./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/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 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:29:45,350 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:29:45,351 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:29:45,357 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:29:45,358 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:29:45,358 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:29:45,359 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:29:45,360 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:29:45,361 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:29:45,362 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:29:45,363 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:29:45,363 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:29:45,364 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:29:45,364 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:29:45,365 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:29:45,365 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:29:45,365 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:29:45,367 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:29:45,368 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:29:45,369 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:29:45,370 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:29:45,370 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:29:45,371 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:29:45,372 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:29:45,372 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:29:45,372 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:29:45,373 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:29:45,373 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:29:45,374 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:29:45,374 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:29:45,375 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:29:45,375 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:29:45,375 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:29:45,375 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:29:45,376 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:29:45,377 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:29:45,377 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 17:29:45,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:29:45,385 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:29:45,385 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:29:45,385 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:29:45,385 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:29:45,386 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:29:45,386 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:29:45,386 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 17:29:45,386 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:29:45,386 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:29:45,386 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 17:29:45,386 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 17:29:45,387 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:29:45,387 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:29:45,387 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:29:45,387 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:29:45,387 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:29:45,388 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:29:45,388 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:29:45,388 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:29:45,388 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:29:45,388 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:29:45,388 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:29:45,388 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:29:45,389 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:29:45,389 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:29:45,389 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:29:45,389 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:29:45,389 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:29:45,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:29:45,389 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:29:45,389 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:29:45,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:29:45,390 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 17:29:45,390 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:29:45,393 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:29:45,393 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 17:29:45,393 INFO L133 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_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/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 -> 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 [2018-11-18 17:29:45,420 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:29:45,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:29:45,432 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:29:45,433 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:29:45,433 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:29:45,434 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-11-18 17:29:45,478 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/data/0a5daaf4e/a11a1b0df2854a699c3249ef7dc303cf/FLAG174938a8f [2018-11-18 17:29:45,897 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:29:45,897 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-11-18 17:29:45,904 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/data/0a5daaf4e/a11a1b0df2854a699c3249ef7dc303cf/FLAG174938a8f [2018-11-18 17:29:45,913 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/data/0a5daaf4e/a11a1b0df2854a699c3249ef7dc303cf [2018-11-18 17:29:45,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:29:45,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:29:45,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:29:45,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:29:45,920 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:29:45,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:29:45" (1/1) ... [2018-11-18 17:29:45,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:45, skipping insertion in model container [2018-11-18 17:29:45,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:29:45" (1/1) ... [2018-11-18 17:29:45,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:29:45,961 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:29:46,156 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:29:46,163 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:29:46,263 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:29:46,278 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:29:46,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46 WrapperNode [2018-11-18 17:29:46,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:29:46,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:29:46,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:29:46,279 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:29:46,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:29:46,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:29:46,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:29:46,304 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:29:46,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... [2018-11-18 17:29:46,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:29:46,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:29:46,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:29:46,329 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:29:46,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/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 [2018-11-18 17:29:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 17:29:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 17:29:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:29:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:29:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 17:29:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 17:29:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 17:29:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 17:29:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:29:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 