./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product14.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/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 dc3dd4b03388c0e9f3c50c37d63b34457af69f46 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:37:15,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:37:15,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:37:15,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:37:15,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:37:15,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:37:15,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:37:15,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:37:15,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:37:15,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:37:15,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:37:15,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:37:15,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:37:15,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:37:15,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:37:15,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:37:15,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:37:15,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:37:15,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:37:15,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:37:15,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:37:15,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:37:15,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:37:15,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:37:15,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:37:15,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:37:15,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:37:15,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:37:15,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:37:15,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:37:15,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:37:15,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:37:15,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:37:15,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:37:15,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:37:15,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:37:15,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:37:15,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:37:15,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:37:15,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:37:15,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:37:15,544 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 21:37:15,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:37:15,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:37:15,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:37:15,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:37:15,563 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:37:15,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:37:15,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:37:15,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:37:15,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:37:15,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:37:15,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:37:15,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:37:15,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:37:15,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:37:15,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:37:15,568 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:37:15,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:37:15,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:37:15,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:37:15,569 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:37:15,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:37:15,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:37:15,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:37:15,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:37:15,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:37:15,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:37:15,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 21:37:15,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:37:15,571 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_d783698e-15f8-4dfd-bced-fd258001b528/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 -> dc3dd4b03388c0e9f3c50c37d63b34457af69f46 [2019-11-15 21:37:15,600 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:37:15,610 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:37:15,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:37:15,615 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:37:15,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:37:15,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product14.cil.c [2019-11-15 21:37:15,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/data/7c6aad22d/32bd0e1ab1d8477f825a44da5fc93767/FLAGf670fb678 [2019-11-15 21:37:16,125 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:37:16,126 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/sv-benchmarks/c/product-lines/minepump_spec2_product14.cil.c [2019-11-15 21:37:16,139 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/data/7c6aad22d/32bd0e1ab1d8477f825a44da5fc93767/FLAGf670fb678 [2019-11-15 21:37:16,149 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/data/7c6aad22d/32bd0e1ab1d8477f825a44da5fc93767 [2019-11-15 21:37:16,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:37:16,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:37:16,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:37:16,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:37:16,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:37:16,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f6e854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16, skipping insertion in model container [2019-11-15 21:37:16,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,166 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:37:16,235 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:37:16,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:37:16,626 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:37:16,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:37:16,741 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:37:16,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16 WrapperNode [2019-11-15 21:37:16,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:37:16,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:37:16,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:37:16,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:37:16,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:37:16,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:37:16,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:37:16,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:37:16,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... [2019-11-15 