./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product61_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_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/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 62215579489c65348c20dcb35d4d11bc17ff5b74 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:49:33,526 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:49:33,527 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:49:33,536 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:49:33,536 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:49:33,537 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:49:33,538 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:49:33,540 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:49:33,541 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:49:33,541 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:49:33,543 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:49:33,543 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:49:33,543 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:49:33,544 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:49:33,545 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:49:33,545 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:49:33,547 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:49:33,548 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:49:33,549 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:49:33,551 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:49:33,552 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:49:33,552 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:49:33,554 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:49:33,555 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:49:33,555 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:49:33,556 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:49:33,557 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:49:33,557 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:49:33,558 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:49:33,559 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:49:33,559 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:49:33,560 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:49:33,560 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:49:33,560 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:49:33,561 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:49:33,561 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:49:33,561 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 13:49:33,572 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:49:33,572 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:49:33,572 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:49:33,572 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:49:33,573 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:49:33,573 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:49:33,573 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:49:33,573 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:49:33,573 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:49:33,574 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:49:33,574 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:49:33,574 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:49:33,575 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:49:33,575 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:49:33,575 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:49:33,575 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:49:33,575 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:49:33,575 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:49:33,575 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:49:33,576 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:49:33,576 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:49:33,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:49:33,577 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_1629c2d4-2301-4b80-989f-e7ef3e951a9b/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 -> 62215579489c65348c20dcb35d4d11bc17ff5b74 [2018-11-18 13:49:33,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:49:33,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:49:33,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:49:33,610 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:49:33,610 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:49:33,610 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product61_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:33,646 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/data/6b7ef9870/f8620b1e0d414378a6c557593178122b/FLAGf702957b6 [2018-11-18 13:49:33,993 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:49:33,993 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/sv-benchmarks/c/product-lines/minepump_spec4_product61_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:34,001 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/data/6b7ef9870/f8620b1e0d414378a6c557593178122b/FLAGf702957b6 [2018-11-18 13:49:34,009 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/data/6b7ef9870/f8620b1e0d414378a6c557593178122b [2018-11-18 13:49:34,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:49:34,012 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 13:49:34,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:49:34,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:49:34,017 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:49:34,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34, skipping insertion in model container [2018-11-18 13:49:34,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:49:34,053 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:49:34,242 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:49:34,250 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:49:34,356 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:49:34,382 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:49:34,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34 WrapperNode [2018-11-18 13:49:34,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:49:34,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:49:34,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:49:34,384 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:49:34,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (1/1) ... [2018-11-18 13:49:34,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:49:34,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:49:34,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:49:34,448 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:49:34,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/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 [2018-11-18 13:49:34,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:49:34,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:49:34,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 13:49:34,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 13:49:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 13:49:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 13:49:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 13:49:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 13:49:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 13:49:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 13:49:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 13:49:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 13:49:34,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 13:49:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 13:49:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 13:49:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 13:49:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 13:49:34,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:49:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:49:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 13:49:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 13:49:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 13:49:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 13:49:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 