17:29:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 17:29:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 17:29:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 17:29:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 17:29:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 17:29:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 17:29:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 17:29:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 17:29:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 17:29:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 17:29:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 17:29:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 17:29:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 17:29:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 17:29:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 17:29:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 17:29:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 17:29:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 17:29:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 17:29:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 17:29:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 17:29:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 17:29:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 17:29:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 17:29:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 17:29:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 17:29:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 17:29:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 17:29:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 17:29:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 17:29:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 17:29:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 17:29:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 17:29:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 17:29:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 17:29:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:29:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:29:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 17:29:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 17:29:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 17:29:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 17:29:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:29:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:29:46,742 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:29:46,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:29:46 BoogieIcfgContainer [2018-11-18 17:29:46,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:29:46,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:29:46,744 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:29:46,746 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:29:46,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:29:45" (1/3) ... [2018-11-18 17:29:46,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c5a7e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:29:46, skipping insertion in model container [2018-11-18 17:29:46,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:29:46" (2/3) ... [2018-11-18 17:29:46,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c5a7e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:29:46, skipping insertion in model container [2018-11-18 17:29:46,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:29:46" (3/3) ... [2018-11-18 17:29:46,748 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-11-18 17:29:46,756 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:29:46,763 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:29:46,772 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:29:46,791 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:29:46,791 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:29:46,792 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:29:46,792 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:29:46,792 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:29:46,792 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:29:46,792 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:29:46,792 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:29:46,807 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2018-11-18 17:29:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 17:29:46,815 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:29:46,815 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2018-11-18 17:29:46,817 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:29:46,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:29:46,823 INFO L82 PathProgramCache]: Analyzing trace with hash 754160489, now seen corresponding path program 1 times [2018-11-18 17:29:46,825 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:29:46,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:46,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:29:46,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:46,856 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:29:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:29:47,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:29:47,034 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:29:47,034 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 17:29:47,034 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:29:47,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 17:29:47,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 17:29:47,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 17:29:47,050 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2018-11-18 17:29:47,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:29:47,073 INFO L93 Difference]: Finished difference Result 238 states and 295 transitions. [2018-11-18 17:29:47,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 17:29:47,074 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 17:29:47,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:29:47,083 INFO L225 Difference]: With dead ends: 238 [2018-11-18 17:29:47,083 INFO L226 Difference]: Without dead ends: 121 [2018-11-18 17:29:47,086 INFO L604 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 [2018-11-18 17:29:47,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-11-18 17:29:47,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2018-11-18 17:29:47,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-11-18 17:29:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 141 transitions. [2018-11-18 17:29:47,121 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 141 transitions. Word has length 51 [2018-11-18 17:29:47,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:29:47,121 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 141 transitions. [2018-11-18 17:29:47,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 17:29:47,122 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 141 transitions. [2018-11-18 17:29:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 17:29:47,124 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:29:47,124 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:29:47,124 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:29:47,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:29:47,125 INFO L82 PathProgramCache]: Analyzing trace with hash -87561663, now seen corresponding path program 1 times [2018-11-18 17:29:47,125 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:29:47,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:47,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:29:47,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:47,126 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:29:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:29:47,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:29:47,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:29:47,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 17:29:47,210 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:29:47,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 17:29:47,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 17:29:47,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 17:29:47,212 INFO L87 Difference]: Start difference. First operand 121 states and 141 transitions. Second operand 3 states. [2018-11-18 17:29:47,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:29:47,228 INFO L93 Difference]: Finished difference Result 175 states and 203 