./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/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 f73634e342cf3e7f84044af175d79019321da0bc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:34:13,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:34:13,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:34:13,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:34:13,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:34:13,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:34:13,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:34:13,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:34:13,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:34:13,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:34:13,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:34:13,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:34:13,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:34:13,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:34:13,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:34:13,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:34:13,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:34:13,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:34:13,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:34:13,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:34:13,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:34:13,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:34:13,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:34:13,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:34:13,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:34:13,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:34:13,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:34:13,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:34:13,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:34:13,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:34:13,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:34:13,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:34:13,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:34:13,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:34:13,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:34:13,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:34:13,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:34:13,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:34:13,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:34:13,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:34:13,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:34:13,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:34:13,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:34:13,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:34:13,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:34:13,783 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:34:13,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:34:13,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:34:13,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:34:13,785 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:34:13,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:34:13,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:34:13,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:34:13,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:34:13,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:34:13,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:34:13,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:34:13,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:34:13,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:34:13,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:34:13,787 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:34:13,788 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:34:13,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:34:13,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:34:13,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:34:13,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:34:13,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:34:13,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:34:13,789 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:34:13,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:34:13,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:34:13,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/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 -> f73634e342cf3e7f84044af175d79019321da0bc [2019-11-26 02:34:13,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:34:13,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:34:13,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:34:13,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:34:13,981 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:34:13,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2019-11-26 02:34:14,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/data/7b502ea50/ba0e0f78f73f4a79bc3c23ed9ae44a7d/FLAG555b1aa70 [2019-11-26 02:34:14,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:34:14,460 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2019-11-26 02:34:14,470 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/data/7b502ea50/ba0e0f78f73f4a79bc3c23ed9ae44a7d/FLAG555b1aa70 [2019-11-26 02:34:14,773 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/data/7b502ea50/ba0e0f78f73f4a79bc3c23ed9ae44a7d [2019-11-26 02:34:14,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:34:14,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:34:14,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:34:14,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:34:14,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:34:14,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:34:14" (1/1) ... [2019-11-26 02:34:14,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea35d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:14, skipping insertion in model container [2019-11-26 02:34:14,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:34:14" (1/1) ... [2019-11-26 02:34:14,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:34:14,848 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:34:15,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:34:15,226 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:34:15,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:34:15,333 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:34:15,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15 WrapperNode [2019-11-26 02:34:15,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:34:15,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:34:15,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:34:15,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:34:15,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:34:15,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:34:15,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:34:15,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:34:15,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... [2019-11-26 02:34:15,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:34:15,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:34:15,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:34:15,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:34:15,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:34:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/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 [2019-11-26 02:34:15,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:34:15,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:34:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:34:15,489 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:34:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:34:15,489 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:34:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:34:15,489 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:34:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:34:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:34:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:34:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-26 02:34:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-26 02:34:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:34:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:34:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:34:15,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:34:15,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:34:16,254 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:34:16,255 INFO L284 CfgBuilder]: Removed 32 assume(true) statements. [2019-11-26 02:34:16,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:34:16 BoogieIcfgContainer [2019-11-26 02:34:16,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:34:16,256 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:34:16,256 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:34:16,266 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:34:16,266 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:34:16" (1/1) ... [2019-11-26 02:34:16,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:34:16,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2019-11-26 