./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/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 b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 05:08:26,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 05:08:26,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 05:08:26,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 05:08:26,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 05:08:26,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 05:08:26,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 05:08:26,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 05:08:26,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 05:08:26,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 05:08:26,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 05:08:26,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 05:08:26,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 05:08:26,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 05:08:26,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 05:08:26,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 05:08:26,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 05:08:26,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 05:08:26,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 05:08:26,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 05:08:26,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 05:08:26,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 05:08:26,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 05:08:26,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 05:08:26,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 05:08:26,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 05:08:26,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 05:08:26,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 05:08:26,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 05:08:26,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 05:08:26,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 05:08:26,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 05:08:26,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 05:08:26,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 05:08:26,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 05:08:26,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 05:08:26,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 05:08:26,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 05:08:26,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 05:08:26,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 05:08:26,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 05:08:26,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 05:08:26,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 05:08:26,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 05:08:26,756 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 05:08:26,756 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 05:08:26,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 05:08:26,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 05:08:26,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 05:08:26,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 05:08:26,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 05:08:26,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 05:08:26,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 05:08:26,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 05:08:26,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 05:08:26,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 05:08:26,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 05:08:26,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 05:08:26,759 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 05:08:26,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 05:08:26,759 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 05:08:26,759 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 05:08:26,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 05:08:26,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 05:08:26,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 05:08:26,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 05:08:26,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 05:08:26,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 05:08:26,760 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 05:08:26,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 05:08:26,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 05:08:26,760 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_be63867f-44f5-409c-9c1a-776e876babe8/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 -> b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c [2019-12-02 05:08:26,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 05:08:26,866 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 05:08:26,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 05:08:26,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 05:08:26,869 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 05:08:26,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2019-12-02 05:08:26,908 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/data/2cdd5c288/43c3d564fec4494ab1bc2cc9b325b09e/FLAG488554435 [2019-12-02 05:08:27,371 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 05:08:27,371 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2019-12-02 05:08:27,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/data/2cdd5c288/43c3d564fec4494ab1bc2cc9b325b09e/FLAG488554435 [2019-12-02 05:08:27,388 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/data/2cdd5c288/43c3d564fec4494ab1bc2cc9b325b09e [2019-12-02 05:08:27,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 05:08:27,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 05:08:27,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 05:08:27,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 05:08:27,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 05:08:27,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec2c2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27, skipping insertion in model container [2019-12-02 05:08:27,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 05:08:27,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 05:08:27,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 05:08:27,655 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 05:08:27,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 05:08:27,720 INFO L208 MainTranslator]: Completed translation [2019-12-02 05:08:27,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27 WrapperNode [2019-12-02 05:08:27,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 05:08:27,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 05:08:27,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 05:08:27,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 05:08:27,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 05:08:27,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 05:08:27,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 05:08:27,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 05:08:27,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... [2019-12-02 05:08:27,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 05:08:27,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 05:08:27,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 05:08:27,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 05:08:27,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:08:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/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 [2019-12-02 05:08:27,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 05:08:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-02 05:08:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-02 05:08:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-02 05:08:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-02 05:08:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-02 05:08:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-02 05:08:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-02 05:08:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-02 05:08:27,823 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-02 05:08:27,823 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-02 05:08:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-12-02 05:08:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-12-02 05:08:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-02 05:08:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-02 05:08:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 05:08:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-02 05:08:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-02 05:08:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 05:08:27,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 05:08:28,326 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 05:08:28,327 INFO L287 CfgBuilder]: Removed 36 assume(true) statements. [2019-12-02 05:08:28,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:08:28 BoogieIcfgContainer [2019-12-02 05:08:28,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 05:08:28,328 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 05:08:28,328 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 05:08:28,335 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 05:08:28,335 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:08:28" (1/1) ... [2019-12-02 05:08:28,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 05:08:28,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:28,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2019-12-02 05:08:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2019-12-02 05:08:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 05:08:28,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:28,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:28,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2019-12-02 05:08:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2019-12-02 05:08:28,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-02 05:08:28,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:28,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:28,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2019-12-02 05:08:28,614 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2019-12-02 05:08:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 05:08:28,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:28,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2019-12-02 05:08:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2019-12-02 05:08:28,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 05:08:28,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:28,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:28,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2019-12-02 05:08:28,829 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2019-12-02 05:08:28,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 05:08:28,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:28,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:28,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2019-12-02 05:08:28,871 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2019-12-02 05:08:28,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:08:28,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:28,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:29,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:29,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2019-12-02 05:08:29,258 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2019-12-02 05:08:29,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 05:08:29,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 89 states and 130 transitions. [2019-12-02 05:08:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2019-12-02 05:08:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 05:08:29,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 05:08:29,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 99 states and 150 transitions. [2019-12-02 05:08:29,729 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 150 transitions. [2019-12-02 05:08:29,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 05:08:29,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:30,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 112 states and 178 transitions. [2019-12-02 05:08:30,353 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 178 transitions. [2019-12-02 05:08:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 05:08:30,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:30,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 