13:49:34,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 13:49:34,509 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 13:49:34,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 13:49:34,511 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 13:49:34,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 13:49:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 13:49:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 13:49:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 13:49:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 13:49:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:49:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:49:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:49:34,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 13:49:35,246 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:49:35,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:35 BoogieIcfgContainer [2018-11-18 13:49:35,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:49:35,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:49:35,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:49:35,250 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:49:35,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:49:34" (1/3) ... [2018-11-18 13:49:35,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@543c630b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:49:35, skipping insertion in model container [2018-11-18 13:49:35,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:34" (2/3) ... [2018-11-18 13:49:35,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@543c630b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:49:35, skipping insertion in model container [2018-11-18 13:49:35,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:35" (3/3) ... [2018-11-18 13:49:35,253 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product61_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:35,261 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:49:35,266 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:49:35,280 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:49:35,306 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:49:35,307 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:49:35,307 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:49:35,307 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:49:35,307 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:49:35,307 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:49:35,307 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:49:35,307 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:49:35,307 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:49:35,325 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2018-11-18 13:49:35,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 13:49:35,333 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:35,333 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] [2018-11-18 13:49:35,335 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:35,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:35,340 INFO L82 PathProgramCache]: Analyzing trace with hash 547160501, now seen corresponding path program 1 times [2018-11-18 13:49:35,342 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:35,342 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:35,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:35,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:35,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:35,546 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 13:49:35,548 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:35,548 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:49:35,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:49:35,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:49:35,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:49:35,562 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2018-11-18 13:49:35,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:35,590 INFO L93 Difference]: Finished difference Result 310 states and 383 transitions. [2018-11-18 13:49:35,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:49:35,591 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 13:49:35,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:35,598 INFO L225 Difference]: With dead ends: 310 [2018-11-18 13:49:35,598 INFO L226 Difference]: Without dead ends: 155 [2018-11-18 13:49:35,600 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 13:49:35,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-11-18 13:49:35,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2018-11-18 13:49:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-11-18 13:49:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 183 transitions. [2018-11-18 13:49:35,636 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 183 transitions. Word has length 46 [2018-11-18 13:49:35,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:35,637 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 183 transitions. [2018-11-18 13:49:35,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:49:35,637 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 183 transitions. [2018-11-18 13:49:35,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:49:35,639 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:35,639 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] [2018-11-18 13:49:35,639 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:35,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:35,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1496347717, now seen corresponding path program 1 times [2018-11-18 13:49:35,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:35,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:35,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:35,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:35,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:35,718 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 13:49:35,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:35,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:49:35,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:49:35,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:49:35,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:49:35,720 INFO L87 Difference]: Start difference. First operand 155 states and 183 transitions. Second operand 3 states. [2018-11-18 13:49:35,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:35,739 INFO L93 Difference]: Finished difference Result 257 states and 303 transitions. [2018-11-18 13:49:35,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:49:35,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 13:49:35,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:35,741 INFO L225 Difference]: With dead ends: 257 [2018-11-18 13:49:35,741 INFO L226 Difference]: Without dead ends: 145 [2018-11-18 13:49:35,742 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 13:49:35,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-11-18 13:49:35,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-11-18 13:49:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-11-18 13:49:35,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 170 transitions. [2018-11-18 13:49:35,752 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 170 transitions. Word has length 48 [2018-11-18 13:49:35,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:35,752 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 170 transitions. [2018-11-18 13:49:35,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:49:35,752 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2018-11-18 13:49:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 13:49:35,753 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:35,753 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] [2018-11-18 13:49:35,754 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:35,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:35,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1147466843, now seen corresponding path program 1 times [2018-11-18 13:49:35,754 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:35,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:35,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:35,755 