./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.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_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d2adcf2b9b8b03691138caa579df024fc7b4a734 ........................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:28:18,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:28:18,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:28:18,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:28:18,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:28:18,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:28:18,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:28:18,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:28:18,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:28:18,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:28:18,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:28:18,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:28:18,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:28:18,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:28:18,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:28:18,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:28:18,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:28:18,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:28:18,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:28:18,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:28:18,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:28:18,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:28:18,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:28:18,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:28:18,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:28:18,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:28:18,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:28:18,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:28:18,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:28:18,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:28:18,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:28:18,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:28:18,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:28:18,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:28:18,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:28:18,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:28:18,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:28:18,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:28:18,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:28:18,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:28:18,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:28:18,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:28:18,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:28:18,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:28:18,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:28:18,764 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:28:18,765 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:28:18,765 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:28:18,765 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:28:18,765 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:28:18,765 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:28:18,766 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:28:18,766 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:28:18,766 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:28:18,766 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:28:18,766 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:28:18,767 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:28:18,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:28:18,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:28:18,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:28:18,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:28:18,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:28:18,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:28:18,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:28:18,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:28:18,770 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:28:18,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:28:18,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:28:18,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:28:18,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:28:18,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:28:18,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:28:18,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:28:18,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:28:18,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:28:18,773 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:28:18,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:28:18,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:28:18,773 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:28:18,773 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan 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 -> Taipan 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 -> d2adcf2b9b8b03691138caa579df024fc7b4a734 [2019-11-26 02:28:18,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:28:18,966 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:28:18,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:28:18,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:28:18,971 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:28:18,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2019-11-26 02:28:19,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/data/1e99f76f3/f3b0b7d7526f448db531b5e5f571d76d/FLAG56b1f4cb3 [2019-11-26 02:28:19,503 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:28:19,505 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2019-11-26 02:28:19,523 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/data/1e99f76f3/f3b0b7d7526f448db531b5e5f571d76d/FLAG56b1f4cb3 [2019-11-26 02:28:19,840 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/data/1e99f76f3/f3b0b7d7526f448db531b5e5f571d76d [2019-11-26 02:28:19,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:28:19,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:28:19,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:28:19,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:28:19,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:28:19,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:28:19" (1/1) ... [2019-11-26 02:28:19,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7e641a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:19, skipping insertion in model container [2019-11-26 02:28:19,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:28:19" (1/1) ... [2019-11-26 02:28:19,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:28:19,922 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:28:20,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:28:20,358 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:28:20,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:28:20,470 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:28:20,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20 WrapperNode [2019-11-26 02:28:20,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:28:20,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:28:20,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:28:20,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:28:20,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:28:20,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:28:20,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:28:20,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:28:20,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... [2019-11-26 02:28:20,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:28:20,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:28:20,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:28:20,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:28:20,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/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 [2019-11-26 02:28:20,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:28:20,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:28:20,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:28:20,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:28:22,082 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:28:22,082 INFO L284 CfgBuilder]: Removed 96 assume(true) statements. [2019-11-26 02:28:22,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:28:22 BoogieIcfgContainer [2019-11-26 02:28:22,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:28:22,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:28:22,084 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:28:22,087 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:28:22,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:28:19" (1/3) ... [2019-11-26 02:28:22,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d489ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:28:22, skipping insertion in model container [2019-11-26 02:28:22,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:28:20" (2/3) ... [2019-11-26 02:28:22,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71d489ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:28:22, skipping insertion in model container [2019-11-26 02:28:22,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:28:22" (3/3) ... [2019-11-26 02:28:22,093 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2019-11-26 02:28:22,102 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:28:22,108 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 02:28:22,119 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 02:28:22,145 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:28:22,145 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:28:22,145 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:28:22,145 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:28:22,145 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:28:22,145 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:28:22,146 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:28:22,146 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:28:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-11-26 02:28:22,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:28:22,170 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:28:22,170 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:28:22,171 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:28:22,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:28:22,177 INFO L82 PathProgramCache]: Analyzing trace with hash 133264428, now seen corresponding path program 1 times [2019-11-26 02:28:22,186 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:28:22,186 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655047643] [2019-11-26 