./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/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 1d0026e76f5b8e958e588041cb7bf523794c6674 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:20:55,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:20:55,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:20:55,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:20:55,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:20:55,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:20:55,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:20:55,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:20:55,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:20:55,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:20:55,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:20:55,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:20:55,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:20:55,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:20:55,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:20:55,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:20:55,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:20:55,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:20:55,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:20:55,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:20:55,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:20:56,000 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:20:56,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:20:56,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:20:56,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:20:56,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:20:56,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:20:56,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:20:56,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:20:56,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:20:56,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:20:56,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:20:56,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:20:56,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:20:56,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:20:56,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:20:56,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:20:56,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:20:56,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:20:56,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:20:56,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:20:56,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:20:56,027 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:20:56,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:20:56,028 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:20:56,028 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:20:56,028 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:20:56,028 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:20:56,028 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:20:56,029 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:20:56,029 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:20:56,029 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:20:56,029 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:20:56,029 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:20:56,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:20:56,030 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:20:56,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:20:56,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:20:56,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:20:56,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:20:56,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:20:56,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:20:56,031 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:20:56,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:20:56,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:20:56,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:20:56,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:20:56,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:20:56,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:20:56,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:20:56,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:20:56,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:20:56,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:20:56,033 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:20:56,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:20:56,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:20:56,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:20:56,034 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/working_dir_92f4d421-899e-4539-a983-25b52df4289d/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 -> 1d0026e76f5b8e958e588041cb7bf523794c6674 [2019-10-22 11:20:56,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:20:56,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:20:56,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:20:56,071 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:20:56,071 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:20:56,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2019-10-22 11:20:56,118 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/data/fc7caa14b/af67848a33e945f595490c5480d8ae2e/FLAG71e960de4 [2019-10-22 11:20:56,563 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:20:56,564 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2019-10-22 11:20:56,572 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/data/fc7caa14b/af67848a33e945f595490c5480d8ae2e/FLAG71e960de4 [2019-10-22 11:20:56,584 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/data/fc7caa14b/af67848a33e945f595490c5480d8ae2e [2019-10-22 11:20:56,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:20:56,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:20:56,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:20:56,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:20:56,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:20:56,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:20:56" (1/1) ... [2019-10-22 11:20:56,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bcd7b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:56, skipping insertion in model container [2019-10-22 11:20:56,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:20:56" (1/1) ... [2019-10-22 11:20:56,601 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:20:56,638 