./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product29_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product29_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 631d408ab8d73cb8fd4951a002aee07700685b60 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:38:52,653 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:38:52,654 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:38:52,661 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:38:52,662 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:38:52,662 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:38:52,663 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:38:52,664 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:38:52,665 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:38:52,666 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:38:52,667 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:38:52,667 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:38:52,667 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:38:52,668 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:38:52,668 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:38:52,669 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:38:52,669 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:38:52,670 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:38:52,672 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:38:52,673 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:38:52,674 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:38:52,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:38:52,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:38:52,676 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:38:52,676 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:38:52,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:38:52,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:38:52,679 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:38:52,679 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:38:52,680 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:38:52,680 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:38:52,680 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:38:52,680 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:38:52,681 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:38:52,681 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:38:52,681 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:38:52,682 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:38:52,688 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:38:52,688 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:38:52,689 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:38:52,689 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:38:52,690 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:38:52,690 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:38:52,690 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:38:52,690 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:38:52,690 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:38:52,690 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:38:52,690 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:38:52,691 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:38:52,691 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:38:52,691 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:38:52,691 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:38:52,691 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:38:52,691 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:38:52,691 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:38:52,692 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:38:52,692 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:38:52,692 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:38:52,692 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:38:52,692 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:38:52,692 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:38:52,692 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:38:52,693 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:38:52,693 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:38:52,693 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:38:52,693 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:38:52,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:38:52,693 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 631d408ab8d73cb8fd4951a002aee07700685b60 [2018-11-28 12:38:52,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:38:52,730 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:38:52,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:38:52,734 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:38:52,734 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:38:52,734 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product29_true-unreach-call_false-termination.cil.c [2018-11-28 12:38:52,773 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/data/a05fe17d4/b842b562ba4f44f3b8aedb8f3987c643/FLAGff8422e46 [2018-11-28 12:38:53,183 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:38:53,184 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/sv-benchmarks/c/product-lines/minepump_spec5_product29_true-unreach-call_false-termination.cil.c [2018-11-28 12:38:53,190 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/data/a05fe17d4/b842b562ba4f44f3b8aedb8f3987c643/FLAGff8422e46 [2018-11-28 12:38:53,200 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/data/a05fe17d4/b842b562ba4f44f3b8aedb8f3987c643 [2018-11-28 12:38:53,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:38:53,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:38:53,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:38:53,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:38:53,207 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:38:53,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eb1ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53, skipping insertion in model container [2018-11-28 12:38:53,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:38:53,244 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:38:53,417 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:38:53,473 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:38:53,528 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:38:53,548 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:38:53,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53 WrapperNode [2018-11-28 12:38:53,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:38:53,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:38:53,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:38:53,550 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:38:53,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:38:53,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:38:53,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:38:53,573 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:38:53,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... [2018-11-28 12:38:53,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:38:53,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:38:53,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:38:53,600 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:38:53,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:38:53,641 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:38:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:38:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:38:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:38:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 12:38:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 12:38:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:38:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:38:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:38:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:38:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:38:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:38:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:38:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:38:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:38:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 12:38:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 12:38:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 