./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product06.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_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product06.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e3a30f3e039239baba08dd6989ee3f84e0fd49b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:58:03,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:58:03,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:58:03,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:58:03,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:58:03,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:58:03,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:58:03,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:58:03,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:58:03,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:58:03,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:58:03,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:58:03,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:58:03,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:58:03,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:58:03,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:58:03,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:58:03,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:58:03,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:58:03,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:58:03,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:58:03,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:58:03,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:58:03,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:58:03,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:58:03,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:58:03,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:58:03,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:58:03,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:58:03,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:58:03,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:58:03,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:58:03,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:58:03,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:58:03,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:58:03,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:58:03,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:58:03,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:58:03,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:58:03,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:58:03,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:58:03,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:58:03,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:58:03,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:58:03,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:58:03,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:58:03,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:58:03,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:58:03,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:58:03,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:58:03,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:58:03,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:58:03,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:58:03,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:58:03,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:58:03,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:58:03,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:58:03,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:58:03,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:58:03,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:58:03,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:58:03,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:58:03,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:58:03,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:58:03,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:58:03,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:58:03,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:58:03,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:58:03,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:58:03,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:58:03,919 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_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer 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 -> Automizer 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 -> 2e3a30f3e039239baba08dd6989ee3f84e0fd49b [2019-11-25 08:58:04,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:58:04,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:58:04,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:58:04,063 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:58:04,064 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:58:04,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product06.cil.c [2019-11-25 08:58:04,126 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/data/9c5d52fca/added700414f4630bb2083419eaf8e3d/FLAG885cede17 [2019-11-25 08:58:04,603 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:58:04,604 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/sv-benchmarks/c/product-lines/minepump_spec1_product06.cil.c [2019-11-25 08:58:04,624 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/data/9c5d52fca/added700414f4630bb2083419eaf8e3d/FLAG885cede17 [2019-11-25 08:58:04,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/data/9c5d52fca/added700414f4630bb2083419eaf8e3d [2019-11-25 08:58:04,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:58:04,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:58:04,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:58:04,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:58:04,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:58:04,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:58:04" (1/1) ... [2019-11-25 08:58:04,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79d379a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:04, skipping insertion in model container [2019-11-25 08:58:04,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:58:04" (1/1) ... [2019-11-25 08:58:04,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:58:05,022 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:58:05,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:58:05,334 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:58:05,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:58:05,429 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:58:05,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05 WrapperNode [2019-11-25 08:58:05,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:58:05,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:58:05,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:58:05,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:58:05,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:58:05,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:58:05,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:58:05,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:58:05,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... [2019-11-25 08:58:05,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:58:05,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:58:05,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:58:05,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:58:05,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-11-25 08:58:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:58:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:58:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:58:05,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:58:06,228 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:58:06,228 INFO L284 CfgBuilder]: Removed 98 assume(true) statements. [2019-11-25 08:58:06,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:06 BoogieIcfgContainer [2019-11-25 08:58:06,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:58:06,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:58:06,230 