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:20:57,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:20:57,032 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:20:57,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:20:57,153 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:20:57,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57 WrapperNode [2019-10-22 11:20:57,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:20:57,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:20:57,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:20:57,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:20:57,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:20:57,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:20:57,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:20:57,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:20:57,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... [2019-10-22 11:20:57,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:20:57,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:20:57,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:20:57,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:20:57,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/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 [2019-10-22 11:20:57,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:20:57,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:20:57,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:20:57,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:20:58,068 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:20:58,068 INFO L284 CfgBuilder]: Removed 158 assume(true) statements. [2019-10-22 11:20:58,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:20:58 BoogieIcfgContainer [2019-10-22 11:20:58,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:20:58,070 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:20:58,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:20:58,074 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:20:58,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:20:56" (1/3) ... [2019-10-22 11:20:58,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66dc6176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:20:58, skipping insertion in model container [2019-10-22 11:20:58,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:20:57" (2/3) ... [2019-10-22 11:20:58,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66dc6176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:20:58, skipping insertion in model container [2019-10-22 11:20:58,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:20:58" (3/3) ... [2019-10-22 11:20:58,077 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2019-10-22 11:20:58,087 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:20:58,100 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:20:58,110 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:20:58,137 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:20:58,138 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:20:58,138 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:20:58,138 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:20:58,139 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:20:58,139 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:20:58,139 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:20:58,139 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:20:58,160 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-10-22 11:20:58,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 11:20:58,166 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:20:58,167 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:20:58,168 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:20:58,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:20:58,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2019-10-22 11:20:58,181 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:20:58,182 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475665305] [2019-10-22 11:20:58,182 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:58,182 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:58,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:20:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:20:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:20:58,369 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475665305] [2019-10-22 11:20:58,370 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:20:58,372 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:20:58,373 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316614086] [2019-10-22 11:20:58,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:20:58,378 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:20:58,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:20:58,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:20:58,391 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-10-22 11:20:58,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:20:58,419 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-10-22 11:20:58,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:20:58,421 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 11:20:58,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:20:58,435 INFO L225 Difference]: With dead ends: 204 [2019-10-22 11:20:58,435 INFO L226 Difference]: Without dead ends: 101 [2019-10-22 11:20:58,440 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:20:58,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-10-22 11:20:58,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-10-22 11:20:58,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-10-22 11:20:58,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-10-22 11:20:58,490 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-10-22 11:20:58,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:20:58,490 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-10-22 11:20:58,490 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:20:58,491 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-10-22 11:20:58,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 11:20:58,491 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:20:58,491 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:20:58,495 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:20:58,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:20:58,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2019-10-22 11:20:58,496 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:20:58,496 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819867176] [2019-10-22 