./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product50.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_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/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 96fab9ebc0a7c1449817f0fde656dfd4d62824fd ............................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:38:49,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:38:49,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:38:49,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:38:49,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:38:49,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:38:49,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:38:49,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:38:49,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:38:49,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:38:49,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:38:49,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:38:49,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:38:49,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:38:49,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:38:49,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:38:49,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:38:49,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:38:49,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:38:49,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:38:49,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:38:49,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:38:49,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:38:49,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:38:49,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:38:49,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:38:49,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:38:49,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:38:49,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:38:49,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:38:49,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:38:49,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:38:49,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:38:49,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:38:49,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:38:49,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:38:49,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:38:49,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:38:49,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:38:49,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:38:49,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:38:49,382 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:38:49,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:38:49,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:38:49,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:38:49,418 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:38:49,419 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:38:49,419 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:38:49,419 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:38:49,419 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:38:49,419 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:38:49,420 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:38:49,420 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:38:49,420 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:38:49,420 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:38:49,421 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:38:49,421 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:38:49,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:38:49,423 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:38:49,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:38:49,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:38:49,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:38:49,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:38:49,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:38:49,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:38:49,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:38:49,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:38:49,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:38:49,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:38:49,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:38:49,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:38:49,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:38:49,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:38:49,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:38:49,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:38:49,427 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:38:49,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:38:49,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:38:49,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:38:49,428 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_96f3c403-e5d1-477a-a9b6-9cefa848b26d/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 -> 96fab9ebc0a7c1449817f0fde656dfd4d62824fd [2019-11-26 02:38:49,600 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:38:49,610 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:38:49,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:38:49,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:38:49,614 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:38:49,615 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c [2019-11-26 02:38:49,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/data/353637677/bfae5517437b4d4dac32c8aee3da84dc/FLAG30b462e96 [2019-11-26 02:38:50,128 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:38:50,131 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/sv-benchmarks/c/product-lines/minepump_spec4_product50.cil.c [2019-11-26 02:38:50,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/data/353637677/bfae5517437b4d4dac32c8aee3da84dc/FLAG30b462e96 [2019-11-26 02:38:50,404 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/data/353637677/bfae5517437b4d4dac32c8aee3da84dc [2019-11-26 02:38:50,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:38:50,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:38:50,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:38:50,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:38:50,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:38:50,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:50,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68ae6ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50, skipping insertion in model container [2019-11-26 02:38:50,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:50,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:38:50,475 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:38:50,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:38:50,824 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:38:50,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:38:50,922 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:38:50,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50 WrapperNode [2019-11-26 02:38:50,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:38:50,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:38:50,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:38:50,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:38:50,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:50,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:50,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:38:50,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:38:50,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:38:50,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:38:50,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:50,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:51,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:51,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:51,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:51,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:51,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... [2019-11-26 