transitions. [2018-11-18 17:29:47,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 17:29:47,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 17:29:47,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:29:47,230 INFO L225 Difference]: With dead ends: 175 [2018-11-18 17:29:47,230 INFO L226 Difference]: Without dead ends: 111 [2018-11-18 17:29:47,231 INFO L604 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 [2018-11-18 17:29:47,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-11-18 17:29:47,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2018-11-18 17:29:47,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-11-18 17:29:47,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 128 transitions. [2018-11-18 17:29:47,242 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 128 transitions. Word has length 53 [2018-11-18 17:29:47,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:29:47,243 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 128 transitions. [2018-11-18 17:29:47,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 17:29:47,243 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 128 transitions. [2018-11-18 17:29:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 17:29:47,244 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:29:47,244 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:29:47,244 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:29:47,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:29:47,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1295122055, now seen corresponding path program 1 times [2018-11-18 17:29:47,245 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:29:47,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:47,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:29:47,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:47,245 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:29:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:29:47,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:29:47,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:29:47,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 17:29:47,365 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:29:47,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 17:29:47,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 17:29:47,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 17:29:47,366 INFO L87 Difference]: Start difference. First operand 111 states and 128 transitions. Second operand 7 states. [2018-11-18 17:29:47,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:29:47,660 INFO L93 Difference]: Finished difference Result 329 states and 399 transitions. [2018-11-18 17:29:47,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 17:29:47,660 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-11-18 17:29:47,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:29:47,662 INFO L225 Difference]: With dead ends: 329 [2018-11-18 17:29:47,662 INFO L226 Difference]: Without dead ends: 246 [2018-11-18 17:29:47,663 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 17:29:47,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-11-18 17:29:47,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 234. [2018-11-18 17:29:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-11-18 17:29:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 283 transitions. [2018-11-18 17:29:47,689 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 283 transitions. Word has length 58 [2018-11-18 17:29:47,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:29:47,689 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 283 transitions. [2018-11-18 17:29:47,689 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 17:29:47,689 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 283 transitions. [2018-11-18 17:29:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 17:29:47,691 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:29:47,691 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:29:47,692 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:29:47,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:29:47,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1699392583, now seen corresponding path program 1 times [2018-11-18 17:29:47,692 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:29:47,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:47,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:29:47,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:47,693 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:29:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:29:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:29:47,781 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:29:47,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 17:29:47,781 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:29:47,782 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 17:29:47,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 17:29:47,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 17:29:47,782 INFO L87 Difference]: Start difference. First operand 234 states and 283 transitions. Second operand 6 states. [2018-11-18 17:29:47,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:29:47,913 INFO L93 Difference]: Finished difference Result 628 states and 783 transitions. [2018-11-18 17:29:47,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 17:29:47,914 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2018-11-18 17:29:47,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:29:47,917 INFO L225 Difference]: With dead ends: 628 [2018-11-18 17:29:47,918 INFO L226 Difference]: Without dead ends: 422 [2018-11-18 17:29:47,919 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 17:29:47,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2018-11-18 17:29:47,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 416. [2018-11-18 17:29:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2018-11-18 17:29:47,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 506 transitions. [2018-11-18 17:29:47,952 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 506 transitions. Word has length 63 [2018-11-18 17:29:47,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:29:47,952 INFO L480 AbstractCegarLoop]: Abstraction has 416 states and 506 transitions. [2018-11-18 17:29:47,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 17:29:47,953 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 506 transitions. [2018-11-18 17:29:47,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 17:29:47,955 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:29:47,955 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:29:47,956 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:29:47,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:29:47,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1175745109, now seen corresponding path program 1 times [2018-11-18 17:29:47,956 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:29:47,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:47,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:29:47,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:29:47,957 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:29:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:29:48,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:29:48,041 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:29:48,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 17:29:48,041 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:29:48,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 17:29:48,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 17:29:48,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 17:29:48,042 INFO L87 Difference]: Start difference. First operand 416 states and 506 transitions. Second operand 7 states. [2018-11-18 17:29:48,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:29:48,317 INFO L93 Difference]: Finished difference Result 696 states and 873 transitions. [2018-11-18 17:29:48,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 17:29:48,320 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 67 [2018-11-18 17:29:48,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:29:48,320 INFO L225 Difference]: With dead ends: 696 [2018-11-18 17:29:48,320 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 17:29:48,327 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-18 17:29:48,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 17:29:48,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 