21:37:16,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:37:16,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:37:16,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:37:16,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:37:16,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/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 [2019-11-15 21:37:16,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 21:37:16,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 21:37:16,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:37:16,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:37:17,564 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:37:17,564 INFO L284 CfgBuilder]: Removed 100 assume(true) statements. [2019-11-15 21:37:17,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:37:17 BoogieIcfgContainer [2019-11-15 21:37:17,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:37:17,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:37:17,567 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:37:17,569 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:37:17,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:37:16" (1/3) ... [2019-11-15 21:37:17,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c7753ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:37:17, skipping insertion in model container [2019-11-15 21:37:17,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:37:16" (2/3) ... [2019-11-15 21:37:17,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c7753ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:37:17, skipping insertion in model container [2019-11-15 21:37:17,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:37:17" (3/3) ... [2019-11-15 21:37:17,573 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product14.cil.c [2019-11-15 21:37:17,581 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:37:17,588 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 21:37:17,598 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 21:37:17,620 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:37:17,621 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 21:37:17,621 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:37:17,621 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:37:17,621 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:37:17,621 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:37:17,621 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:37:17,621 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:37:17,636 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2019-11-15 21:37:17,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 21:37:17,643 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:37:17,644 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:37:17,646 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:37:17,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:37:17,651 INFO L82 PathProgramCache]: Analyzing trace with hash -1295986076, now seen corresponding path program 1 times [2019-11-15 21:37:17,659 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:37:17,659 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926783685] [2019-11-15 21:37:17,659 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:17,659 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:17,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:37:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:37:17,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:37:17,870 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926783685] [2019-11-15 21:37:17,870 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:37:17,871 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:37:17,871 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803705176] [2019-11-15 21:37:17,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 21:37:17,875 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:37:17,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 21:37:17,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 21:37:17,886 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2019-11-15 21:37:17,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:37:17,907 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2019-11-15 21:37:17,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 21:37:17,908 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-15 21:37:17,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:37:17,918 INFO L225 Difference]: With dead ends: 139 [2019-11-15 21:37:17,919 INFO L226 Difference]: Without dead ends: 69 [2019-11-15 21:37:17,922 INFO L600 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 [2019-11-15 21:37:17,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2019-11-15 21:37:17,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2019-11-15 21:37:17,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2019-11-15 21:37:17,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2019-11-15 21:37:17,959 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2019-11-15 21:37:17,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:37:17,960 INFO L462 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2019-11-15 21:37:17,960 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 21:37:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2019-11-15 21:37:17,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 21:37:17,961 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:37:17,961 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:37:17,962 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:37:17,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:37:17,962 INFO L82 PathProgramCache]: Analyzing trace with hash -1514822045, now seen corresponding path program 1 times [2019-11-15 21:37:17,962 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:37:17,962 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493050347] [2019-11-15 21:37:17,963 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:17,963 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:17,963 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:37:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:37:18,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:37:18,060 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493050347] [2019-11-15 21:37:18,060 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:37:18,060 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 21:37:18,060 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140628217] [2019-11-15 21:37:18,061 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 21:37:18,062 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:37:18,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 21:37:18,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 21:37:18,062 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand 3 states. [2019-11-15 21:37:18,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:37:18,075 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2019-11-15 21:37:18,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 21:37:18,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-15 21:37:18,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:37:18,080 INFO L225 Difference]: With dead ends: 69 [2019-11-15 21:37:18,080 INFO L226 Difference]: Without dead ends: 33 [2019-11-15 21:37:18,081 INFO L600 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 [2019-11-15 