12:38:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 12:38:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:38:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:38:53,643 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:38:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:38:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:38:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:38:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:38:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:38:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:38:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:38:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:38:53,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:38:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:38:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:38:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:38:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:38:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:38:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:38:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:38:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:38:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:38:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:38:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:38:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:38:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:38:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:38:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 12:38:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 12:38:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:38:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:38:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:38:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:38:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:38:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:38:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:38:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:38:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:38:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:38:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:38:54,090 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:38:54,090 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:38:54,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:38:54 BoogieIcfgContainer [2018-11-28 12:38:54,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:38:54,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:38:54,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:38:54,095 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:38:54,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:38:53" (1/3) ... [2018-11-28 12:38:54,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d87ea17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:38:54, skipping insertion in model container [2018-11-28 12:38:54,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:38:53" (2/3) ... [2018-11-28 12:38:54,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d87ea17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:38:54, skipping insertion in model container [2018-11-28 12:38:54,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:38:54" (3/3) ... [2018-11-28 12:38:54,099 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product29_true-unreach-call_false-termination.cil.c [2018-11-28 12:38:54,107 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:38:54,114 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:38:54,128 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:38:54,151 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:38:54,152 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:38:54,152 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:38:54,152 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:38:54,152 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:38:54,152 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:38:54,152 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:38:54,153 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:38:54,153 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:38:54,170 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2018-11-28 12:38:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 12:38:54,177 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:54,178 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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] [2018-11-28 12:38:54,180 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:54,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:54,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1452680357, now seen corresponding path program 1 times [2018-11-28 12:38:54,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:54,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:54,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:54,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:54,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:54,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:38:54,367 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:54,367 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:38:54,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:38:54,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:38:54,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:38:54,379 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 2 states. [2018-11-28 12:38:54,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:54,406 INFO L93 Difference]: Finished difference Result 260 states and 323 transitions. [2018-11-28 12:38:54,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:38:54,407 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 12:38:54,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:54,414 INFO L225 Difference]: With dead ends: 260 [2018-11-28 12:38:54,414 INFO L226 Difference]: Without dead ends: 132 [2018-11-28 12:38:54,417 INFO L631 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 [2018-11-28 12:38:54,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-28 12:38:54,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-28 12:38:54,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-28 12:38:54,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2018-11-28 12:38:54,449 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 59 [2018-11-28 12:38:54,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:54,449 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2018-11-28 12:38:54,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:38:54,449 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2018-11-28 12:38:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 12:38:54,452 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:54,452 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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] [2018-11-28 12:38:54,452 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:54,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:54,453 INFO L82 PathProgramCache]: Analyzing trace with hash -58897048, now seen corresponding path program 1 times [2018-11-28 12:38:54,453 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:54,453 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:54,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:54,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:54,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:38:54,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:54,540 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:38:54,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:38:54,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:38:54,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:38:54,542 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 3 states. [2018-11-28 12:38:54,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:54,560 INFO L93 Difference]: Finished difference Result 209 states and 245 transitions. [2018-11-28 12:38:54,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:38:54,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 12:38:54,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:54,562 INFO L225 Difference]: With dead ends: 209 [2018-11-28 12:38:54,563 INFO L226 Difference]: Without dead ends: 123 [2018-11-28 12:38:54,564 INFO L631 