17:29:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 17:29:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 17:29:48,329 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-11-18 17:29:48,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:29:48,329 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 17:29:48,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 17:29:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 17:29:48,329 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 17:29:48,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 17:29:49,101 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 103 109) the Hoare annotation is: true [2018-11-18 17:29:49,102 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 103 109) no Hoare annotation was computed. [2018-11-18 17:29:49,102 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 110 118) no Hoare annotation was computed. [2018-11-18 17:29:49,102 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 110 118) the Hoare annotation is: true [2018-11-18 17:29:49,103 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 110 118) no Hoare annotation was computed. [2018-11-18 17:29:49,103 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 291 313) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,103 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 291 313) no Hoare annotation was computed. [2018-11-18 17:29:49,103 INFO L421 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 17:29:49,103 INFO L421 ceAbstractionStarter]: At program point L303-1(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 17:29:49,103 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 308) no Hoare annotation was computed. [2018-11-18 17:29:49,103 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 291 313) no Hoare annotation was computed. [2018-11-18 17:29:49,103 INFO L425 ceAbstractionStarter]: For program point L301-1(lines 301 308) no Hoare annotation was computed. [2018-11-18 17:29:49,103 INFO L425 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2018-11-18 17:29:49,104 INFO L421 ceAbstractionStarter]: At program point L298(line 298) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,104 INFO L421 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,104 INFO L421 ceAbstractionStarter]: At program point L297-1(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,104 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2018-11-18 17:29:49,104 INFO L421 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 17:29:49,104 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 924) no Hoare annotation was computed. [2018-11-18 17:29:49,104 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 914 928) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))))) [2018-11-18 17:29:49,104 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 914 928) no Hoare annotation was computed. [2018-11-18 17:29:49,106 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2018-11-18 17:29:49,106 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2018-11-18 17:29:49,106 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2018-11-18 17:29:49,107 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2018-11-18 17:29:49,107 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2018-11-18 17:29:49,107 INFO L428 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2018-11-18 17:29:49,107 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2018-11-18 17:29:49,107 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2018-11-18 17:29:49,107 INFO L425 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-11-18 17:29:49,107 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2018-11-18 17:29:49,107 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 96 102) no Hoare annotation was computed. [2018-11-18 17:29:49,107 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 96 102) the Hoare annotation is: true [2018-11-18 17:29:49,107 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 280 290) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,107 INFO L421 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,108 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 280 290) no Hoare annotation was computed. [2018-11-18 17:29:49,108 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 280 290) no Hoare annotation was computed. [2018-11-18 17:29:49,108 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2018-11-18 17:29:49,108 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2018-11-18 17:29:49,108 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2018-11-18 17:29:49,108 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 798 822) no Hoare annotation was computed. [2018-11-18 17:29:49,108 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 798 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 17:29:49,108 INFO L421 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 17:29:49,108 INFO L425 ceAbstractionStarter]: For program point L817-1(lines 798 822) no Hoare annotation was computed. [2018-11-18 17:29:49,108 INFO L421 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 17:29:49,108 INFO L421 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 17:29:49,108 INFO L425 ceAbstractionStarter]: For program point L806(lines 806 814) no Hoare annotation was computed. [2018-11-18 17:29:49,109 INFO L421 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 17:29:49,109 INFO L425 ceAbstractionStarter]: For program point L804-1(line 804) no Hoare annotation was computed. [2018-11-18 17:29:49,109 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 819) no Hoare annotation was computed. [2018-11-18 17:29:49,109 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2018-11-18 17:29:49,109 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2018-11-18 17:29:49,109 INFO L425 ceAbstractionStarter]: For program point L704(lines 704 708) no Hoare annotation was computed. [2018-11-18 17:29:49,109 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 692 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,109 INFO L425 ceAbstractionStarter]: For program point L702-1(lines 702 751) no Hoare annotation was computed. [2018-11-18 17:29:49,109 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 692 759) no Hoare annotation was computed. [2018-11-18 17:29:49,109 INFO L421 ceAbstractionStarter]: At program point L752(lines 701 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,109 INFO L421 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,109 INFO L425 ceAbstractionStarter]: For program point L740(lines 740 746) no Hoare annotation was computed. [2018-11-18 17:29:49,110 INFO L421 ceAbstractionStarter]: At program point L740-1(lines 732 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,110 INFO L425 ceAbstractionStarter]: For program point L703(lines 702 751) no Hoare annotation was computed. [2018-11-18 17:29:49,110 INFO L421 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= test_~splverifierCounter~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,110 INFO L425 ceAbstractionStarter]: For program point L732(lines 732 747) no Hoare annotation was computed. [2018-11-18 17:29:49,110 INFO L421 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,110 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 728) no Hoare annotation was computed. [2018-11-18 17:29:49,110 INFO L425 ceAbstractionStarter]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2018-11-18 17:29:49,110 INFO L421 ceAbstractionStarter]: At program point L749(lines 702 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,110 INFO L421 ceAbstractionStarter]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 17:29:49,110 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-11-18 17:29:49,110 INFO L425 ceAbstractionStarter]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 692 759) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 205 213) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 205 213) the Hoare annotation is: true [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 205 213) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L421 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L428 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: true [2018-11-18 17:29:49,111 INFO L425 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-11-18 17:29:49,111 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2018-11-18 17:29:49,112 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2018-11-18 17:29:49,112 INFO L421 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 17:29:49,112 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-11-18 