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:58:06,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:58:06,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:58:04" (1/3) ... [2019-11-25 08:58:06,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@702bdba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:58:06, skipping insertion in model container [2019-11-25 08:58:06,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:05" (2/3) ... [2019-11-25 08:58:06,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@702bdba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:58:06, skipping insertion in model container [2019-11-25 08:58:06,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:06" (3/3) ... [2019-11-25 08:58:06,246 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product06.cil.c [2019-11-25 08:58:06,254 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:58:06,261 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-25 08:58:06,270 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-25 08:58:06,299 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:58:06,299 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:58:06,299 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:58:06,299 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:58:06,299 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:58:06,299 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:58:06,299 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:58:06,300 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:58:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2019-11-25 08:58:06,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-25 08:58:06,318 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:06,319 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:58:06,319 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:06,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:06,323 INFO L82 PathProgramCache]: Analyzing trace with hash 655576763, now seen corresponding path program 1 times [2019-11-25 08:58:06,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:06,330 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192665638] [2019-11-25 08:58:06,330 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:06,540 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192665638] [2019-11-25 08:58:06,541 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:06,541 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:58:06,542 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499013140] [2019-11-25 08:58:06,548 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:58:06,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:06,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:58:06,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:58:06,561 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2019-11-25 08:58:06,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:06,582 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2019-11-25 08:58:06,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:58:06,583 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-25 08:58:06,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:06,591 INFO L225 Difference]: With dead ends: 132 [2019-11-25 08:58:06,592 INFO L226 Difference]: Without dead ends: 65 [2019-11-25 08:58:06,595 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:58:06,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-11-25 08:58:06,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-11-25 08:58:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-25 08:58:06,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2019-11-25 08:58:06,630 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2019-11-25 08:58:06,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:06,631 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2019-11-25 08:58:06,631 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:58:06,631 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2019-11-25 08:58:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-25 08:58:06,632 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:06,632 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:58:06,632 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:06,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:06,633 INFO L82 PathProgramCache]: Analyzing trace with hash -391180134, now seen corresponding path program 1 times [2019-11-25 08:58:06,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:06,633 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656077942] [2019-11-25 08:58:06,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:06,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:06,716 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656077942] [2019-11-25 08:58:06,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:06,717 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:58:06,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606325170] [2019-11-25 08:58:06,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:58:06,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:06,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:58:06,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:06,719 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2019-11-25 08:58:06,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:06,727 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2019-11-25 08:58:06,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:58:06,728 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-25 08:58:06,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:06,729 INFO L225 Difference]: With dead ends: 65 [2019-11-25 08:58:06,729 INFO L226 Difference]: Without dead ends: 31 [2019-11-25 08:58:06,730 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:06,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-25 08:58:06,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-25 08:58:06,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-25 08:58:06,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-11-25 08:58:06,735 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2019-11-25 08:58:06,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:06,735 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-11-25 08:58:06,735 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:58:06,735 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-11-25 08:58:06,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-25 08:58:06,736 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:06,736 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:58:06,737 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:06,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:06,737 INFO L82 PathProgramCache]: Analyzing trace with hash 914910598, now seen corresponding path program 1 times [2019-11-25 08:58:06,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:06,737 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484901620] [2019-11-25 08:58:06,737 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:06,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:06,804 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484901620] [2019-11-25 08:58:06,804 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:06,804 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:58:06,804 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067495301] [2019-11-25 08:58:06,805 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:58:06,805 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:06,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:58:06,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:06,806 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2019-11-25 08:58:06,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:06,831 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2019-11-25 08:58:06,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:58:06,832 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-25 08:58:06,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:06,833 INFO L225 Difference]: With dead ends: 56 [2019-11-25 08:58:06,833 INFO L226 Difference]: Without dead ends: 31 [2019-11-25 08:58:06,833 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:06,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-25 08:58:06,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-25 