21:37:18,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-15 21:37:18,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-15 21:37:18,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-15 21:37:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-15 21:37:18,092 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2019-11-15 21:37:18,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:37:18,092 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-15 21:37:18,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 21:37:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-15 21:37:18,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 21:37:18,094 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:37:18,094 INFO L380 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] [2019-11-15 21:37:18,094 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:37:18,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:37:18,095 INFO L82 PathProgramCache]: Analyzing trace with hash 2139510839, now seen corresponding path program 1 times [2019-11-15 21:37:18,095 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:37:18,096 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781716989] [2019-11-15 21:37:18,096 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:18,096 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:18,096 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:37:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:37:18,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:37:18,204 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781716989] [2019-11-15 21:37:18,204 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:37:18,204 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:37:18,204 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124466919] [2019-11-15 21:37:18,205 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:37:18,205 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:37:18,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:37:18,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:37:18,206 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 5 states. [2019-11-15 21:37:18,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:37:18,261 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2019-11-15 21:37:18,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 21:37:18,262 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-15 21:37:18,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:37:18,262 INFO L225 Difference]: With dead ends: 59 [2019-11-15 21:37:18,263 INFO L226 Difference]: Without dead ends: 33 [2019-11-15 21:37:18,263 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 21:37:18,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-15 21:37:18,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-15 21:37:18,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-15 21:37:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-11-15 21:37:18,268 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2019-11-15 21:37:18,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:37:18,268 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-11-15 21:37:18,268 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:37:18,269 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-11-15 21:37:18,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-15 21:37:18,269 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:37:18,270 INFO L380 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, 1] [2019-11-15 21:37:18,270 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:37:18,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:37:18,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1832014585, now seen corresponding path program 1 times [2019-11-15 21:37:18,270 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:37:18,271 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821107267] [2019-11-15 21:37:18,271 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:18,271 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:18,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:37:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:37:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:37:18,373 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821107267] [2019-11-15 21:37:18,373 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:37:18,373 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 21:37:18,373 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589551906] [2019-11-15 21:37:18,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:37:18,374 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:37:18,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:37:18,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:37:18,375 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-11-15 21:37:18,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:37:18,501 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2019-11-15 21:37:18,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 21:37:18,501 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-15 21:37:18,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:37:18,503 INFO L225 Difference]: With dead ends: 135 [2019-11-15 21:37:18,503 INFO L226 Difference]: Without dead ends: 109 [2019-11-15 21:37:18,503 INFO L600 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 [2019-11-15 21:37:18,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2019-11-15 21:37:18,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2019-11-15 21:37:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-11-15 21:37:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2019-11-15 21:37:18,512 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2019-11-15 21:37:18,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:37:18,513 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2019-11-15 21:37:18,513 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:37:18,513 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2019-11-15 21:37:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-15 21:37:18,514 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:37:18,514 INFO L380 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, 1, 1] [2019-11-15 21:37:18,515 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:37:18,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:37:18,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1937784689, now seen corresponding path program 1 times [2019-11-15 21:37:18,515 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:37:18,516 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432165152] [2019-11-15 21:37:18,516 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:18,516 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:37:18,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:37:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:37:18,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:37:18,611 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432165152] [2019-11-15 21:37:18,611 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:37:18,611 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 21:37:18,611 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580444329] [2019-11-15 21:37:18,612 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:37:18,612 