02:38:51,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:38:51,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:38:51,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:38:51,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:38:51,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/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 02:38:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:38:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:38:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:38:51,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:38:53,155 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:38:53,156 INFO L284 CfgBuilder]: Removed 158 assume(true) statements. [2019-11-26 02:38:53,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:53 BoogieIcfgContainer [2019-11-26 02:38:53,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:38:53,158 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:38:53,158 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:38:53,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:38:53,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:38:50" (1/3) ... [2019-11-26 02:38:53,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33af12ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:38:53, skipping insertion in model container [2019-11-26 02:38:53,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:50" (2/3) ... [2019-11-26 02:38:53,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33af12ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:38:53, skipping insertion in model container [2019-11-26 02:38:53,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:53" (3/3) ... [2019-11-26 02:38:53,165 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product50.cil.c [2019-11-26 02:38:53,175 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:38:53,183 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 02:38:53,194 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 02:38:53,219 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:38:53,219 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:38:53,219 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:38:53,219 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:38:53,220 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:38:53,220 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:38:53,220 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:38:53,220 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:38:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-11-26 02:38:53,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:38:53,247 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:38:53,248 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:38:53,248 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:38:53,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:38:53,255 INFO L82 PathProgramCache]: Analyzing trace with hash -1289940716, now seen corresponding path program 1 times [2019-11-26 02:38:53,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:38:53,265 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874663289] [2019-11-26 02:38:53,265 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:38:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:53,684 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 02:38:53,685 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874663289] [2019-11-26 02:38:53,685 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:38:53,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:38:53,686 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356181288] [2019-11-26 02:38:53,692 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 02:38:53,692 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:38:53,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 02:38:53,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 02:38:53,707 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 4 states. [2019-11-26 02:38:53,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:38:53,825 INFO L93 Difference]: Finished difference Result 67 states and 94 transitions. [2019-11-26 02:38:53,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-26 02:38:53,830 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-26 02:38:53,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:38:53,840 INFO L225 Difference]: With dead ends: 67 [2019-11-26 02:38:53,841 INFO L226 Difference]: Without dead ends: 31 [2019-11-26 02:38:53,846 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-26 02:38:53,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-26 02:38:53,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 24. [2019-11-26 02:38:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-26 02:38:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2019-11-26 02:38:53,886 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 7 [2019-11-26 02:38:53,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:38:53,886 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2019-11-26 02:38:53,887 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 02:38:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2019-11-26 02:38:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-26 02:38:53,888 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:38:53,888 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2019-11-26 02:38:53,889 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:38:53,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:38:53,890 INFO L82 PathProgramCache]: Analyzing trace with hash 2146055754, now seen corresponding path program 1 times [2019-11-26 02:38:53,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:38:53,890 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162504185] [2019-11-26 02:38:53,890 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:38:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:54,199 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162504185] [2019-11-26 02:38:54,199 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [712139878] [2019-11-26 02:38:54,199 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-26 02:38:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:54,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 31 conjunts are in the unsatisfiable core [2019-11-26 02:38:54,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:38:54,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,593 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,595 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,599 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,601 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,602 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,605 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:54,727 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:38:54,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,772 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,779 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,787 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,918 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,933 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-26 02:38:54,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,937 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,941 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,944 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-26 02:38:54,950 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-26 02:38:54,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:38:54,954 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [895286453] [2019-11-26 02:38:54,974 