11:20:58,496 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:58,496 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:58,496 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:20:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:20:58,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:20:58,640 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819867176] [2019-10-22 11:20:58,641 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:20:58,641 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:20:58,641 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541593200] [2019-10-22 11:20:58,642 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:20:58,642 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:20:58,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:20:58,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:20:58,643 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-10-22 11:20:58,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:20:58,658 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-10-22 11:20:58,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:20:58,661 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 11:20:58,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:20:58,661 INFO L225 Difference]: With dead ends: 101 [2019-10-22 11:20:58,662 INFO L226 Difference]: Without dead ends: 43 [2019-10-22 11:20:58,662 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:20:58,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-22 11:20:58,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-10-22 11:20:58,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-10-22 11:20:58,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-10-22 11:20:58,668 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-10-22 11:20:58,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:20:58,669 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-10-22 11:20:58,669 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:20:58,669 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-10-22 11:20:58,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 11:20:58,670 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:20:58,670 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:20:58,670 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:20:58,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:20:58,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2019-10-22 11:20:58,670 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:20:58,671 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119562045] [2019-10-22 11:20:58,671 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:58,671 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:58,671 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:20:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:20:58,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:20:58,785 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119562045] [2019-10-22 11:20:58,785 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:20:58,786 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:20:58,786 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101666778] [2019-10-22 11:20:58,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:20:58,787 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:20:58,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:20:58,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:20:58,790 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 5 states. [2019-10-22 11:20:58,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:20:58,875 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-10-22 11:20:58,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:20:58,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-10-22 11:20:58,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:20:58,877 INFO L225 Difference]: With dead ends: 80 [2019-10-22 11:20:58,877 INFO L226 Difference]: Without dead ends: 43 [2019-10-22 11:20:58,877 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 11:20:58,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-22 11:20:58,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-10-22 11:20:58,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-10-22 11:20:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-10-22 11:20:58,883 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-10-22 11:20:58,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:20:58,883 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-10-22 11:20:58,883 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:20:58,883 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-10-22 11:20:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:20:58,884 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:20:58,884 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:20:58,884 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:20:58,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:20:58,885 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2019-10-22 11:20:58,885 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:20:58,885 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638672568] [2019-10-22 11:20:58,885 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:58,885 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:58,886 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:20:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:20:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:20:58,944 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638672568] [2019-10-22 11:20:58,944 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:20:58,944 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:20:58,944 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484214463] [2019-10-22 11:20:58,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:20:58,945 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:20:58,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:20:58,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:20:58,945 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-10-22 11:20:59,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:20:59,072 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-10-22 11:20:59,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 11:20:59,073 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 11:20:59,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:20:59,075 INFO L225 Difference]: With dead ends: 204 [2019-10-22 11:20:59,075 INFO L226 Difference]: Without dead ends: 167 [2019-10-22 11:20:59,076 