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:35,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:35,870 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 13:49:35,870 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:35,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:49:35,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:49:35,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:49:35,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:49:35,872 INFO L87 Difference]: Start difference. First operand 145 states and 170 transitions. Second operand 7 states. [2018-11-18 13:49:36,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:36,190 INFO L93 Difference]: Finished difference Result 266 states and 317 transitions. [2018-11-18 13:49:36,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:49:36,190 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 13:49:36,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:36,192 INFO L225 Difference]: With dead ends: 266 [2018-11-18 13:49:36,192 INFO L226 Difference]: Without dead ends: 145 [2018-11-18 13:49:36,193 INFO L604 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 [2018-11-18 13:49:36,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-11-18 13:49:36,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-11-18 13:49:36,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-11-18 13:49:36,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 169 transitions. [2018-11-18 13:49:36,203 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 169 transitions. Word has length 52 [2018-11-18 13:49:36,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:36,204 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 169 transitions. [2018-11-18 13:49:36,204 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:49:36,204 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 169 transitions. [2018-11-18 13:49:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 13:49:36,205 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:36,205 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, 1, 1, 1] [2018-11-18 13:49:36,206 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:36,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:36,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1914644620, now seen corresponding path program 1 times [2018-11-18 13:49:36,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:36,207 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:36,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:36,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:36,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:36,287 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 13:49:36,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:36,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:49:36,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:49:36,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:49:36,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:49:36,290 INFO L87 Difference]: Start difference. First operand 145 states and 169 transitions. Second operand 5 states. [2018-11-18 13:49:36,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:36,639 INFO L93 Difference]: Finished difference Result 380 states and 456 transitions. [2018-11-18 13:49:36,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:49:36,640 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-18 13:49:36,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:36,641 INFO L225 Difference]: With dead ends: 380 [2018-11-18 13:49:36,641 INFO L226 Difference]: Without dead ends: 259 [2018-11-18 13:49:36,642 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:49:36,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-11-18 13:49:36,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 240. [2018-11-18 13:49:36,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-11-18 13:49:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 270 transitions. [2018-11-18 13:49:36,664 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 270 transitions. Word has length 70 [2018-11-18 13:49:36,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:36,664 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 270 transitions. [2018-11-18 13:49:36,664 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:49:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 270 transitions. [2018-11-18 13:49:36,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 13:49:36,666 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:36,666 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:36,666 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:36,666 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:36,666 INFO L82 PathProgramCache]: Analyzing trace with hash -149928760, now seen corresponding path program 1 times [2018-11-18 13:49:36,667 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:36,667 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:36,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:36,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:36,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:36,775 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 13:49:36,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:36,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 13:49:36,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 13:49:36,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 13:49:36,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:49:36,776 INFO L87 Difference]: Start difference. First operand 240 states and 270 transitions. Second operand 8 states. [2018-11-18 13:49:36,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:36,831 INFO L93 Difference]: Finished difference Result 463 states and 535 transitions. [2018-11-18 13:49:36,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:49:36,833 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2018-11-18 13:49:36,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:36,836 INFO L225 Difference]: With dead ends: 463 [2018-11-18 13:49:36,836 INFO L226 Difference]: Without dead ends: 247 [2018-11-18 13:49:36,837 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:49:36,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-11-18 13:49:36,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 244. [2018-11-18 13:49:36,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-11-18 13:49:36,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 274 transitions. [2018-11-18 13:49:36,852 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 274 transitions. Word has length 84 [2018-11-18 13:49:36,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:36,852 INFO L480 AbstractCegarLoop]: Abstraction has 244 states and 274 transitions. [2018-11-18 13:49:36,853 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 13:49:36,853 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 274 transitions. [2018-11-18 13:49:36,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 13:49:36,853 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:36,854 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:36,854 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:36,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:36,854 INFO L82 PathProgramCache]: Analyzing trace with hash -851528634, now seen corresponding path program 1 times [2018-11-18 13:49:36,854 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:36,854 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:36,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:36,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:36,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:36,940 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 13:49:36,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:36,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 13:49:36,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 13:49:36,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 13:49:36,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:49:36,941 INFO L87 Difference]: Start difference. First operand 244 states and 274 transitions. Second operand 10 states. [2018-11-18 13:49:37,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:37,341 INFO L93 Difference]: Finished difference Result 787 states and 953 transitions. [2018-11-18 13:49:37,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 13:49:37,342 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 84 [2018-11-18 13:49:37,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:37,345 INFO L225 Difference]: With dead ends: 787 [2018-11-18 13:49:37,345 INFO L226 Difference]: Without dead ends: 567 [2018-11-18 13:49:37,346 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:49:37,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2018-11-18 13:49:37,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 557. [2018-11-18 13:49:37,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2018-11-18 13:49:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 644 transitions. [2018-11-18 13:49:37,374 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 644 transitions. Word has length 84 [2018-11-18 13:49:37,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:37,374 INFO L480 AbstractCegarLoop]: Abstraction has 557 states and 644 transitions. [2018-11-18 13:49:37,374 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 13:49:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 644 transitions. [2018-11-18 13:49:37,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 13:49:37,377 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:37,377 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 13:49:37,377 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:37,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:37,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1403048986, now seen corresponding path program 1 times [2018-11-18 13:49:37,378 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:37,378 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:37,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:37,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:37,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 13:49:37,454 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:49:37,454 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:49:37,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:37,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:49:37,691 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:49:37,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:49:37,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-11-18 13:49:37,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 13:49:37,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 13:49:37,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-11-18 13:49:37,719 INFO L87 Difference]: Start difference. First operand 557 states and 644 transitions. Second operand 12 states. [2018-11-18 13:49:39,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:39,112 INFO L93 Difference]: Finished difference Result 1369 states and 1810 transitions. [2018-11-18 13:49:39,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 13:49:39,112 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 164 [2018-11-18 13:49:39,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:39,116 INFO L225 Difference]: With dead ends: 1369 [2018-11-18 13:49:39,116 INFO L226 Difference]: Without dead ends: 836 [2018-11-18 13:49:39,118 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=162, Invalid=650, Unknown=0, NotChecked=0, Total=812 [2018-11-18 13:49:39,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2018-11-18 13:49:39,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 760. [2018-11-18 13:49:39,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 760 states. [2018-11-18 13:49:39,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 911 transitions. [2018-11-18 13:49:39,164 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 911 transitions. Word has length 164 [2018-11-18 13:49:39,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:39,165 INFO L480 AbstractCegarLoop]: Abstraction has 760 states and 911 transitions. [2018-11-18 13:49:39,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 13:49:39,165 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 911 transitions. [2018-11-18 13:49:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 13:49:39,167 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:39,167 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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 13:49:39,167 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:39,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:39,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1725918236, now seen corresponding path program 1 times [2018-11-18 13:49:39,168 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:39,168 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:39,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:39,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:39,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 13:49:39,307 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:39,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 13:49:39,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:49:39,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:49:39,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:49:39,310 INFO L87 Difference]: Start difference. First operand 760 states and 911 transitions. Second operand 9 states. [2018-11-18 13:49:39,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:39,843 INFO L93 Difference]: Finished difference Result 2036 states and 2500 transitions. [2018-11-18 13:49:39,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 13:49:39,843 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 152 [2018-11-18 13:49:39,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:39,849 INFO L225 Difference]: With dead ends: 2036 [2018-11-18 13:49:39,849 INFO L226 Difference]: Without dead ends: 1300 [2018-11-18 13:49:39,852 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:49:39,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1300 states. [2018-11-18 13:49:39,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1300 to 1297. [2018-11-18 13:49:39,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1297 states. [2018-11-18 13:49:39,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1297 states and 1541 transitions. [2018-11-18 13:49:39,915 INFO L78 Accepts]: Start accepts. Automaton has 1297 states and 1541 transitions. Word has length 152 [2018-11-18 13:49:39,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:39,916 INFO L480 AbstractCegarLoop]: Abstraction has 1297 states and 1541 transitions. [2018-11-18 13:49:39,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:49:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1541 transitions. [2018-11-18 13:49:39,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:49:39,918 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:39,918 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 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 13:49:39,918 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:39,918 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:39,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1488531648, now seen corresponding path program 1 times [2018-11-18 13:49:39,918 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:39,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:39,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:39,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:39,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:40,053 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 13:49:40,053 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:49:40,053 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:49:40,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:40,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:49:40,461 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 13:49:40,486 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:49:40,487 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 13:49:40,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 13:49:40,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 13:49:40,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:49:40,488 INFO L87 Difference]: Start difference. First operand 1297 states and 1541 transitions. Second operand 19 states. [2018-11-18 