05:08:30,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:30,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 113 states and 179 transitions. [2019-12-02 05:08:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 179 transitions. [2019-12-02 05:08:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 05:08:30,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:30,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:30,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:30,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 115 states and 184 transitions. [2019-12-02 05:08:30,593 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 184 transitions. [2019-12-02 05:08:30,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 05:08:30,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:30,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 05:08:30,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 178 transitions. [2019-12-02 05:08:30,625 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2019-12-02 05:08:30,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 05:08:30,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:30,687 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 05:08:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:30,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 119 states and 191 transitions. [2019-12-02 05:08:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 191 transitions. [2019-12-02 05:08:30,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 05:08:30,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 05:08:30,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:30,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 187 transitions. [2019-12-02 05:08:30,919 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 187 transitions. [2019-12-02 05:08:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 05:08:30,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:31,129 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 05:08:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:31,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 196 transitions. [2019-12-02 05:08:31,779 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 196 transitions. [2019-12-02 05:08:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 05:08:31,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:31,805 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 05:08:31,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:31,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 122 states and 200 transitions. [2019-12-02 05:08:31,956 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 200 transitions. [2019-12-02 05:08:31,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 05:08:31,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:31,976 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 05:08:32,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 180 transitions. [2019-12-02 05:08:32,158 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 180 transitions. [2019-12-02 05:08:32,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 05:08:32,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:32,179 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 05:08:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 119 states and 199 transitions. [2019-12-02 05:08:32,930 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 199 transitions. [2019-12-02 05:08:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-02 05:08:32,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 05:08:33,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:33,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 124 states and 209 transitions. [2019-12-02 05:08:33,141 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2019-12-02 05:08:33,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 05:08:33,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:33,163 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 05:08:34,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:34,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 133 states and 227 transitions. [2019-12-02 05:08:34,273 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 227 transitions. [2019-12-02 05:08:34,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 05:08:34,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:34,297 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 05:08:34,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:34,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 139 states and 238 transitions. [2019-12-02 05:08:34,835 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 238 transitions. [2019-12-02 05:08:34,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 05:08:34,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:34,857 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 05:08:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 121 states and 195 transitions. [2019-12-02 05:08:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 195 transitions. [2019-12-02 05:08:34,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 05:08:34,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:34,901 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-02 05:08:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:35,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 123 states and 195 transitions. [2019-12-02 05:08:35,632 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 195 transitions. [2019-12-02 05:08:35,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 05:08:35,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:35,654 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-02 05:08:35,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:35,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 125 states and 198 transitions. [2019-12-02 05:08:35,677 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 198 transitions. [2019-12-02 05:08:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 05:08:35,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:35,695 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 05:08:35,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:35,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 126 states and 199 transitions. [2019-12-02 05:08:35,721 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2019-12-02 05:08:35,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 05:08:35,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 05:08:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 05:08:35,740 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-02 05:08:35,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 05:08:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 71 states and 87 transitions. [2019-12-02 05:08:35,757 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2019-12-02 05:08:35,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 05:08:35,757 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2019-12-02 05:08:35,764 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 05:08:35,960 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-02 05:08:35,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,968 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-02 05:08:35,969 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,969 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-02 05:08:35,969 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,969 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,969 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-12-02 05:08:35,970 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,970 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 05:08:35,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:08:35 ImpRootNode [2019-12-02 05:08:35,971 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 05:08:35,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 05:08:35,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 05:08:35,971 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 05:08:35,971 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:08:28" (3/4) ... [2019-12-02 05:08:35,974 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 05:08:35,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-02 05:08:35,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-12-02 05:08:35,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-02 05:08:35,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-02 05:08:35,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-02 05:08:35,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-02 05:08:35,979 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-02 05:08:35,979 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2019-12-02 05:08:35,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2019-12-02 05:08:35,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-12-02 05:08:35,986 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-02 05:08:35,986 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-02 05:08:35,987 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 05:08:35,987 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 05:08:35,987 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 05:08:36,008 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2019-12-02 05:08:36,009 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-12-02 05:08:36,009 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == tmp) && !(pumpRunning == 0)) || methaneLevelCritical == tmp) || (!(0 == tmp) && !(pumpRunning == \old(pumpRunning))) [2019-12-02 05:08:36,044 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_be63867f-44f5-409c-9c1a-776e876babe8/bin/ukojak/witness.graphml [2019-12-02 05:08:36,044 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 05:08:36,045 INFO L168 Benchmark]: Toolchain (without parser) took 8653.94 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 255.3 MB). Free memory was 942.4 MB in the beginning and 1.0 GB in the end (delta: -106.6 MB). Peak memory consumption was 148.8 MB. Max. memory is 11.5 GB. [2019-12-02 05:08:36,046 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 05:08:36,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 937.0 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-12-02 05:08:36,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.88 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 05:08:36,046 INFO L168 Benchmark]: Boogie Preprocessor took 22.62 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. [2019-12-02 05:08:36,047 INFO L168 Benchmark]: RCFGBuilder took 546.66 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: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. [2019-12-02 05:08:36,047 INFO L168 Benchmark]: CodeCheck took 7642.68 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 145.8 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -50.5 MB). Peak memory consumption was 95.3 MB. Max. memory is 11.5 GB. [2019-12-02 05:08:36,047 INFO L168 Benchmark]: Witness Printer took 73.14 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2019-12-02 05:08:36,049 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 9 procedures, 60 locations, 1 error locations. Result: SAFE, OverallTime: 7.4s, OverallIterations: 27, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1546932420 SDtfs, 423697276 SDslu, 712014972 SDs, 0 SdLazy, 646672828 SolverSat, 207421412 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10980 GetRequests, 10730 SyntacticMatches, 54 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14883 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1140 NumberOfCodeBlocks, 1140 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1114 ConstructedInterpolants, 0 QuantifiedInterpolants, 100981 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 344/358 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: 650]: 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: 426]: Loop Invariant Derived loop invariant: ((!(0 == tmp) && !(pumpRunning == 0)) || methaneLevelCritical == tmp) || (!(0 == tmp) && !(pumpRunning == \old(pumpRunning))) - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((1 == tmp && tmp == systemActive) && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 937.0 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.88 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.62 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 546.66 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: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. * CodeCheck took 7642.68 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 145.8 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -50.5 MB). Peak memory consumption was 95.3 MB. Max. memory is 11.5 GB. * Witness Printer took 73.14 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...