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 11:20:59,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-10-22 11:20:59,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-10-22 11:20:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-10-22 11:20:59,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-10-22 11:20:59,094 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-10-22 11:20:59,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:20:59,095 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-10-22 11:20:59,095 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:20:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-10-22 11:20:59,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 11:20:59,098 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:20:59,099 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:20:59,099 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:20:59,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:20:59,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2019-10-22 11:20:59,100 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:20:59,100 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595599416] [2019-10-22 11:20:59,100 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:59,100 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:20:59,100 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:20:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:20:59,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:20:59,186 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595599416] [2019-10-22 11:20:59,187 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:20:59,187 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:20:59,187 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91561334] [2019-10-22 11:20:59,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:20:59,188 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:20:59,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:20:59,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:20:59,188 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-10-22 11:20:59,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:20:59,274 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-10-22 11:20:59,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:20:59,275 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-10-22 11:20:59,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:20:59,275 INFO L225 Difference]: With dead ends: 174 [2019-10-22 11:20:59,275 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:20:59,276 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 11:20:59,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:20:59,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:20:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:20:59,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:20:59,277 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-10-22 11:20:59,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:20:59,278 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:20:59,278 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:20:59,278 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:20:59,278 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:20:59,282 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:20:59,563 INFO L443 ceAbstractionStarter]: For program point L894(lines 894 898) no Hoare annotation was computed. [2019-10-22 11:20:59,563 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 704) no Hoare annotation was computed. [2019-10-22 11:20:59,564 INFO L443 ceAbstractionStarter]: For program point L696-1(lines 696 704) no Hoare annotation was computed. [2019-10-22 11:20:59,564 INFO L443 ceAbstractionStarter]: For program point L696-2(lines 696 704) no Hoare annotation was computed. [2019-10-22 11:20:59,564 INFO L443 ceAbstractionStarter]: For program point L696-3(lines 696 704) no Hoare annotation was computed. [2019-10-22 11:20:59,564 INFO L443 ceAbstractionStarter]: For program point L696-4(lines 696 704) no Hoare annotation was computed. [2019-10-22 11:20:59,564 INFO L443 ceAbstractionStarter]: For program point L696-5(lines 696 704) no Hoare annotation was computed. [2019-10-22 11:20:59,564 INFO L439 ceAbstractionStarter]: At program point L532(lines 1 947) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 11:20:59,565 INFO L439 ceAbstractionStarter]: At program point L103(lines 99 105) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 11:20:59,565 INFO L443 ceAbstractionStarter]: For program point L930(lines 930 934) no Hoare annotation was computed. [2019-10-22 11:20:59,565 INFO L439 ceAbstractionStarter]: At program point L930-2(lines 660 666) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:20:59,565 INFO L443 ceAbstractionStarter]: For program point L864(lines 864 877) no Hoare annotation was computed. [2019-10-22 11:20:59,565 INFO L439 ceAbstractionStarter]: At program point L864-1(lines 1 947) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:20:59,565 INFO L443 ceAbstractionStarter]: For program point L864-2(lines 864 877) no Hoare annotation was computed. [2019-10-22 11:20:59,566 INFO L439 ceAbstractionStarter]: At program point L864-3(lines 1 947) the Hoare annotation is: false [2019-10-22 11:20:59,566 INFO L443 ceAbstractionStarter]: For program point L864-4(lines 864 877) no Hoare annotation was computed. [2019-10-22 11:20:59,566 INFO L439 ceAbstractionStarter]: At program point L864-5(lines 1 947) the Hoare annotation is: false [2019-10-22 11:20:59,566 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-10-22 11:20:59,566 INFO L439 ceAbstractionStarter]: At program point L667(lines 667 673) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:20:59,566 INFO L439 ceAbstractionStarter]: At program point L634(lines 629 637) the Hoare annotation is: false [2019-10-22 11:20:59,567 INFO L439 ceAbstractionStarter]: At program point L667-1(lines 667 673) the Hoare annotation is: false [2019-10-22 11:20:59,567 INFO L439 ceAbstractionStarter]: At program point L634-1(lines 629 637) the Hoare annotation is: false [2019-10-22 11:20:59,567 INFO L439 ceAbstractionStarter]: At program point L667-2(lines 667 673) the Hoare annotation is: false [2019-10-22 11:20:59,567 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 572) no Hoare annotation was computed. [2019-10-22 11:20:59,567 INFO L439 ceAbstractionStarter]: At program point L634-2(lines 629 637) the Hoare annotation is: false [2019-10-22 11:20:59,567 INFO L439 ceAbstractionStarter]: At program point L634-3(lines 629 637) the Hoare annotation is: false [2019-10-22 11:20:59,567 INFO L439 ceAbstractionStarter]: At program point L634-4(lines 629 637) the Hoare annotation is: false [2019-10-22 11:20:59,568 INFO L439 ceAbstractionStarter]: At program point L634-5(lines 629 637) the Hoare annotation is: false [2019-10-22 11:20:59,568 INFO L446 ceAbstractionStarter]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-10-22 11:20:59,570 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2019-10-22 11:20:59,570 INFO L443 ceAbstractionStarter]: For program point L868-2(lines 868 874) no Hoare annotation was computed. [2019-10-22 11:20:59,571 INFO L443 ceAbstractionStarter]: For program point L868-4(lines 868 874) no Hoare annotation was computed. [2019-10-22 11:20:59,571 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-10-22 11:20:59,571 INFO L443 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-10-22 11:20:59,571 INFO L439 ceAbstractionStarter]: At program point L902-1(lines 902 908) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:20:59,571 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,571 INFO L443 ceAbstractionStarter]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,572 INFO L443 ceAbstractionStarter]: For program point L837-3(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,572 INFO L443 ceAbstractionStarter]: For program point L837-5(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,572 INFO L443 ceAbstractionStarter]: For program point L837-6(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,572 INFO L443 ceAbstractionStarter]: For program point L837-8(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,572 INFO L439 ceAbstractionStarter]: At program point L540(lines 535 543) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 11:20:59,572 INFO L443 ceAbstractionStarter]: For program point L837-9(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,572 INFO L443 ceAbstractionStarter]: For program point L837-11(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,573 INFO L443 ceAbstractionStarter]: For program point L837-12(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,573 INFO L443 ceAbstractionStarter]: For program point L837-14(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,573 INFO L443 ceAbstractionStarter]: For program point L837-15(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,573 INFO L443 ceAbstractionStarter]: For program point L837-17(lines 837 841) no Hoare annotation was computed. [2019-10-22 11:20:59,573 INFO L439 ceAbstractionStarter]: At program point L940(lines 891 941) the Hoare annotation is: false [2019-10-22 11:20:59,573 INFO L443 ceAbstractionStarter]: For program point L643(line 643) no Hoare annotation was computed. [2019-10-22 11:20:59,573 INFO L443 ceAbstractionStarter]: For program point L643-1(line 643) no Hoare annotation was computed. [2019-10-22 11:20:59,573 INFO L443 ceAbstractionStarter]: For program point L643-2(line 643) no Hoare annotation was computed. [2019-10-22 11:20:59,574 INFO L439 ceAbstractionStarter]: At program point L843(lines 828 846) the Hoare annotation is: false [2019-10-22 11:20:59,574 INFO L439 ceAbstractionStarter]: At program point L843-1(lines 828 846) the Hoare annotation is: false [2019-10-22 11:20:59,574 INFO L439 ceAbstractionStarter]: At program point L843-2(lines 828 846) the Hoare annotation is: false [2019-10-22 11:20:59,574 INFO L439 ceAbstractionStarter]: At program point L843-3(lines 828 846) the Hoare annotation is: false [2019-10-22 11:20:59,574 INFO L439 ceAbstractionStarter]: At program point L843-4(lines 828 846) the Hoare annotation is: false [2019-10-22 11:20:59,574 INFO L439 ceAbstractionStarter]: At program point L843-5(lines 828 846) the Hoare annotation is: false [2019-10-22 11:20:59,574 INFO L443 ceAbstractionStarter]: For program point L580(lines 580 584) no Hoare annotation was computed. [2019-10-22 11:20:59,574 INFO L439 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-10-22 11:20:59,575 INFO L439 ceAbstractionStarter]: At program point L779(lines 772 782) the Hoare annotation is: false [2019-10-22 11:20:59,575 INFO L439 ceAbstractionStarter]: At program point L779-1(lines 772 782) the Hoare annotation is: false [2019-10-22 11:20:59,575 INFO L439 ceAbstractionStarter]: At program point L779-2(lines 772 782) the Hoare annotation is: false [2019-10-22 11:20:59,575 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:20:59,575 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-22 11:20:59,575 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 918) no Hoare annotation was computed. [2019-10-22 11:20:59,575 INFO L439 ceAbstractionStarter]: At program point L912-1(lines 912 918) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:20:59,576 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-22 11:20:59,584 INFO L443 ceAbstractionStarter]: For program point L56-1(lines 660 666) no Hoare annotation was computed. [2019-10-22 11:20:59,584 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-10-22 11:20:59,584 INFO L443 ceAbstractionStarter]: For program point L718-1(lines 718 735) no Hoare annotation was computed. [2019-10-22 11:20:59,584 INFO L443 ceAbstractionStarter]: For program point L718-2(lines 718 735) no Hoare annotation was computed. [2019-10-22 11:20:59,584 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:20:59,584 INFO L443 ceAbstractionStarter]: For program point L556(lines 556 560) no Hoare annotation was computed. [2019-10-22 11:20:59,585 INFO L443 ceAbstractionStarter]: For program point L556-3(lines 556 560) no Hoare annotation was computed. [2019-10-22 11:20:59,585 INFO L443 ceAbstractionStarter]: For program point L556-6(lines 556 560) no Hoare annotation was computed. [2019-10-22 11:20:59,585 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:20:59,585 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-10-22 11:20:59,585 INFO L439 ceAbstractionStarter]: At program point L788(lines 783 791) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:20:59,585 INFO L439 ceAbstractionStarter]: At program point L788-1(lines 783 791) the Hoare annotation is: false [2019-10-22 11:20:59,586 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-10-22 11:20:59,586 INFO L439 ceAbstractionStarter]: At program point L788-2(lines 783 791) the Hoare annotation is: false [2019-10-22 11:20:59,586 INFO L443 ceAbstractionStarter]: For program point L722-1(lines 722 730) no Hoare annotation was computed. [2019-10-22 11:20:59,586 INFO L443 ceAbstractionStarter]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2019-10-22 11:20:59,586 INFO L443 ceAbstractionStarter]: For program point L922(lines 922 935) no Hoare annotation was computed. [2019-10-22 11:20:59,586 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-22 