02:34:16,311 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2019-11-26 02:34:16,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:34:16,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:16,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:16,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2019-11-26 02:34:16,539 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2019-11-26 02:34:16,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:34:16,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:16,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:16,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2019-11-26 02:34:16,689 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2019-11-26 02:34:16,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:34:16,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:16,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:16,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2019-11-26 02:34:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2019-11-26 02:34:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:34:16,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:17,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:17,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:17,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2019-11-26 02:34:17,555 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2019-11-26 02:34:17,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:34:17,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:17,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:17,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 119 transitions. [2019-11-26 02:34:17,610 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2019-11-26 02:34:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:34:17,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:17,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:17,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 120 transitions. [2019-11-26 02:34:17,664 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2019-11-26 02:34:17,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:34:17,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:17,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 82 states and 121 transitions. [2019-11-26 02:34:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2019-11-26 02:34:17,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:34:17,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:17,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:18,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:18,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 100 states and 159 transitions. [2019-11-26 02:34:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 159 transitions. [2019-11-26 02:34:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:34:18,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:19,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 111 states and 183 transitions. [2019-11-26 02:34:19,753 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 183 transitions. [2019-11-26 02:34:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-26 02:34:19,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:19,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:19,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:19,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 112 states and 186 transitions. [2019-11-26 02:34:19,802 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 186 transitions. [2019-11-26 02:34:19,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:34:19,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:34:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:19,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 113 states and 187 transitions. [2019-11-26 02:34:19,916 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 187 transitions. [2019-11-26 02:34:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:34:19,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:20,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:20,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2019-11-26 02:34:20,121 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2019-11-26 02:34:20,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-26 02:34:20,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:20,194 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:20,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:20,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 124 states and 216 transitions. [2019-11-26 02:34:20,684 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 216 transitions. [2019-11-26 02:34:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:34:20,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:20,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 122 states and 212 transitions. [2019-11-26 02:34:20,761 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 212 transitions. [2019-11-26 02:34:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:34:20,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:21,263 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 02:34:22,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:22,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 129 states and 230 transitions. [2019-11-26 02:34:22,362 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 230 transitions. [2019-11-26 02:34:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:34:22,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:22,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 138 states and 248 transitions. [2019-11-26 02:34:22,722 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2019-11-26 02:34:22,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:34:22,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:23,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:23,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 140 states and 252 transitions. [2019-11-26 02:34:23,035 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 252 transitions. [2019-11-26 02:34:23,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:34:23,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:23,103 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:34:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:23,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 149 states and 267 transitions. [2019-11-26 02:34:23,617 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 267 transitions. [2019-11-26 02:34:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:34:23,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:23,658 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:23,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 150 states and 268 transitions. [2019-11-26 02:34:23,683 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 268 transitions. [2019-11-26 02:34:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:34:23,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:34:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:23,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 151 states and 269 transitions. [2019-11-26 02:34:23,755 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 269 transitions. [2019-11-26 02:34:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:34:23,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:23,806 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:34:23,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:23,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 152 states and 270 transitions. [2019-11-26 02:34:23,830 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 270 transitions. [2019-11-26 02:34:23,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:34:23,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:23,870 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-26 02:34:25,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 164 states and 299 transitions. [2019-11-26 02:34:25,048 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 299 transitions. [2019-11-26 02:34:25,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:34:25,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:25,164 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:34:26,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:26,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 172 states and 320 transitions. [2019-11-26 02:34:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 320 transitions. [2019-11-26 02:34:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:34:26,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:26,503 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:34:27,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:27,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 181 states and 345 transitions. [2019-11-26 02:34:27,300 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 345 transitions. [2019-11-26 02:34:27,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:34:27,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:27,329 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-26 02:34:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 188 states and 374 transitions. [2019-11-26 