13:49:41,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:41,300 INFO L93 Difference]: Finished difference Result 2402 states and 2900 transitions. [2018-11-18 13:49:41,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 13:49:41,300 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 156 [2018-11-18 13:49:41,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:41,305 INFO L225 Difference]: With dead ends: 2402 [2018-11-18 13:49:41,305 INFO L226 Difference]: Without dead ends: 1259 [2018-11-18 13:49:41,308 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 151 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 13:49:41,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1259 states. [2018-11-18 13:49:41,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1259 to 1256. [2018-11-18 13:49:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1256 states. [2018-11-18 13:49:41,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1485 transitions. [2018-11-18 13:49:41,368 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1485 transitions. Word has length 156 [2018-11-18 13:49:41,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:41,369 INFO L480 AbstractCegarLoop]: Abstraction has 1256 states and 1485 transitions. [2018-11-18 13:49:41,369 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 13:49:41,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1485 transitions. [2018-11-18 13:49:41,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 13:49:41,371 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:41,371 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 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 13:49:41,371 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:41,371 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:41,371 INFO L82 PathProgramCache]: Analyzing trace with hash 731485632, now seen corresponding path program 2 times [2018-11-18 13:49:41,371 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:41,371 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:41,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:41,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:41,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:41,435 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:49:41,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:41,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:49:41,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:49:41,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:49:41,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:49:41,437 INFO L87 Difference]: Start difference. First operand 1256 states and 1485 transitions. Second operand 6 states. [2018-11-18 13:49:41,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:41,626 INFO L93 Difference]: Finished difference Result 1281 states and 1514 transitions. [2018-11-18 13:49:41,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:49:41,626 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2018-11-18 13:49:41,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:41,631 INFO L225 Difference]: With dead ends: 1281 [2018-11-18 13:49:41,631 INFO L226 Difference]: Without dead ends: 1278 [2018-11-18 13:49:41,632 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 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 13:49:41,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1278 states. [2018-11-18 13:49:41,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1278 to 1256. [2018-11-18 13:49:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1256 states. [2018-11-18 13:49:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1477 transitions. [2018-11-18 13:49:41,689 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1477 transitions. Word has length 156 [2018-11-18 13:49:41,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:41,690 INFO L480 AbstractCegarLoop]: Abstraction has 1256 states and 1477 transitions. [2018-11-18 13:49:41,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:49:41,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1477 transitions. [2018-11-18 13:49:41,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 13:49:41,692 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:41,692 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:49:41,692 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:41,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:41,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1551941111, now seen corresponding path program 1 times [2018-11-18 13:49:41,693 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:41,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:41,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:41,693 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:49:41,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:41,824 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 13:49:41,824 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:49:41,824 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:49:41,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:41,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:49:41,992 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:49:42,018 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:49:42,018 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-11-18 13:49:42,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 13:49:42,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 13:49:42,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-18 13:49:42,019 INFO L87 Difference]: Start difference. First operand 1256 states and 1477 transitions. Second operand 14 states. [2018-11-18 13:49:43,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:43,439 INFO L93 Difference]: Finished difference Result 2495 states and 3067 transitions. [2018-11-18 13:49:43,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 13:49:43,439 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 174 [2018-11-18 13:49:43,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:43,444 INFO L225 Difference]: With dead ends: 2495 [2018-11-18 13:49:43,444 INFO L226 Difference]: Without dead ends: 1393 [2018-11-18 13:49:43,446 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 177 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=173, Invalid=529, Unknown=0, NotChecked=0, Total=702 [2018-11-18 13:49:43,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1393 states. [2018-11-18 13:49:43,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1393 to 1226. [2018-11-18 13:49:43,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1226 states. [2018-11-18 13:49:43,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1226 states and 1441 transitions. [2018-11-18 13:49:43,487 INFO L78 Accepts]: Start accepts. Automaton has 1226 states and 1441 transitions. Word has length 174 [2018-11-18 13:49:43,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:43,488 INFO L480 AbstractCegarLoop]: Abstraction has 1226 states and 1441 transitions. [2018-11-18 13:49:43,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 13:49:43,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1441 transitions. [2018-11-18 13:49:43,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 13:49:43,491 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:43,491 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 13:49:43,492 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:43,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:43,492 INFO L82 PathProgramCache]: Analyzing trace with hash -7736222, now seen corresponding path program 2 times [2018-11-18 13:49:43,492 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:43,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:43,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:43,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:43,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:43,582 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 47 proven. 