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 [2018-11-28 12:38:54,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-11-28 12:38:54,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2018-11-28 12:38:54,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-28 12:38:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 143 transitions. [2018-11-28 12:38:54,571 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 143 transitions. Word has length 60 [2018-11-28 12:38:54,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:54,572 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 143 transitions. [2018-11-28 12:38:54,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:38:54,572 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2018-11-28 12:38:54,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 12:38:54,573 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:54,573 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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] [2018-11-28 12:38:54,573 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:54,573 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:54,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1569934850, now seen corresponding path program 1 times [2018-11-28 12:38:54,574 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:54,574 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:54,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:54,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:54,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:38:54,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:54,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:38:54,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:38:54,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:38:54,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:38:54,694 INFO L87 Difference]: Start difference. First operand 123 states and 143 transitions. Second operand 7 states. [2018-11-28 12:38:54,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:54,885 INFO L93 Difference]: Finished difference Result 218 states and 259 transitions. [2018-11-28 12:38:54,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:38:54,886 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 12:38:54,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:54,887 INFO L225 Difference]: With dead ends: 218 [2018-11-28 12:38:54,887 INFO L226 Difference]: Without dead ends: 123 [2018-11-28 12:38:54,888 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:38:54,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-11-28 12:38:54,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2018-11-28 12:38:54,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-28 12:38:54,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions. [2018-11-28 12:38:54,898 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 64 [2018-11-28 12:38:54,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:54,899 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 142 transitions. [2018-11-28 12:38:54,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:38:54,900 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions. [2018-11-28 12:38:54,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-28 12:38:54,902 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:38:54,902 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1, 1] [2018-11-28 12:38:54,903 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:38:54,903 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:38:54,903 INFO L82 PathProgramCache]: Analyzing trace with hash 129141699, now seen corresponding path program 1 times [2018-11-28 12:38:54,903 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:38:54,903 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:38:54,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:54,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:38:54,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:38:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:38:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:38:55,001 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:38:55,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:38:55,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:38:55,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:38:55,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:38:55,002 INFO L87 Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 7 states. [2018-11-28 12:38:55,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:38:55,181 INFO L93 Difference]: Finished difference Result 181 states and 216 transitions. [2018-11-28 12:38:55,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:38:55,183 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2018-11-28 12:38:55,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:38:55,184 INFO L225 Difference]: With dead ends: 181 [2018-11-28 12:38:55,184 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:38:55,185 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-28 12:38:55,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:38:55,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:38:55,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:38:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:38:55,186 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2018-11-28 12:38:55,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:38:55,186 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:38:55,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:38:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:38:55,187 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:38:55,192 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:38:55,550 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-28 12:38:55,550 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-28 12:38:55,550 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-28 12:38:55,550 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-28 12:38:55,550 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-28 12:38:55,551 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 919 926) the Hoare annotation is: true [2018-11-28 12:38:55,551 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 919 926) no Hoare annotation was computed. [2018-11-28 12:38:55,551 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 919 926) no Hoare annotation was computed. [2018-11-28 12:38:55,551 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 927 936) the Hoare annotation is: true [2018-11-28 12:38:55,551 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 927 936) no Hoare annotation was computed. [2018-11-28 12:38:55,551 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 927 936) no Hoare annotation was computed. [2018-11-28 12:38:55,551 INFO L448 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-28 12:38:55,551 INFO L444 ceAbstractionStarter]: At program point L952(line 952) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,552 INFO L448 ceAbstractionStarter]: For program point L950(lines 950 956) no Hoare annotation was computed. [2018-11-28 12:38:55,552 INFO L448 ceAbstractionStarter]: For program point L949(lines 949 959) no Hoare annotation was computed. [2018-11-28 12:38:55,552 INFO L451 ceAbstractionStarter]: At program point L947(line 947) the Hoare annotation is: true [2018-11-28 12:38:55,552 INFO L448 ceAbstractionStarter]: For program point L947-1(line 947) no Hoare annotation was computed. [2018-11-28 12:38:55,552 INFO L448 ceAbstractionStarter]: For program point L945(lines 945 962) no Hoare annotation was computed. [2018-11-28 12:38:55,552 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 937 965) the Hoare annotation is: true [2018-11-28 12:38:55,553 INFO L448 ceAbstractionStarter]: For program point L945-1(lines 937 965) no Hoare annotation was computed. [2018-11-28 12:38:55,553 INFO L451 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: true [2018-11-28 12:38:55,553 INFO L448 ceAbstractionStarter]: For program point L943-1(line 943) no Hoare annotation was computed. [2018-11-28 12:38:55,553 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 937 965) no Hoare annotation was computed. [2018-11-28 12:38:55,554 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 260 282) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,554 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 260 282) no Hoare annotation was computed. [2018-11-28 12:38:55,554 INFO L444 