02:34:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 374 transitions. [2019-11-26 02:34:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:34:27,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:28,011 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-26 02:34:28,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:28,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 190 states and 375 transitions. [2019-11-26 02:34:28,333 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 375 transitions. [2019-11-26 02:34:28,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:34:28,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-26 02:34:30,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 200 states and 403 transitions. [2019-11-26 02:34:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 403 transitions. [2019-11-26 02:34:30,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:34:30,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:30,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-26 02:34:30,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 201 states and 404 transitions. [2019-11-26 02:34:31,001 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 404 transitions. [2019-11-26 02:34:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:34:31,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:31,027 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-26 02:34:31,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:31,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 204 states and 409 transitions. [2019-11-26 02:34:31,050 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 409 transitions. [2019-11-26 02:34:31,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:34:31,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:31,076 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-26 02:34:31,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:31,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 205 states and 410 transitions. [2019-11-26 02:34:31,097 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 410 transitions. [2019-11-26 02:34:31,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-26 02:34:31,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:34:31,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 206 states and 411 transitions. [2019-11-26 02:34:31,144 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 411 transitions. [2019-11-26 02:34:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-26 02:34:31,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:34:31,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 207 states and 414 transitions. [2019-11-26 02:34:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 414 transitions. [2019-11-26 02:34:31,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:34:31,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:31,595 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:34:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:32,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 215 states and 452 transitions. [2019-11-26 02:34:32,908 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 452 transitions. [2019-11-26 02:34:32,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:34:32,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:34:32,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:32,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 218 states and 457 transitions. [2019-11-26 02:34:32,966 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 457 transitions. [2019-11-26 02:34:32,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:34:32,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:32,994 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:34:33,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:33,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 220 states and 461 transitions. [2019-11-26 02:34:33,375 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 461 transitions. [2019-11-26 02:34:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-26 02:34:33,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:33,411 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:34:33,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:33,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 224 states and 471 transitions. [2019-11-26 02:34:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 471 transitions. [2019-11-26 02:34:33,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:34:33,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:33,511 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-26 02:34:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 225 states and 472 transitions. [2019-11-26 02:34:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 472 transitions. [2019-11-26 02:34:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:34:33,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-26 02:34:34,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 229 states and 481 transitions. [2019-11-26 02:34:34,241 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 481 transitions. [2019-11-26 02:34:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:34:34,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:34,274 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:34:34,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:34,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 230 states and 482 transitions. [2019-11-26 02:34:34,297 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 482 transitions. [2019-11-26 02:34:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-26 02:34:34,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-26 02:34:34,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:34,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 228 states and 478 transitions. [2019-11-26 02:34:34,368 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 478 transitions. [2019-11-26 02:34:34,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:34:34,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:34,397 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:34:34,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:34,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 229 states and 479 transitions. [2019-11-26 02:34:34,419 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 479 transitions. [2019-11-26 02:34:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:34:34,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:34,471 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-26 02:34:34,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 220 states and 453 transitions. [2019-11-26 02:34:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 453 transitions. [2019-11-26 02:34:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-26 02:34:34,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:34:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:35,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 221 states and 455 transitions. [2019-11-26 02:34:35,544 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 455 transitions. [2019-11-26 02:34:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-26 02:34:35,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-26 02:34:36,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:36,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 223 states and 459 transitions. [2019-11-26 02:34:36,047 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 459 transitions. [2019-11-26 02:34:36,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-26 02:34:36,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:36,124 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-26 02:34:36,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 225 states and 460 transitions. [2019-11-26 02:34:36,542 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 460 transitions. [2019-11-26 02:34:36,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:34:36,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:34:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:36,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 227 states and 463 transitions. [2019-11-26 02:34:36,614 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 463 transitions. [2019-11-26 02:34:36,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:34:36,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:36,649 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:34:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:36,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 229 states and 466 transitions. [2019-11-26 02:34:36,702 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 466 transitions. [2019-11-26 02:34:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:34:36,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-26 02:34:36,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:36,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 230 states and 467 transitions. [2019-11-26 02:34:36,788 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 467 transitions. [2019-11-26 02:34:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:34:36,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:36,822 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-26 