08:58:06,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-25 08:58:06,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2019-11-25 08:58:06,838 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2019-11-25 08:58:06,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:06,838 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2019-11-25 08:58:06,839 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:58:06,839 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2019-11-25 08:58:06,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-25 08:58:06,839 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:06,840 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:58:06,840 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:06,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:06,840 INFO L82 PathProgramCache]: Analyzing trace with hash 927653314, now seen corresponding path program 1 times [2019-11-25 08:58:06,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:06,841 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617331122] [2019-11-25 08:58:06,841 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:06,917 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617331122] [2019-11-25 08:58:06,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:06,918 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:58:06,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718192106] [2019-11-25 08:58:06,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:58:06,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:06,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:58:06,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:58:06,919 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2019-11-25 08:58:07,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:07,062 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2019-11-25 08:58:07,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:58:07,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-25 08:58:07,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:07,068 INFO L225 Difference]: With dead ends: 132 [2019-11-25 08:58:07,068 INFO L226 Difference]: Without dead ends: 107 [2019-11-25 08:58:07,069 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:58:07,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-25 08:58:07,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2019-11-25 08:58:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-25 08:58:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2019-11-25 08:58:07,086 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2019-11-25 08:58:07,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:07,086 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2019-11-25 08:58:07,087 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:58:07,087 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2019-11-25 08:58:07,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-25 08:58:07,088 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:07,088 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:58:07,088 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:07,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:07,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1414455604, now seen corresponding path program 1 times [2019-11-25 08:58:07,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:07,089 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591708505] [2019-11-25 08:58:07,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:07,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:07,166 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591708505] [2019-11-25 08:58:07,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:07,167 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:58:07,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618344533] [2019-11-25 08:58:07,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:58:07,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:07,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:58:07,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:58:07,168 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2019-11-25 08:58:07,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:07,224 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2019-11-25 08:58:07,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:58:07,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-25 08:58:07,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:07,225 INFO L225 Difference]: With dead ends: 144 [2019-11-25 08:58:07,225 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:58:07,226 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:58:07,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:58:07,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:58:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:58:07,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:58:07,227 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-25 08:58:07,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:07,227 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:58:07,227 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:58:07,227 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:58:07,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:58:07,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:58:07,456 INFO L440 ceAbstractionStarter]: At program point L828(lines 823 831) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:07,457 INFO L440 ceAbstractionStarter]: At program point L828-1(lines 823 831) the Hoare annotation is: false [2019-11-25 08:58:07,457 INFO L440 ceAbstractionStarter]: At program point L828-2(lines 823 831) the Hoare annotation is: false [2019-11-25 08:58:07,457 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-25 08:58:07,457 INFO L444 ceAbstractionStarter]: For program point L531(lines 531 538) no Hoare annotation was computed. [2019-11-25 08:58:07,457 INFO L447 ceAbstractionStarter]: At program point L531-1(lines 531 538) the Hoare annotation is: true [2019-11-25 08:58:07,457 INFO L444 ceAbstractionStarter]: For program point L779(lines 779 787) no Hoare annotation was computed. [2019-11-25 08:58:07,458 INFO L444 ceAbstractionStarter]: For program point L779-1(lines 779 787) no Hoare annotation was computed. [2019-11-25 08:58:07,458 INFO L444 ceAbstractionStarter]: For program point L779-2(lines 779 787) no Hoare annotation was computed. [2019-11-25 08:58:07,458 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:58:07,458 INFO L444 ceAbstractionStarter]: For program point L697(lines 697 703) no Hoare annotation was computed. [2019-11-25 08:58:07,458 INFO L440 ceAbstractionStarter]: At program point L697-1(lines 697 703) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:07,458 INFO L444 ceAbstractionStarter]: For program point L715(lines 715 719) no Hoare annotation was computed. [2019-11-25 08:58:07,459 INFO L440 ceAbstractionStarter]: At program point L715-2(lines 743 749) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:07,459 INFO L444 ceAbstractionStarter]: For program point L616(lines 616 620) no Hoare annotation was computed. [2019-11-25 08:58:07,459 INFO L440 ceAbstractionStarter]: At program point L750(lines 750 756) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:07,459 INFO L440 ceAbstractionStarter]: At program point L750-1(lines 750 756) the Hoare annotation is: false [2019-11-25 08:58:07,459 INFO L440 ceAbstractionStarter]: At program point L750-2(lines 750 756) the Hoare annotation is: false [2019-11-25 08:58:07,459 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:58:07,460 INFO L444 ceAbstractionStarter]: For program point L604(lines 604 608) no Hoare annotation was computed. [2019-11-25 08:58:07,460 INFO L440 ceAbstractionStarter]: At program point L439(lines 434 442) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:58:07,460 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-25 08:58:07,460 INFO L440 ceAbstractionStarter]: At program point L819(lines 812 822) the Hoare annotation is: false [2019-11-25 08:58:07,460 INFO L440 ceAbstractionStarter]: At program point L819-1(lines 812 822) the Hoare annotation is: false [2019-11-25 08:58:07,460 INFO L440 ceAbstractionStarter]: At program point L819-2(lines 812 822) the Hoare annotation is: false [2019-11-25 08:58:07,461 INFO L444 