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:37:18,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:37:18,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:37:18,613 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 5 states. [2019-11-15 21:37:18,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:37:18,661 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2019-11-15 21:37:18,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 21:37:18,662 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-15 21:37:18,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:37:18,662 INFO L225 Difference]: With dead ends: 146 [2019-11-15 21:37:18,663 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 21:37:18,664 INFO L600 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 [2019-11-15 21:37:18,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 21:37:18,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 21:37:18,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 21:37:18,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 21:37:18,664 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-11-15 21:37:18,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:37:18,665 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:37:18,665 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:37:18,665 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 21:37:18,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 21:37:18,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 21:37:19,045 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 733) no Hoare annotation was computed. [2019-11-15 21:37:19,046 INFO L439 ceAbstractionStarter]: At program point L729-2(lines 757 763) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:37:19,046 INFO L443 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-11-15 21:37:19,046 INFO L443 ceAbstractionStarter]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-11-15 21:37:19,046 INFO L443 ceAbstractionStarter]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2019-11-15 21:37:19,047 INFO L439 ceAbstractionStarter]: At program point L234(lines 230 236) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-15 21:37:19,047 INFO L439 ceAbstractionStarter]: At program point L168(lines 163 171) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-15 21:37:19,047 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 21:37:19,047 INFO L439 ceAbstractionStarter]: At program point L185-2(lines 185 199) the Hoare annotation is: false [2019-11-15 21:37:19,047 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-11-15 21:37:19,047 INFO L439 ceAbstractionStarter]: At program point L764(lines 764 770) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:37:19,048 INFO L439 ceAbstractionStarter]: At program point L764-1(lines 764 770) the Hoare annotation is: false [2019-11-15 21:37:19,048 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-11-15 21:37:19,048 INFO L439 ceAbstractionStarter]: At program point L764-2(lines 764 770) the Hoare annotation is: false [2019-11-15 21:37:19,048 INFO L446 ceAbstractionStarter]: At program point L269(lines 250 272) the Hoare annotation is: true [2019-11-15 21:37:19,048 INFO L439 ceAbstractionStarter]: At program point L89(lines 84 92) the Hoare annotation is: false [2019-11-15 21:37:19,048 INFO L439 ceAbstractionStarter]: At program point L89-1(lines 84 92) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:37:19,049 INFO L439 ceAbstractionStarter]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2019-11-15 21:37:19,049 INFO L439 ceAbstractionStarter]: At program point L89-3(lines 84 92) the Hoare annotation is: false [2019-11-15 21:37:19,049 INFO L439 ceAbstractionStarter]: At program point L89-4(lines 84 92) the Hoare annotation is: false [2019-11-15 21:37:19,049 INFO L439 ceAbstractionStarter]: At program point L89-5(lines 84 92) the Hoare annotation is: false [2019-11-15 21:37:19,049 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 707) no Hoare annotation was computed. [2019-11-15 21:37:19,049 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 193) no Hoare annotation was computed. [2019-11-15 21:37:19,050 INFO L439 ceAbstractionStarter]: At program point L701-1(lines 701 707) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:37:19,050 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 757 763) no Hoare annotation was computed. [2019-11-15 21:37:19,050 INFO L439 ceAbstractionStarter]: At program point L850(lines 843 853) the Hoare annotation is: false [2019-11-15 21:37:19,050 INFO L439 ceAbstractionStarter]: At program point L850-1(lines 843 853) the Hoare annotation is: false [2019-11-15 21:37:19,050 INFO L439 ceAbstractionStarter]: At program point L850-2(lines 843 853) the Hoare annotation is: false [2019-11-15 21:37:19,050 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 21:37:19,051 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2019-11-15 21:37:19,051 INFO L443 ceAbstractionStarter]: For program point L721(lines 721 734) no Hoare annotation was computed. [2019-11-15 21:37:19,051 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 309) no Hoare annotation was computed. [2019-11-15 21:37:19,051 INFO L439 ceAbstractionStarter]: At program point L292-1(lines 1 906) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:37:19,051 INFO L443 ceAbstractionStarter]: For program point L292-2(lines 292 309) no Hoare annotation was computed. [2019-11-15 21:37:19,051 INFO L439 ceAbstractionStarter]: At program point L292-3(lines 1 906) the Hoare annotation is: false [2019-11-15 21:37:19,052 INFO L439 ceAbstractionStarter]: At program point L160(lines 1 906) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-15 21:37:19,052 INFO L443 ceAbstractionStarter]: For program point L292-4(lines 292 309) no Hoare annotation was computed. [2019-11-15 21:37:19,052 INFO L439 ceAbstractionStarter]: At program point L292-5(lines 1 906) the Hoare annotation is: false [2019-11-15 21:37:19,052 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 21:37:19,052 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 267) no Hoare annotation was computed. [2019-11-15 21:37:19,052 INFO L439 ceAbstractionStarter]: At program point L739(lines 690 740) the Hoare annotation is: false [2019-11-15 21:37:19,053 INFO L446 ceAbstractionStarter]: At program point L260-1(lines 260 267) the Hoare annotation is: true [2019-11-15 21:37:19,053 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 806) no Hoare annotation was computed. [2019-11-15 21:37:19,053 INFO L443 ceAbstractionStarter]: For program point L789-1(lines 789 806) no Hoare annotation was computed. [2019-11-15 21:37:19,053 INFO L443 ceAbstractionStarter]: For program point L789-2(lines 789 806) no Hoare annotation was computed. [2019-11-15 21:37:19,053 INFO L439 ceAbstractionStarter]: At program point L757(lines 756 775) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:37:19,053 INFO L443 ceAbstractionStarter]: For program point L757-1(lines 757 763) no Hoare annotation was computed. [2019-11-15 21:37:19,057 INFO L439 ceAbstractionStarter]: At program point L757-2(lines 756 775) the Hoare annotation is: false [2019-11-15 21:37:19,058 INFO L439 ceAbstractionStarter]: At program point L757-3(lines 756 775) the Hoare annotation is: false [2019-11-15 21:37:19,058 