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-11-26 02:38:54,974 INFO L166 IcfgInterpreter]: Building call graph [2019-11-26 02:38:54,980 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-26 02:38:54,985 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-26 02:38:54,986 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-26 02:39:04,458 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2019-11-26 02:39:06,252 WARN L192 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-26 02:39:06,440 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-11-26 02:39:06,971 WARN L192 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 578 [2019-11-26 02:39:07,783 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-26 02:39:09,935 WARN L192 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 383 DAG size of output: 206 [2019-11-26 02:39:13,837 WARN L192 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 484 DAG size of output: 429 [2019-11-26 02:39:14,742 WARN L192 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 146 [2019-11-26 02:39:16,563 WARN L192 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 371 DAG size of output: 256 [2019-11-26 02:39:16,687 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-26 02:39:16,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2019-11-26 02:39:16,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 10 [2019-11-26 02:39:16,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094261078] [2019-11-26 02:39:16,689 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-26 02:39:16,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:39:16,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-26 02:39:16,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2019-11-26 02:39:16,690 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand 11 states. [2019-11-26 02:39:17,013 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-11-26 02:39:17,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:39:17,143 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2019-11-26 02:39:17,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-26 02:39:17,143 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 10 [2019-11-26 02:39:17,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:39:17,143 INFO L225 Difference]: With dead ends: 40 [2019-11-26 02:39:17,144 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:39:17,145 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 16 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-11-26 02:39:17,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:39:17,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:39:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:39:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:39:17,146 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10 [2019-11-26 02:39:17,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:39:17,146 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:39:17,146 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-26 02:39:17,146 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:39:17,146 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:39:17,347 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-26 02:39:17,352 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:39:17,510 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-11-26 02:39:17,835 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-11-26 02:39:18,088 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-26 02:39:18,089 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-26 02:39:18,089 INFO L444 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2019-11-26 02:39:18,089 INFO L444 ceAbstractionStarter]: For program point L543-1(line 543) no Hoare annotation was computed. [2019-11-26 02:39:18,089 INFO L444 ceAbstractionStarter]: For program point L543-2(line 543) no Hoare annotation was computed. [2019-11-26 02:39:18,089 INFO L440 ceAbstractionStarter]: At program point L447-2(lines 447 461) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= 1 ~waterLevel~0) (not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3)) .cse0) (and .cse1 (<= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 0) (< 0 (+ ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 1)) .cse0) (and .cse1 (or .cse0 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (not (= 0 ~waterLevel~0)) (or .cse0 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse0)))) [2019-11-26 02:39:18,090 INFO L440 ceAbstractionStarter]: At program point L910(lines 909 956) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 (<= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 0) (< 0 (+ ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 1)) .cse1) (and (= 1 ~waterLevel~0) .cse1) (and .cse0 (or .cse1 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (not (= 0 ~waterLevel~0)) (or .cse1 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse1)))) [2019-11-26 02:39:18,090 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 02:39:18,090 INFO L440 ceAbstractionStarter]: At program point L417(lines 417 430) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (and (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0) (or .cse0 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (or .cse0 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse0))) [2019-11-26 02:39:18,090 INFO L440 ceAbstractionStarter]: At program point L417-1(lines 1 964) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 (<= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 0) (< 0 (+ ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 1)) .cse1) (and (= 1 ~waterLevel~0) .cse1) (and .cse0 (or .cse1 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (not (= 0 ~waterLevel~0)) (or .cse1 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse1)))) [2019-11-26 02:39:18,091 INFO L440 ceAbstractionStarter]: At program point L417-2(lines 417 430) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= 1 ~waterLevel~0) (not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3)) .cse0) (and (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0) (or .cse0 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (or .cse0 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse0)))) [2019-11-26 02:39:18,091 INFO L440 ceAbstractionStarter]: At program point L417-3(lines 1 964) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= 1 ~waterLevel~0) (not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3)) .cse0) (and .cse1 (<= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 0) (< 0 (+ ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 1)) .cse0) (and .cse1 (or .cse0 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (not (= 0 ~waterLevel~0)) (or .cse0 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse0)))) [2019-11-26 02:39:18,091 INFO L440 ceAbstractionStarter]: At program point L417-4(lines 417 430) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= 1 ~waterLevel~0) (not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3)) .cse0) (and (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0) (or .cse0 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (or .cse0 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse0)))) [2019-11-26 02:39:18,091 INFO L440 ceAbstractionStarter]: At program point L417-5(lines 1 964) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= 1 ~waterLevel~0) (not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3)) .cse0) (and .cse1 (<= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 0) (< 0 (+ ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 1)) .cse0) (and .cse1 (or .cse0 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (not (= 0 ~waterLevel~0)) (or .cse0 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse0)))) [2019-11-26 02:39:18,091 INFO L440 ceAbstractionStarter]: At program point L451(lines 451 455) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= 1 ~waterLevel~0) (not (= 0 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3)) .cse0) (and .cse1 (<= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 0) (< 0 (+ ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 1)) .cse0) (and .cse1 (or .cse0 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (not (= 0 ~waterLevel~0)) (or .cse0 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse0)))) [2019-11-26 02:39:18,091 INFO L444 ceAbstractionStarter]: For program point L421(lines 421 427) no Hoare annotation was computed. [2019-11-26 02:39:18,091 INFO L444 ceAbstractionStarter]: For program point L421-2(lines 421 427) no Hoare annotation was computed. [2019-11-26 02:39:18,091 INFO L444 ceAbstractionStarter]: For program point L421-4(lines 421 427) no Hoare annotation was computed. [2019-11-26 02:39:18,091 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:39:18,092 INFO L440 ceAbstractionStarter]: At program point L525(lines 525 532) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-26 02:39:18,092 INFO L447 ceAbstractionStarter]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2019-11-26 02:39:18,092 INFO L440 ceAbstractionStarter]: At program point L957(lines 908 958) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 (<= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 0) (< 0 (+ ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp___0~0 1)) .cse1) (and (= 1 ~waterLevel~0) .cse1) (and .cse0 (or .cse1 (and (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (= ULTIMATE.start_isHighWaterLevel_~retValue_acc~12 |ULTIMATE.start_isHighWaterLevel_#res|) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~7) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterLevel_~tmp~7) (= |ULTIMATE.start_isHighWaterSensorDry_#res| ULTIMATE.start_isHighWaterSensorDry_~retValue_acc~8) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~5 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (not (= 0 ~waterLevel~0)) (or .cse1 (not (= 0 ~systemActive~0))) (or (< 1 ~waterLevel~0) .cse1)))) [2019-11-26 02:39:18,092 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-26 02:39:18,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:39:18 BoogieIcfgContainer [2019-11-26 02:39:18,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:39:18,119 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:39:18,120 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:39:18,120 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:39:18,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:53" (3/4) ... [2019-11-26 02:39:18,124 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:39:18,144 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2019-11-26 02:39:18,145 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-26 02:39:18,146 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-26 02:39:18,148 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:39:18,149 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:39:18,150 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:39:18,152 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:39:18,180 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0) || (1 == waterLevel && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,180 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0) || (1 == waterLevel && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,180 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0) || (1 == waterLevel && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,182 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,182 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,183 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,183 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,184 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0) [2019-11-26 02:39:18,186 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,186 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) [2019-11-26 02:39:18,250 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_96f3c403-e5d1-477a-a9b6-9cefa848b26d/bin/utaipan/witness.graphml [2019-11-26 02:39:18,250 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:39:18,251 INFO L168 Benchmark]: Toolchain (without parser) took 27843.51 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 437.8 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 265.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:18,251 INFO L168 Benchmark]: CDTParser took 0.18 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. [2019-11-26 02:39:18,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 944.8 MB in the beginning and 1.2 GB in the end (delta: -233.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:18,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:18,252 INFO L168 Benchmark]: Boogie Preprocessor took 44.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:39:18,253 INFO L168 Benchmark]: RCFGBuilder took 2126.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -17.8 MB). Peak memory consumption was 245.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:18,253 INFO L168 Benchmark]: TraceAbstraction took 24961.17 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 237.0 MB). Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 60.5 MB). Peak memory consumption was 297.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:18,254 INFO L168 Benchmark]: Witness Printer took 130.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:39:18,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 510.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 944.8 MB in the beginning and 1.2 GB in the end (delta: -233.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2126.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -17.8 MB). Peak memory consumption was 245.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24961.17 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 237.0 MB). Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 60.5 MB). Peak memory consumption was 297.4 MB. Max. memory is 11.5 GB. * Witness Printer took 130.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 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: 909]: Loop Invariant Derived loop invariant: ((((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0) || (1 == waterLevel && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: (((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 == waterLevel && pumpRunning == 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: ((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0) || (1 == waterLevel && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: ((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: ((((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0) || (1 == waterLevel && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: ((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == waterLevel && !(0 == tmp)) && pumpRunning == 0) || (((tmp == waterLevel && tmp___0 <= 0) && 0 < tmp___0 + 1) && pumpRunning == 0)) || ((((tmp == waterLevel && (pumpRunning == 0 || (((((((retValue_acc == tmp___0 && retValue_acc == \result) && 0 == tmp) && pumpRunning == 1) && \result == tmp) && \result == retValue_acc) && tmp == \result) && 1 == tmp___0))) && !(0 == waterLevel)) && (pumpRunning == 0 || !(0 == systemActive))) && (1 < waterLevel || pumpRunning == 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 23 locations, 3 error locations. Result: SAFE, OverallTime: 24.8s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 40 SDtfs, 119 SDslu, 57 SDs, 0 SdLazy, 68 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 17 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 9.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=1, 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, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 46 NumberOfFragments, 718 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 169 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 2880 SizeOfPredicates, 72 NumberOfNonLiveVariables, 337 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/9 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...