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,554 INFO L444 ceAbstractionStarter]: At program point L272-1(line 272) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,554 INFO L448 ceAbstractionStarter]: For program point L270(lines 270 277) no Hoare annotation was computed. [2018-11-28 12:38:55,554 INFO L448 ceAbstractionStarter]: For program point L270-1(lines 270 277) no Hoare annotation was computed. [2018-11-28 12:38:55,554 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 260 282) no Hoare annotation was computed. [2018-11-28 12:38:55,554 INFO L448 ceAbstractionStarter]: For program point L268(line 268) no Hoare annotation was computed. [2018-11-28 12:38:55,554 INFO L444 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,555 INFO L444 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,555 INFO L444 ceAbstractionStarter]: At program point L266-1(line 266) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,555 INFO L444 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,555 INFO L448 ceAbstractionStarter]: For program point L346-1(lines 327 351) no Hoare annotation was computed. [2018-11-28 12:38:55,555 INFO L444 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,555 INFO L444 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,555 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 327 351) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,556 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 343) no Hoare annotation was computed. [2018-11-28 12:38:55,556 INFO L444 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,556 INFO L448 ceAbstractionStarter]: For program point L333-1(line 333) no Hoare annotation was computed. [2018-11-28 12:38:55,556 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 327 351) no Hoare annotation was computed. [2018-11-28 12:38:55,556 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 348) no Hoare annotation was computed. [2018-11-28 12:38:55,556 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 422 430) no Hoare annotation was computed. [2018-11-28 12:38:55,556 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 422 430) the Hoare annotation is: true [2018-11-28 12:38:55,557 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 422 430) no Hoare annotation was computed. [2018-11-28 12:38:55,557 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 480) no Hoare annotation was computed. [2018-11-28 12:38:55,557 INFO L451 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: true [2018-11-28 12:38:55,557 INFO L448 ceAbstractionStarter]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2018-11-28 12:38:55,557 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2018-11-28 12:38:55,557 INFO L448 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2018-11-28 12:38:55,557 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2018-11-28 12:38:55,557 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2018-11-28 12:38:55,557 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-28 12:38:55,557 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-28 12:38:55,557 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 249 259) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,558 INFO L444 ceAbstractionStarter]: At program point L254(line 254) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,558 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 249 259) no Hoare annotation was computed. [2018-11-28 12:38:55,558 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 249 259) no Hoare annotation was computed. [2018-11-28 12:38:55,558 INFO L451 ceAbstractionStarter]: At program point L416(line 416) the Hoare annotation is: true [2018-11-28 12:38:55,558 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 411 421) the Hoare annotation is: true [2018-11-28 12:38:55,558 INFO L448 ceAbstractionStarter]: For program point L416-1(line 416) no Hoare annotation was computed. [2018-11-28 12:38:55,558 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 411 421) no Hoare annotation was computed. [2018-11-28 12:38:55,558 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 411 421) no Hoare annotation was computed. [2018-11-28 12:38:55,559 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 403 410) the Hoare annotation is: true [2018-11-28 12:38:55,559 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 403 410) no Hoare annotation was computed. [2018-11-28 12:38:55,559 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 403 410) no Hoare annotation was computed. [2018-11-28 12:38:55,559 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 353 377) no Hoare annotation was computed. [2018-11-28 12:38:55,559 INFO L444 ceAbstractionStarter]: At program point L372(line 372) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,559 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 353 377) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,559 INFO L448 ceAbstractionStarter]: For program point L372-1(lines 353 377) no Hoare annotation was computed. [2018-11-28 12:38:55,559 INFO L444 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,559 INFO L444 ceAbstractionStarter]: At program point L363(line 363) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,559 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 369) no Hoare annotation was computed. [2018-11-28 12:38:55,560 INFO L444 ceAbstractionStarter]: At program point L359(line 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,560 INFO L448 ceAbstractionStarter]: For program point L359-1(line 359) no Hoare annotation was computed. [2018-11-28 12:38:55,560 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 374) no Hoare annotation was computed. [2018-11-28 12:38:55,560 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 319 325) no Hoare annotation was computed. [2018-11-28 12:38:55,560 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 319 325) the Hoare annotation is: true [2018-11-28 12:38:55,560 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 487 550) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,560 INFO L444 ceAbstractionStarter]: At program point L543(lines 496 544) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,560 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 487 550) no Hoare annotation was computed. [2018-11-28 12:38:55,560 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 537) no Hoare annotation was computed. [2018-11-28 12:38:55,561 INFO L444 ceAbstractionStarter]: At program point L533-2(lines 527 538) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,561 INFO L448 ceAbstractionStarter]: For program point L498(lines 497 542) no Hoare annotation was computed. [2018-11-28 12:38:55,561 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 538) no Hoare annotation was computed. [2018-11-28 12:38:55,561 INFO L444 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,561 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 523) no Hoare annotation was computed. [2018-11-28 12:38:55,561 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 517 523) no Hoare annotation was computed. [2018-11-28 12:38:55,561 INFO L444 ceAbstractionStarter]: At program point L509(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,561 INFO L444 ceAbstractionStarter]: At program point L540(lines 497 542) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,561 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 513) no Hoare annotation was computed. [2018-11-28 12:38:55,562 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2018-11-28 12:38:55,562 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 503) no Hoare annotation was computed. [2018-11-28 12:38:55,562 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 487 550) no Hoare annotation was computed. [2018-11-28 12:38:55,562 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 173 181) no Hoare annotation was computed. [2018-11-28 12:38:55,562 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2018-11-28 12:38:55,562 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2018-11-28 12:38:55,562 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:38:55,562 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-28 12:38:55,562 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:38:55,562 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 164 172) the Hoare annotation is: true [2018-11-28 12:38:55,562 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 164 172) no Hoare annotation was computed. [2018-11-28 12:38:55,563 