17:29:49,112 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-18 17:29:49,112 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-18 17:29:49,112 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:29:49,112 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 17:29:49,112 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:29:49,112 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 152 163) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 ~methaneLevelCritical~0)) [2018-11-18 17:29:49,112 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2018-11-18 17:29:49,112 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 152 163) no Hoare annotation was computed. [2018-11-18 17:29:49,112 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 766 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 17:29:49,113 INFO L421 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 17:29:49,113 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2018-11-18 17:29:49,113 INFO L421 ceAbstractionStarter]: At program point L777(lines 777 783) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 17:29:49,113 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2018-11-18 17:29:49,113 INFO L421 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 17:29:49,113 INFO L425 ceAbstractionStarter]: For program point L770(lines 769 788) no Hoare annotation was computed. [2018-11-18 17:29:49,113 INFO L428 ceAbstractionStarter]: At program point L227-3(lines 227 241) the Hoare annotation is: true [2018-11-18 17:29:49,113 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 217 246) no Hoare annotation was computed. [2018-11-18 17:29:49,113 INFO L428 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: true [2018-11-18 17:29:49,113 INFO L425 ceAbstractionStarter]: For program point L223-1(line 223) no Hoare annotation was computed. [2018-11-18 17:29:49,113 INFO L428 ceAbstractionStarter]: At program point L242(lines 217 246) the Hoare annotation is: true [2018-11-18 17:29:49,113 INFO L425 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-11-18 17:29:49,113 INFO L425 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2018-11-18 17:29:49,114 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 217 246) the Hoare annotation is: true [2018-11-18 17:29:49,114 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 235) no Hoare annotation was computed. [2018-11-18 17:29:49,114 INFO L428 ceAbstractionStarter]: At program point L231-1(lines 231 235) the Hoare annotation is: true [2018-11-18 17:29:49,114 INFO L425 ceAbstractionStarter]: For program point L227-1(lines 227 241) no Hoare annotation was computed. [2018-11-18 17:29:49,114 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 164 172) the Hoare annotation is: true [2018-11-18 17:29:49,114 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 164 172) no Hoare annotation was computed. [2018-11-18 17:29:49,114 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 164 172) no Hoare annotation was computed. [2018-11-18 17:29:49,114 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 128 139) the Hoare annotation is: true [2018-11-18 17:29:49,114 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 128 139) no Hoare annotation was computed. [2018-11-18 17:29:49,114 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 128 139) no Hoare annotation was computed. [2018-11-18 17:29:49,114 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 272 278) no Hoare annotation was computed. [2018-11-18 17:29:49,114 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 272 278) the Hoare annotation is: true [2018-11-18 17:29:49,115 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:29:49,115 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-18 17:29:49,115 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 17:29:49,115 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:29:49,115 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 929 936) no Hoare annotation was computed. [2018-11-18 17:29:49,115 INFO L428 ceAbstractionStarter]: At program point startSystemENTRY(lines 929 936) the Hoare annotation is: true [2018-11-18 17:29:49,115 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 929 936) no Hoare annotation was computed. [2018-11-18 17:29:49,115 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 140 151) no Hoare annotation was computed. [2018-11-18 17:29:49,115 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 140 151) no Hoare annotation was computed. [2018-11-18 17:29:49,115 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 140 151) the Hoare annotation is: true [2018-11-18 17:29:49,115 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 681 688) no Hoare annotation was computed. [2018-11-18 17:29:49,116 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 681 688) the Hoare annotation is: true [2018-11-18 17:29:49,116 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2018-11-18 17:29:49,116 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 681 688) no Hoare annotation was computed. [2018-11-18 17:29:49,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 05:29:49 BoogieIcfgContainer [2018-11-18 17:29:49,128 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 17:29:49,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:29:49,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:29:49,128 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:29:49,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:29:46" (3/4) ... [2018-11-18 17:29:49,131 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 17:29:49,135 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 17:29:49,136 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 17:29:49,143 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 17:29:49,143 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 17:29:49,143 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 17:29:49,163 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 17:29:49,163 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 17:29:49,196 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a7a16f6c-3202-43a0-b9a1-ee5129013dd3/bin-2019/utaipan/witness.graphml [2018-11-18 17:29:49,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:29:49,196 INFO L168 Benchmark]: Toolchain (without parser) took 3280.86 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 233.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 113.5 MB. Max. memory is 11.5 GB. [2018-11-18 17:29:49,197 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:29:49,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -186.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:29:49,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.22 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. [2018-11-18 17:29:49,198 INFO L168 Benchmark]: Boogie Preprocessor took 24.53 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:29:49,198 INFO L168 Benchmark]: RCFGBuilder took 414.41 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: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:29:49,198 INFO L168 Benchmark]: TraceAbstraction took 2384.34 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 77.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -12.3 MB). Peak memory consumption was 268.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:29:49,198 INFO L168 Benchmark]: Witness Printer took 67.86 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:29:49,200 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -186.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.22 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 24.53 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 414.41 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: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2384.34 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 77.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -12.3 MB). Peak memory consumption was 268.4 MB. Max. memory is 11.5 GB. * Witness Printer took 67.86 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 685]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 134 locations, 1 error locations. SAFE Result, 2.3s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 663 SDtfs, 379 SDslu, 1272 SDs, 0 SdLazy, 430 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 446 PreInvPairs, 493 NumberOfFragments, 524 HoareAnnotationTreeSize, 446 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1866 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 31313 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...