02:34:36,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:36,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 231 states and 468 transitions. [2019-11-26 02:34:36,868 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 468 transitions. [2019-11-26 02:34:36,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-26 02:34:36,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:36,904 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:34:36,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 226 states and 458 transitions. [2019-11-26 02:34:36,941 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 458 transitions. [2019-11-26 02:34:36,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-26 02:34:36,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:36,975 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:34:37,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:37,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 221 states and 446 transitions. [2019-11-26 02:34:37,016 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 446 transitions. [2019-11-26 02:34:37,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-26 02:34:37,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:37,052 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:34:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 223 states and 447 transitions. [2019-11-26 02:34:37,495 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 447 transitions. [2019-11-26 02:34:37,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-26 02:34:37,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:34:37,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 225 states and 448 transitions. [2019-11-26 02:34:37,883 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 448 transitions. [2019-11-26 02:34:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-26 02:34:37,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:34:38,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:38,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 226 states and 449 transitions. [2019-11-26 02:34:38,098 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 449 transitions. [2019-11-26 02:34:38,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-26 02:34:38,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:38,187 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:34:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:38,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 224 states and 441 transitions. [2019-11-26 02:34:38,603 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 441 transitions. [2019-11-26 02:34:38,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-26 02:34:38,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-26 02:34:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:38,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 222 states and 434 transitions. [2019-11-26 02:34:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 434 transitions. [2019-11-26 02:34:38,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-26 02:34:38,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-26 02:34:39,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 224 states and 436 transitions. [2019-11-26 02:34:39,426 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 436 transitions. [2019-11-26 02:34:39,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-26 02:34:39,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:34:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:34:39,491 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-26 02:34:40,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:34:40,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 82 states and 109 transitions. [2019-11-26 02:34:40,002 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 109 transitions. [2019-11-26 02:34:40,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:34:40,003 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 59 iterations. [2019-11-26 02:34:40,011 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:34:40,434 INFO L569 CodeCheckObserver]: Invariant with dag size 16 [2019-11-26 02:34:40,443 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,443 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,443 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,443 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-26 02:34:40,444 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,444 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,444 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,444 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,445 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,445 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:34:40,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:34:40 ImpRootNode [2019-11-26 02:34:40,445 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:34:40,446 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:34:40,446 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:34:40,446 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:34:40,447 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:34:16" (3/4) ... [2019-11-26 02:34:40,450 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:34:40,457 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 02:34:40,457 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-26 02:34:40,457 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 02:34:40,458 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 02:34:40,458 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 02:34:40,458 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:34:40,458 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-11-26 02:34:40,474 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-11-26 02:34:40,474 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-26 02:34:40,475 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:34:40,475 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:34:40,476 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:34:40,476 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:34:40,477 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:34:40,506 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical))) || !(pumpRunning == 0)) || 0 == systemActive [2019-11-26 02:34:40,542 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8d64b05d-88ca-451d-98b0-69405276ca4f/bin/ukojak/witness.graphml [2019-11-26 02:34:40,542 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:34:40,544 INFO L168 Benchmark]: Toolchain (without parser) took 25767.51 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 575.7 MB). Free memory was 939.3 MB in the beginning and 1.4 GB in the end (delta: -442.0 MB). Peak memory consumption was 133.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:34:40,545 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:34:40,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 556.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -150.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:34:40,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:34:40,546 INFO L168 Benchmark]: Boogie Preprocessor took 33.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:34:40,546 INFO L168 Benchmark]: RCFGBuilder took 835.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:34:40,547 INFO L168 Benchmark]: CodeCheck took 24189.22 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 468.2 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -400.7 MB). Peak memory consumption was 67.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:34:40,547 INFO L168 Benchmark]: Witness Printer took 96.65 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:34:40,549 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 53 locations, 1 error locations. Result: SAFE, OverallTime: 23.7s, OverallIterations: 59, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1891108416 SDtfs, 1758634616 SDslu, -1563770536 SDs, 0 SdLazy, -1305569298 SolverSat, -925844238 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32089 GetRequests, 31617 SyntacticMatches, 148 SemanticMatches, 324 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47574 ImplicationChecksByTransitivity, 18.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2939 NumberOfCodeBlocks, 2939 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 2881 ConstructedInterpolants, 0 QuantifiedInterpolants, 299628 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 58 InterpolantComputations, 41 PerfectInterpolantSequences, 1392/1467 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 113]: 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: 132]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || (!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical))) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 556.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -150.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 835.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 11.5 GB. * CodeCheck took 24189.22 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 468.2 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -400.7 MB). Peak memory consumption was 67.5 MB. Max. memory is 11.5 GB. * Witness Printer took 96.65 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...