02:28:22,186 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:28:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:22,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:22,479 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655047643] [2019-11-26 02:28:22,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:28:22,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:28:22,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808737611] [2019-11-26 02:28:22,486 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-26 02:28:22,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:28:22,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-26 02:28:22,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:28:22,502 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 2 states. [2019-11-26 02:28:22,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:28:22,519 INFO L93 Difference]: Finished difference Result 44 states and 63 transitions. [2019-11-26 02:28:22,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-26 02:28:22,520 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2019-11-26 02:28:22,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:28:22,527 INFO L225 Difference]: With dead ends: 44 [2019-11-26 02:28:22,528 INFO L226 Difference]: Without dead ends: 21 [2019-11-26 02:28:22,533 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 [2019-11-26 02:28:22,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-11-26 02:28:22,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-11-26 02:28:22,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-26 02:28:22,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2019-11-26 02:28:22,571 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 7 [2019-11-26 02:28:22,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:28:22,571 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2019-11-26 02:28:22,571 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-26 02:28:22,572 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2019-11-26 02:28:22,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:28:22,572 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:28:22,572 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:28:22,573 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:28:22,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:28:22,573 INFO L82 PathProgramCache]: Analyzing trace with hash -157839223, now seen corresponding path program 1 times [2019-11-26 02:28:22,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:28:22,574 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431747915] [2019-11-26 02:28:22,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:28:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:28:22,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:28:22,767 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431747915] [2019-11-26 02:28:22,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:28:22,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-26 02:28:22,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544254990] [2019-11-26 02:28:22,769 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-26 02:28:22,769 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:28:22,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-26 02:28:22,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-26 02:28:22,770 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 6 states. [2019-11-26 02:28:22,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:28:22,872 INFO L93 Difference]: Finished difference Result 28 states and 33 transitions. [2019-11-26 02:28:22,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 02:28:22,873 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2019-11-26 02:28:22,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:28:22,873 INFO L225 Difference]: With dead ends: 28 [2019-11-26 02:28:22,873 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:28:22,874 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-11-26 02:28:22,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:28:22,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:28:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:28:22,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:28:22,875 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-11-26 02:28:22,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:28:22,876 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:28:22,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-26 02:28:22,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:28:22,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:28:22,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:28:22,991 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-26 02:28:22,991 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 02:28:22,991 INFO L440 ceAbstractionStarter]: At program point L451(lines 451 455) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,992 INFO L444 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-11-26 02:28:22,992 INFO L444 ceAbstractionStarter]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-11-26 02:28:22,992 INFO L444 ceAbstractionStarter]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-11-26 02:28:22,992 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:28:22,992 INFO L440 ceAbstractionStarter]: At program point L851(lines 804 852) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,992 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-26 02:28:22,992 INFO L440 ceAbstractionStarter]: At program point L525(lines 525 532) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,993 INFO L447 ceAbstractionStarter]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2019-11-26 02:28:22,993 INFO L440 ceAbstractionStarter]: At program point L806(lines 805 850) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,993 INFO L444 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2019-11-26 02:28:22,993 INFO L444 ceAbstractionStarter]: For program point L543-1(line 543) no Hoare annotation was computed. [2019-11-26 02:28:22,993 INFO L444 ceAbstractionStarter]: For program point L543-2(line 543) no Hoare annotation was computed. [2019-11-26 02:28:22,993 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-26 02:28:22,993 INFO L440 ceAbstractionStarter]: At program point L447-2(lines 447 461) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,994 INFO L440 ceAbstractionStarter]: At program point L51(lines 51 64) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,994 INFO L440 ceAbstractionStarter]: At program point L51-1(lines 1 893) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,994 INFO L440 ceAbstractionStarter]: At program point L51-2(lines 51 64) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,994 INFO L440 ceAbstractionStarter]: At program point L51-3(lines 1 893) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,994 INFO L440 ceAbstractionStarter]: At program point L51-4(lines 51 64) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:22,994 INFO L440 ceAbstractionStarter]: At program point L51-5(lines 1 893) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-26 02:28:23,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:28:23 BoogieIcfgContainer [2019-11-26 02:28:23,026 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:28:23,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:28:23,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:28:23,027 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:28:23,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:28:22" (3/4) ... [2019-11-26 02:28:23,032 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:28:23,055 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2019-11-26 02:28:23,057 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2019-11-26 02:28:23,058 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-26 02:28:23,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:28:23,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:28:23,060 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:28:23,061 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:28:23,188 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8c9db302-0cee-496c-b5e9-591b23d6a17b/bin/utaipan/witness.graphml [2019-11-26 02:28:23,188 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:28:23,190 INFO L168 Benchmark]: Toolchain (without parser) took 3346.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 951.4 MB in the beginning and 935.8 MB in the end (delta: 15.6 MB). Peak memory consumption was 182.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:23,191 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:28:23,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -198.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:23,192 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.83 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. [2019-11-26 02:28:23,192 INFO L168 Benchmark]: Boogie Preprocessor took 65.32 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. [2019-11-26 02:28:23,192 INFO L168 Benchmark]: RCFGBuilder took 1471.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 137.9 MB). Peak memory consumption was 137.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:23,193 INFO L168 Benchmark]: TraceAbstraction took 942.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 942.2 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:23,193 INFO L168 Benchmark]: Witness Printer took 161.88 ms. Allocated memory is still 1.2 GB. Free memory was 942.2 MB in the beginning and 935.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:28:23,195 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 617.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -198.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.83 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 65.32 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 1471.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 137.9 MB). Peak memory consumption was 137.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 942.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 942.2 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 11.5 GB. * Witness Printer took 161.88 ms. Allocated memory is still 1.2 GB. Free memory was 942.2 MB in the beginning and 935.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 543]: 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: 51]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (tmp == systemActive && pumpRunning == 0) && !(0 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 23 locations, 3 error locations. Result: SAFE, OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 42 SDtfs, 36 SDslu, 9 SDs, 0 SdLazy, 20 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 31 NumberOfFragments, 123 HoareAnnotationTreeSize, 13 FomulaSimplifications, 105 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...