ceAbstractionStarter]: For program point L687(lines 687 693) no Hoare annotation was computed. [2019-11-25 08:58:07,461 INFO L440 ceAbstractionStarter]: At program point L687-1(lines 687 693) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:07,461 INFO L440 ceAbstractionStarter]: At program point L456-2(lines 456 470) the Hoare annotation is: false [2019-11-25 08:58:07,461 INFO L444 ceAbstractionStarter]: For program point L556(lines 556 569) no Hoare annotation was computed. [2019-11-25 08:58:07,461 INFO L440 ceAbstractionStarter]: At program point L556-1(lines 1 875) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:07,461 INFO L444 ceAbstractionStarter]: For program point L556-2(lines 556 569) no Hoare annotation was computed. [2019-11-25 08:58:07,462 INFO L440 ceAbstractionStarter]: At program point L556-3(lines 1 875) the Hoare annotation is: false [2019-11-25 08:58:07,464 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-25 08:58:07,464 INFO L444 ceAbstractionStarter]: For program point L556-4(lines 556 569) no Hoare annotation was computed. [2019-11-25 08:58:07,465 INFO L440 ceAbstractionStarter]: At program point L556-5(lines 1 875) the Hoare annotation is: false [2019-11-25 08:58:07,465 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:58:07,465 INFO L447 ceAbstractionStarter]: At program point L540(lines 521 543) the Hoare annotation is: true [2019-11-25 08:58:07,466 INFO L440 ceAbstractionStarter]: At program point L507(lines 503 509) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:58:07,469 INFO L444 ceAbstractionStarter]: For program point L707(lines 707 720) no Hoare annotation was computed. [2019-11-25 08:58:07,469 INFO L444 ceAbstractionStarter]: For program point L592(lines 592 596) no Hoare annotation was computed. [2019-11-25 08:58:07,469 INFO L444 ceAbstractionStarter]: For program point L592-3(lines 592 596) no Hoare annotation was computed. [2019-11-25 08:58:07,470 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 464) no Hoare annotation was computed. [2019-11-25 08:58:07,470 INFO L444 ceAbstractionStarter]: For program point L460-1(lines 743 749) no Hoare annotation was computed. [2019-11-25 08:58:07,470 INFO L444 ceAbstractionStarter]: For program point L592-6(lines 592 596) no Hoare annotation was computed. [2019-11-25 08:58:07,470 INFO L440 ceAbstractionStarter]: At program point L725(lines 676 726) the Hoare annotation is: false [2019-11-25 08:58:07,471 INFO L444 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-11-25 08:58:07,471 INFO L444 ceAbstractionStarter]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2019-11-25 08:58:07,471 INFO L444 ceAbstractionStarter]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2019-11-25 08:58:07,471 INFO L444 ceAbstractionStarter]: For program point L775(lines 775 792) no Hoare annotation was computed. [2019-11-25 08:58:07,471 INFO L444 ceAbstractionStarter]: For program point L775-1(lines 775 792) no Hoare annotation was computed. [2019-11-25 08:58:07,471 INFO L444 ceAbstractionStarter]: For program point L775-2(lines 775 792) no Hoare annotation was computed. [2019-11-25 08:58:07,472 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:58:07,472 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-25 08:58:07,472 INFO L440 ceAbstractionStarter]: At program point L743(lines 742 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:07,472 INFO L444 ceAbstractionStarter]: For program point L743-1(lines 743 749) no Hoare annotation was computed. [2019-11-25 08:58:07,473 INFO L440 ceAbstractionStarter]: At program point L743-2(lines 742 761) the Hoare annotation is: false [2019-11-25 08:58:07,473 INFO L440 ceAbstractionStarter]: At program point L743-3(lines 742 761) the Hoare annotation is: false [2019-11-25 08:58:07,473 INFO L444 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-11-25 08:58:07,473 INFO L444 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2019-11-25 08:58:07,473 INFO L444 ceAbstractionStarter]: For program point L578-2(line 578) no Hoare annotation was computed. [2019-11-25 08:58:07,474 INFO L444 ceAbstractionStarter]: For program point L678(lines 677 724) no Hoare annotation was computed. [2019-11-25 08:58:07,474 INFO L440 ceAbstractionStarter]: At program point L629(lines 624 632) the Hoare annotation is: false [2019-11-25 08:58:07,474 INFO L440 ceAbstractionStarter]: At program point L629-1(lines 624 632) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:07,474 INFO L440 ceAbstractionStarter]: At program point L629-2(lines 624 632) the Hoare annotation is: false [2019-11-25 08:58:07,474 INFO L440 ceAbstractionStarter]: At program point L629-3(lines 624 632) the Hoare annotation is: false [2019-11-25 08:58:07,475 INFO L440 ceAbstractionStarter]: At program point L629-4(lines 624 632) the Hoare annotation is: false [2019-11-25 08:58:07,475 INFO L440 ceAbstractionStarter]: At program point L629-5(lines 624 632) the Hoare annotation is: false [2019-11-25 08:58:07,475 INFO L440 ceAbstractionStarter]: At program point L431(lines 1 875) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:58:07,475 INFO L444 ceAbstractionStarter]: For program point L679(lines 679 683) no Hoare annotation was computed. [2019-11-25 08:58:07,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:58:07 BoogieIcfgContainer [2019-11-25 08:58:07,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:58:07,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:58:07,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:58:07,496 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:58:07,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:06" (3/4) ... [2019-11-25 08:58:07,500 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:58:07,515 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-25 08:58:07,516 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-25 08:58:07,516 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 08:58:07,517 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-25 08:58:07,517 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:58:07,517 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:58:07,518 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:58:07,547 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:58:07,600 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c1e984f0-0d60-42c2-8597-3a1a3f72772b/bin/uautomizer/witness.graphml [2019-11-25 08:58:07,600 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:58:07,602 INFO L168 Benchmark]: Toolchain (without parser) took 2647.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.7 MB in the beginning and 929.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 156.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:07,602 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-25 08:58:07,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 474.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:07,603 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:58:07,603 INFO L168 Benchmark]: Boogie Preprocessor took 32.23 ms. Allocated memory is still 1.2 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. [2019-11-25 08:58:07,603 INFO L168 Benchmark]: RCFGBuilder took 710.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:07,604 INFO L168 Benchmark]: TraceAbstraction took 1264.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.7 MB in the end (delta: 118.2 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:07,604 INFO L168 Benchmark]: Witness Printer took 104.68 ms. Allocated memory is still 1.2 GB. Free memory was 939.7 MB in the beginning and 929.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:07,606 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 474.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.23 ms. Allocated memory is still 1.2 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. * RCFGBuilder took 710.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1264.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.7 MB in the end (delta: 118.2 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. * Witness Printer took 104.68 ms. Allocated memory is still 1.2 GB. Free memory was 939.7 MB in the beginning and 929.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 286 SDtfs, 276 SDslu, 233 SDs, 0 SdLazy, 53 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1285 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...