11:20:59,586 INFO L446 ceAbstractionStarter]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-10-22 11:20:59,586 INFO L443 ceAbstractionStarter]: For program point L692(lines 692 709) no Hoare annotation was computed. [2019-10-22 11:20:59,587 INFO L443 ceAbstractionStarter]: For program point L692-1(lines 692 709) no Hoare annotation was computed. [2019-10-22 11:20:59,587 INFO L443 ceAbstractionStarter]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2019-10-22 11:20:59,587 INFO L439 ceAbstractionStarter]: At program point L593(lines 588 596) the Hoare annotation is: false [2019-10-22 11:20:59,587 INFO L443 ceAbstractionStarter]: For program point L692-3(lines 692 709) no Hoare annotation was computed. [2019-10-22 11:20:59,588 INFO L439 ceAbstractionStarter]: At program point L593-1(lines 588 596) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:20:59,588 INFO L443 ceAbstractionStarter]: For program point L692-4(lines 692 709) no Hoare annotation was computed. [2019-10-22 11:20:59,588 INFO L439 ceAbstractionStarter]: At program point L593-2(lines 588 596) the Hoare annotation is: false [2019-10-22 11:20:59,588 INFO L443 ceAbstractionStarter]: For program point L692-5(lines 692 709) no Hoare annotation was computed. [2019-10-22 11:20:59,588 INFO L439 ceAbstractionStarter]: At program point L593-3(lines 588 596) the Hoare annotation is: false [2019-10-22 11:20:59,588 INFO L439 ceAbstractionStarter]: At program point L593-4(lines 588 596) the Hoare annotation is: false [2019-10-22 11:20:59,589 INFO L439 ceAbstractionStarter]: At program point L593-5(lines 588 596) the Hoare annotation is: false [2019-10-22 11:20:59,589 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:20:59,589 INFO L439 ceAbstractionStarter]: At program point L660(lines 659 678) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:20:59,589 INFO L443 ceAbstractionStarter]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2019-10-22 11:20:59,589 INFO L439 ceAbstractionStarter]: At program point L660-2(lines 659 678) the Hoare annotation is: false [2019-10-22 11:20:59,589 INFO L439 ceAbstractionStarter]: At program point L660-3(lines 659 678) the Hoare annotation is: false [2019-10-22 11:20:59,589 INFO L443 ceAbstractionStarter]: For program point L893(lines 892 939) no Hoare annotation was computed. [2019-10-22 11:20:59,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:20:59 BoogieIcfgContainer [2019-10-22 11:20:59,612 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:20:59,612 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:20:59,612 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:20:59,613 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:20:59,613 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:20:58" (3/4) ... [2019-10-22 11:20:59,618 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:20:59,634 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:20:59,635 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 11:20:59,636 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 11:20:59,636 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:20:59,637 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:20:59,637 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:20:59,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-10-22 11:20:59,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-10-22 11:20:59,665 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 11:20:59,665 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 11:20:59,665 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 11:20:59,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 11:20:59,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 11:20:59,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 11:20:59,669 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 11:20:59,671 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 11:20:59,751 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_92f4d421-899e-4539-a983-25b52df4289d/bin/utaipan/witness.graphml [2019-10-22 11:20:59,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:20:59,753 INFO L168 Benchmark]: Toolchain (without parser) took 3164.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 948.5 MB in the beginning and 921.7 MB in the end (delta: 26.7 MB). Peak memory consumption was 197.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:20:59,753 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:20:59,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -204.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:20:59,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.42 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. [2019-10-22 11:20:59,754 INFO L168 Benchmark]: Boogie Preprocessor took 34.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:20:59,754 INFO L168 Benchmark]: RCFGBuilder took 818.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 68.4 MB). Peak memory consumption was 68.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:20:59,755 INFO L168 Benchmark]: TraceAbstraction took 1541.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.9 MB in the end (delta: 137.9 MB). Peak memory consumption was 137.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:20:59,755 INFO L168 Benchmark]: Witness Printer took 138.60 ms. Allocated memory is still 1.2 GB. Free memory was 934.9 MB in the beginning and 921.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:20:59,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 565.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -204.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.42 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 34.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 818.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 68.4 MB). Peak memory consumption was 68.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1541.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.9 MB in the end (delta: 137.9 MB). Peak memory consumption was 137.9 MB. Max. memory is 11.5 GB. * Witness Printer took 138.60 ms. Allocated memory is still 1.2 GB. Free memory was 934.9 MB in the beginning and 921.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 643]: 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: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: ((((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 410 SDtfs, 517 SDslu, 336 SDs, 0 SdLazy, 61 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 213 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1972 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4325 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...