:19,932 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 19:33:20,951 WARN L179 SmtUtils]: Spent 958.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-10-26 19:33:21,777 WARN L179 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-10-26 19:33:21,780 INFO L582 CodeCheckObserver]: Invariant with dag size 508 [2018-10-26 19:33:21,816 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 19:33:21,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 07:33:21 ImpRootNode [2018-10-26 19:33:21,816 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 19:33:21,817 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:33:21,817 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:33:21,817 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:33:21,819 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:28:36" (3/4) ... [2018-10-26 19:33:21,829 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 19:33:21,841 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-10-26 19:33:21,841 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 19:33:21,841 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 19:33:21,881 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_87c67b1f-cff6-463b-ae02-c6587c7ce37e/bin-2019/ukojak/witness.graphml [2018-10-26 19:33:21,882 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:33:21,882 INFO L168 Benchmark]: Toolchain (without parser) took 286016.00 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 847.2 MB). Free memory was 960.7 MB in the beginning and 1.4 GB in the end (delta: -407.5 MB). Peak memory consumption was 439.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:21,883 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:33:21,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.47 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 949.9 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:21,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.15 ms. Allocated memory is still 1.0 GB. Free memory is still 949.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:33:21,884 INFO L168 Benchmark]: Boogie Preprocessor took 12.46 ms. Allocated memory is still 1.0 GB. Free memory was 949.9 MB in the beginning and 947.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:21,885 INFO L168 Benchmark]: RCFGBuilder took 458.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:21,888 INFO L168 Benchmark]: CodeCheck took 285270.20 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 694.2 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -249.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-10-26 19:33:21,888 INFO L168 Benchmark]: Witness Printer took 64.94 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:21,891 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 13 locations, 1 error locations. SAFE Result, 283.3s OverallTime, 103 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 400 SDslu, 792 SDs, 0 SdLazy, 804 SolverSat, 400 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 58.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70228 GetRequests, 55892 SyntacticMatches, 13426 SemanticMatches, 910 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1503686 ImplicationChecksByTransitivity, 272.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 205.0s InterpolantComputationTime, 10711 NumberOfCodeBlocks, 10711 NumberOfCodeBlocksAsserted, 102 NumberOfCheckSat, 10609 ConstructedInterpolants, 0 QuantifiedInterpolants, 9269181 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 102 InterpolantComputations, 2 PerfectInterpolantSequences, 0/343400 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((x <= 8 && y <= 50) && 8 <= x) && 50 <= y) || (((y <= 84 && 84 <= x) && 84 <= y) && x <= 84)) || (((y <= 70 && x <= 70) && 70 <= x) && 70 <= y)) || (((73 <= y && y <= 73) && 72 < x) && x <= 73)) || (((x <= 11 && 11 <= x) && y <= 50) && 50 <= y)) || (((23 <= x && y <= 50) && 50 <= y) && x <= 23)) || (((y <= 92 && x <= 92) && 91 < x) && 92 <= y)) || (((y <= 50 && 50 <= y) && 44 <= x) && x <= 44)) || (((62 <= x && x <= 62) && y <= 62) && 62 <= y)) || (((14 <= x && y <= 50) && 50 <= y) && x <= 14)) || (((x <= 53 && y <= 53) && 53 <= x) && 53 <= y)) || (((x <= 50 && 50 <= x) && y <= 50) && 50 <= y)) || (((x <= 60 && y <= 60) && 59 < x) && 60 <= y)) || (((x <= 13 && y <= 50) && 50 <= y) && 13 <= x)) || (((x <= 51 && y <= 51) && 51 <= y) && 51 <= x)) || (((x <= 27 && 27 <= x) && y <= 50) && 50 <= y)) || (((x <= 83 && y <= 83) && 83 <= x) && 83 <= y)) || (((68 <= y && x <= 68) && 68 <= x) && y <= 68)) || (((19 <= x && x <= 19) && y <= 50) && 50 <= y)) || (((18 <= x && x <= 18) && y <= 50) && 50 <= y)) || (((x <= 49 && 49 <= x) && y <= 50) && 50 <= y)) || (((y <= 58 && x <= 58) && 58 <= y) && 58 <= x)) || (((x <= 36 && y <= 50) && 36 <= x) && 50 <= y)) || (((40 <= x && y <= 50) && 50 <= y) && x <= 40)) || (((y <= 50 && 50 <= y) && 21 <= x) && x <= 21)) || (((x <= 2 && 2 <= x) && y <= 50) && 50 <= y)) || (((x <= 38 && 38 <= x) && y <= 50) && 50 <= y)) || (((y <= 79 && 79 <= y) && x <= 79) && 78 < x)) || (((x <= 3 && 3 <= x) && y <= 50) && 50 <= y)) || (((y <= 81 && x <= 81) && 81 <= x) && 81 <= y)) || (((x <= 78 && 78 <= y) && 77 < x) && y <= 78)) || (((95 <= y && y <= 95) && x <= 95) && 95 <= x)) || (((x <= 67 && 66 < x) && 67 <= y) && y <= 67)) || (((x <= 57 && y <= 57) && 57 <= y) && 56 < x)) || (((x <= 42 && 42 <= x) && y <= 50) && 50 <= y)) || (((x <= 9 && 9 <= x) && y <= 50) && 50 <= y)) || (((87 <= y && x <= 87) && 87 <= x) && y <= 87)) || (((y <= 50 && 50 <= y) && 17 <= x) && x <= 17)) || (((37 <= x && x <= 37) && y <= 50) && 50 <= y)) || (((y <= 66 && x <= 66) && 65 < x) && 66 <= y)) || (((x <= 39 && 39 <= x) && y <= 50) && 50 <= y)) || (((y <= 52 && 52 <= x) && 52 <= y) && x <= 52)) || (((y <= 75 && 75 <= x) && x <= 75) && 75 <= y)) || ((99 < x && 100 <= y) && y <= 100)) || (((x <= 4 && 4 <= x) && y <= 50) && 50 <= y)) || (((10 <= x && y <= 50) && 50 <= y) && x <= 10)) || (((y <= 98 && 98 <= y) && 97 < x) && x <= 98)) || (((58 < x && 59 <= y) && y <= 59) && x <= 59)) || (((x <= 30 && 30 <= x) && y <= 50) && 50 <= y)) || (((y <= 65 && x <= 65) && 65 <= y) && 64 < x)) || (((y <= 71 && 71 <= x) && x <= 71) && 71 <= y)) || (((45 <= x && y <= 50) && 50 <= y) && x <= 45)) || (((5 <= x && y <= 50) && 50 <= y) && x <= 5)) || (((54 < x && y <= 55) && 55 <= y) && x <= 55)) || (((32 <= x && y <= 50) && 50 <= y) && x <= 32)) || (((26 <= x && y <= 50) && 50 <= y) && x <= 26)) || (((x <= 15 && 15 <= x) && y <= 50) && 50 <= y)) || (((x <= 16 && 16 <= x) && y <= 50) && 50 <= y)) || (((76 <= y && x <= 76) && 76 <= x) && y <= 76)) || (((89 <= y && 88 < x) && x <= 89) && y <= 89)) || (((y <= 96 && 96 <= y) && x <= 96) && 96 <= x)) || (((24 <= x && y <= 50) && 50 <= y) && x <= 24)) || (((x <= 74 && 74 <= y) && 74 <= x) && y <= 74)) || (((y <= 85 && 85 <= y) && x <= 85) && 84 < x)) || (((y <= 72 && 72 <= y) && 72 <= x) && x <= 72)) || (((33 <= x && x <= 33) && y <= 50) && 50 <= y)) || (((x <= 77 && 77 <= x) && 77 <= y) && y <= 77)) || (((y <= 91 && 91 <= x) && 91 <= y) && x <= 91)) || (((7 <= x && x <= 7) && y <= 50) && 50 <= y)) || (((61 <= y && x <= 61) && y <= 61) && 61 <= x)) || (((y <= 56 && x <= 56) && 56 <= y) && 55 < x)) || (((82 <= y && y <= 82) && 81 < x) && x <= 82)) || (((y <= 88 && x <= 88) && 88 <= x) && 88 <= y)) || (((x <= 48 && 48 <= x) && y <= 50) && 50 <= y)) || (((x <= 94 && y <= 94) && 94 <= x) && 94 <= y)) || (((x <= 34 && 34 <= x) && y <= 50) && 50 <= y)) || (((92 < x && 93 <= y) && x <= 93) && y <= 93)) || (((28 <= x && y <= 50) && 50 <= y) && x <= 28)) || (((29 <= x && x <= 29) && y <= 50) && 50 <= y)) || (((64 <= y && x <= 64) && y <= 64) && 64 <= x)) || (((1 <= x && x <= 1) && y <= 50) && 50 <= y)) || (((x <= 0 && y <= 50) && 50 <= y) && 0 <= x)) || (((22 <= x && x <= 22) && y <= 50) && 50 <= y)) || (((x <= 12 && 12 <= x) && y <= 50) && 50 <= y)) || (((x <= 90 && 90 <= x) && y <= 90) && 90 <= y)) || (((6 <= x && y <= 50) && 50 <= y) && x <= 6)) || (((x <= 20 && y <= 50) && 50 <= y) && 20 <= x)) || (((x <= 25 && 25 <= x) && y <= 50) && 50 <= y)) || (((y <= 69 && 69 <= y) && 69 <= x) && x <= 69)) || (((80 <= y && x <= 80) && 80 <= x) && y <= 80)) || (((63 <= y && y <= 63) && 63 <= x) && x <= 63)) || (((y <= 54 && 54 <= y) && 53 < x) && x <= 54)) || (((97 <= y && 97 <= x) && x <= 97) && y <= 97)) || (((y <= 99 && 99 <= y) && 98 < x) && x <= 99)) || (((43 <= x && x <= 43) && y <= 50) && 50 <= y)) || (((86 <= y && x <= 86) && 85 < x) && y <= 86)) || (((x <= 47 && 47 <= x) && y <= 50) && 50 <= y)) || (((31 <= x && y <= 50) && 50 <= y) && x <= 31)) || (((x <= 35 && y <= 50) && 50 <= y) && 35 <= x)) || (((x <= 46 && y <= 50) && 50 <= y) && 46 <= x)) || (((x <= 41 && y <= 50) && 50 <= y) && 41 <= x) - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 181.47 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 949.9 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.15 ms. Allocated memory is still 1.0 GB. Free memory is still 949.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.46 ms. Allocated memory is still 1.0 GB. Free memory was 949.9 MB in the beginning and 947.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 458.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * CodeCheck took 285270.20 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 694.2 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -249.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 64.94 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...