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-15 21:37:19,058 INFO L443 ceAbstractionStarter]: For program point L130-1(line 130) no Hoare annotation was computed. [2019-11-15 21:37:19,058 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 68) no Hoare annotation was computed. [2019-11-15 21:37:19,058 INFO L443 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2019-11-15 21:37:19,058 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-11-15 21:37:19,059 INFO L443 ceAbstractionStarter]: For program point L692(lines 691 738) no Hoare annotation was computed. [2019-11-15 21:37:19,059 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 306) no Hoare annotation was computed. [2019-11-15 21:37:19,059 INFO L443 ceAbstractionStarter]: For program point L296-2(lines 296 306) no Hoare annotation was computed. [2019-11-15 21:37:19,059 INFO L443 ceAbstractionStarter]: For program point L296-4(lines 296 306) no Hoare annotation was computed. [2019-11-15 21:37:19,059 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 21:37:19,059 INFO L443 ceAbstractionStarter]: For program point L693(lines 693 697) no Hoare annotation was computed. [2019-11-15 21:37:19,059 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 303) no Hoare annotation was computed. [2019-11-15 21:37:19,060 INFO L443 ceAbstractionStarter]: For program point L297-2(lines 297 303) no Hoare annotation was computed. [2019-11-15 21:37:19,060 INFO L443 ceAbstractionStarter]: For program point L297-4(lines 297 303) no Hoare annotation was computed. [2019-11-15 21:37:19,060 INFO L439 ceAbstractionStarter]: At program point L859(lines 854 862) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:37:19,060 INFO L439 ceAbstractionStarter]: At program point L859-1(lines 854 862) the Hoare annotation is: false [2019-11-15 21:37:19,060 INFO L439 ceAbstractionStarter]: At program point L281(lines 276 283) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-15 21:37:19,061 INFO L443 ceAbstractionStarter]: For program point L793(lines 793 801) no Hoare annotation was computed. [2019-11-15 21:37:19,061 INFO L439 ceAbstractionStarter]: At program point L859-2(lines 854 862) the Hoare annotation is: false [2019-11-15 21:37:19,061 INFO L443 ceAbstractionStarter]: For program point L793-1(lines 793 801) no Hoare annotation was computed. [2019-11-15 21:37:19,061 INFO L443 ceAbstractionStarter]: For program point L793-2(lines 793 801) no Hoare annotation was computed. [2019-11-15 21:37:19,061 INFO L443 ceAbstractionStarter]: For program point L711(lines 711 717) no Hoare annotation was computed. [2019-11-15 21:37:19,061 INFO L439 ceAbstractionStarter]: At program point L711-1(lines 711 717) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 21:37:19,062 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-11-15 21:37:19,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:37:19 BoogieIcfgContainer [2019-11-15 21:37:19,078 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 21:37:19,079 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:37:19,079 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:37:19,079 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:37:19,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:37:17" (3/4) ... [2019-11-15 21:37:19,082 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 21:37:19,108 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-15 21:37:19,110 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-15 21:37:19,110 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-15 21:37:19,111 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 21:37:19,112 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 21:37:19,112 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 21:37:19,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-11-15 21:37:19,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-15 21:37:19,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-15 21:37:19,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:37:19,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:37:19,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:37:19,161 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:37:19,161 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:37:19,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:37:19,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:37:19,163 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-15 21:37:19,226 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d783698e-15f8-4dfd-bced-fd258001b528/bin/uautomizer/witness.graphml [2019-11-15 21:37:19,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:37:19,228 INFO L168 Benchmark]: Toolchain (without parser) took 3075.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.8 MB in the beginning and 890.9 MB in the end (delta: 53.9 MB). Peak memory consumption was 185.5 MB. Max. memory is 11.5 GB. [2019-11-15 21:37:19,229 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:37:19,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-15 21:37:19,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.82 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. [2019-11-15 21:37:19,230 INFO L168 Benchmark]: Boogie Preprocessor took 58.11 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. [2019-11-15 21:37:19,231 INFO L168 Benchmark]: RCFGBuilder took 682.51 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: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 11.5 GB. [2019-11-15 21:37:19,231 INFO L168 Benchmark]: TraceAbstraction took 1511.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.6 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.3 MB. Max. memory is 11.5 GB. [2019-11-15 21:37:19,232 INFO L168 Benchmark]: Witness Printer took 147.43 ms. Allocated memory is still 1.2 GB. Free memory was 901.6 MB in the beginning and 890.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:37:19,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 589.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.82 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. * Boogie Preprocessor took 58.11 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. * RCFGBuilder took 682.51 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: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1511.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 901.6 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.3 MB. Max. memory is 11.5 GB. * Witness Printer took 147.43 ms. Allocated memory is still 1.2 GB. Free memory was 901.6 MB in the beginning and 890.9 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: 130]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 130]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 130]: 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: 854]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: ((((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 301 SDtfs, 352 SDslu, 259 SDs, 0 SdLazy, 60 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred 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, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 218 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1788 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 176 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4755 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...