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2018-11-28 12:38:55,563 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: true [2018-11-28 12:38:55,563 INFO L448 ceAbstractionStarter]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2018-11-28 12:38:55,563 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2018-11-28 12:38:55,563 INFO L444 ceAbstractionStarter]: At program point L308(line 308) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,563 INFO L444 ceAbstractionStarter]: At program point L306(lines 306 312) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,563 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 292 318) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,563 INFO L444 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 12:38:55,563 INFO L448 ceAbstractionStarter]: For program point L299(lines 295 317) no Hoare annotation was computed. [2018-11-28 12:38:55,563 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 292 318) no Hoare annotation was computed. [2018-11-28 12:38:55,564 INFO L448 ceAbstractionStarter]: For program point L297(lines 295 317) no Hoare annotation was computed. [2018-11-28 12:38:55,564 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 292 318) no Hoare annotation was computed. [2018-11-28 12:38:55,564 INFO L451 ceAbstractionStarter]: At program point L195-2(lines 195 209) the Hoare annotation is: true [2018-11-28 12:38:55,564 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 185 214) no Hoare annotation was computed. [2018-11-28 12:38:55,564 INFO L451 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: true [2018-11-28 12:38:55,564 INFO L448 ceAbstractionStarter]: For program point L191-1(line 191) no Hoare annotation was computed. [2018-11-28 12:38:55,564 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 185 214) the Hoare annotation is: true [2018-11-28 12:38:55,564 INFO L451 ceAbstractionStarter]: At program point L210(lines 185 214) the Hoare annotation is: true [2018-11-28 12:38:55,564 INFO L448 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2018-11-28 12:38:55,564 INFO L448 ceAbstractionStarter]: For program point L199(lines 199 203) no Hoare annotation was computed. [2018-11-28 12:38:55,564 INFO L451 ceAbstractionStarter]: At program point L199-1(lines 199 203) the Hoare annotation is: true [2018-11-28 12:38:55,565 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-28 12:38:55,565 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2018-11-28 12:38:55,565 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2018-11-28 12:38:55,565 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2018-11-28 12:38:55,565 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2018-11-28 12:38:55,565 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2018-11-28 12:38:55,565 INFO L448 ceAbstractionStarter]: For program point L100-1(lines 96 107) no Hoare annotation was computed. [2018-11-28 12:38:55,565 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 240 246) no Hoare annotation was computed. [2018-11-28 12:38:55,565 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 240 246) the Hoare annotation is: true [2018-11-28 12:38:55,565 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:38:55,565 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-28 12:38:55,566 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:38:55,566 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:38:55,566 INFO L448 ceAbstractionStarter]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2018-11-28 12:38:55,566 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2018-11-28 12:38:55,566 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: true [2018-11-28 12:38:55,566 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2018-11-28 12:38:55,566 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2018-11-28 12:38:55,566 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2018-11-28 12:38:55,566 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2018-11-28 12:38:55,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:38:55 BoogieIcfgContainer [2018-11-28 12:38:55,575 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:38:55,576 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:38:55,576 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:38:55,576 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:38:55,576 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:38:54" (3/4) ... [2018-11-28 12:38:55,579 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:38:55,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:38:55,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:38:55,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:38:55,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:38:55,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:38:55,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:38:55,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:38:55,588 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:38:55,588 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:38:55,594 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-28 12:38:55,594 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:38:55,594 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:38:55,595 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:38:55,595 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:38:55,595 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:38:55,613 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(systemActive == 1) [2018-11-28 12:38:55,613 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(systemActive == 1) [2018-11-28 12:38:55,646 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_12eb7fa8-1ded-42b6-86a2-0ac1ae043787/bin-2019/uautomizer/witness.graphml [2018-11-28 12:38:55,647 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:38:55,647 INFO L168 Benchmark]: Toolchain (without parser) took 2444.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 950.6 MB in the beginning and 792.3 MB in the end (delta: 158.3 MB). Peak memory consumption was 290.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:55,648 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:38:55,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:55,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.90 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. [2018-11-28 12:38:55,649 INFO L168 Benchmark]: Boogie Preprocessor took 26.70 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:55,649 INFO L168 Benchmark]: RCFGBuilder took 491.19 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: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:55,649 INFO L168 Benchmark]: TraceAbstraction took 1484.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 803.1 MB in the end (delta: 255.7 MB). Peak memory consumption was 255.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:55,650 INFO L168 Benchmark]: Witness Printer took 70.80 ms. Allocated memory is still 1.2 GB. Free memory was 803.1 MB in the beginning and 792.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:38:55,651 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.90 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 26.70 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 491.19 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: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1484.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 803.1 MB in the end (delta: 255.7 MB). Peak memory consumption was 255.7 MB. Max. memory is 11.5 GB. * Witness Printer took 70.80 ms. Allocated memory is still 1.2 GB. Free memory was 803.1 MB in the beginning and 792.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 496]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(systemActive == 1) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(systemActive == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 145 locations, 1 error locations. SAFE Result, 1.4s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 518 SDtfs, 228 SDslu, 548 SDs, 0 SdLazy, 308 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=145occurred in iteration=0, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 231 PreInvPairs, 238 NumberOfFragments, 384 HoareAnnotationTreeSize, 231 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 60 FomulaSimplificationsInter, 386 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 256 ConstructedInterpolants, 0 QuantifiedInterpolants, 28569 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...