14 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 13:49:43,582 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:49:43,582 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:49:43,589 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-18 13:49:43,714 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 13:49:43,714 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 13:49:43,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:49:43,825 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 13:49:43,841 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:49:43,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [8] total 14 [2018-11-18 13:49:43,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 13:49:43,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 13:49:43,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-18 13:49:43,843 INFO L87 Difference]: Start difference. First operand 1226 states and 1441 transitions. Second operand 14 states. [2018-11-18 13:49:45,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:45,070 INFO L93 Difference]: Finished difference Result 3086 states and 3719 transitions. [2018-11-18 13:49:45,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 13:49:45,071 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 244 [2018-11-18 13:49:45,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:45,076 INFO L225 Difference]: With dead ends: 3086 [2018-11-18 13:49:45,077 INFO L226 Difference]: Without dead ends: 2010 [2018-11-18 13:49:45,080 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2018-11-18 13:49:45,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2010 states. [2018-11-18 13:49:45,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2010 to 1841. [2018-11-18 13:49:45,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1841 states. [2018-11-18 13:49:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1841 states and 2109 transitions. [2018-11-18 13:49:45,170 INFO L78 Accepts]: Start accepts. Automaton has 1841 states and 2109 transitions. Word has length 244 [2018-11-18 13:49:45,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:45,171 INFO L480 AbstractCegarLoop]: Abstraction has 1841 states and 2109 transitions. [2018-11-18 13:49:45,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 13:49:45,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2109 transitions. [2018-11-18 13:49:45,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 13:49:45,175 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:49:45,175 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2018-11-18 13:49:45,175 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:49:45,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:45,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1381557792, now seen corresponding path program 1 times [2018-11-18 13:49:45,176 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:45,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:45,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:45,177 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:49:45,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:45,312 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 13:49:45,312 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:49:45,312 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:49:45,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:45,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:49:45,489 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 13:49:45,506 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:49:45,506 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 13:49:45,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 13:49:45,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 13:49:45,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:49:45,506 INFO L87 Difference]: Start difference. First operand 1841 states and 2109 transitions. Second operand 13 states. [2018-11-18 13:49:45,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:45,560 INFO L93 Difference]: Finished difference Result 2526 states and 2886 transitions. [2018-11-18 13:49:45,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 13:49:45,563 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 244 [2018-11-18 13:49:45,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:49:45,563 INFO L225 Difference]: With dead ends: 2526 [2018-11-18 13:49:45,564 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:49:45,567 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 13:49:45,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:49:45,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:49:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:49:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:49:45,568 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 244 [2018-11-18 13:49:45,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:49:45,568 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:49:45,568 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 13:49:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:49:45,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:49:45,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:49:45,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:45,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:46,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:46,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:46,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:46,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:46,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:49:47,126 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 36 [2018-11-18 13:49:48,324 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 41 [2018-11-18 13:49:48,415 INFO L425 ceAbstractionStarter]: For program point L635(lines 612 636) no Hoare annotation was computed. [2018-11-18 13:49:48,415 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 588 643) no Hoare annotation was computed. [2018-11-18 13:49:48,415 INFO L425 ceAbstractionStarter]: For program point L619(lines 619 623) no Hoare annotation was computed. [2018-11-18 13:49:48,415 INFO L425 ceAbstractionStarter]: For program point L619-1(lines 619 623) no Hoare annotation was computed. [2018-11-18 13:49:48,415 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 588 643) no Hoare annotation was computed. [2018-11-18 13:49:48,415 INFO L425 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2018-11-18 13:49:48,415 INFO L425 ceAbstractionStarter]: For program point L613-1(lines 613 634) no Hoare annotation was computed. [2018-11-18 13:49:48,415 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 588 643) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L613-3(lines 613 634) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L671(line 671) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L696(lines 669 697) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 644 703) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 644 703) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L676(lines 676 680) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L676-1(lines 676 680) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L670-1(lines 670 695) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L670-3(lines 670 695) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 644 703) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L689(line 689) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L425 ceAbstractionStarter]: For program point L689-1(line 689) no Hoare annotation was computed. [2018-11-18 13:49:48,416 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-11-18 13:49:48,417 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-11-18 13:49:48,417 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 510 534) the Hoare annotation is: true [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 510 534) no Hoare annotation was computed. [2018-11-18 13:49:48,417 INFO L421 ceAbstractionStarter]: At program point L524(line 524) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (< ~waterLevel~0 2) .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 528) no Hoare annotation was computed. [2018-11-18 13:49:48,417 INFO L421 ceAbstractionStarter]: At program point L520(line 520) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (< ~waterLevel~0 2) .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point L520-1(line 520) no Hoare annotation was computed. [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 531) no Hoare annotation was computed. [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point L518-1(lines 510 534) no Hoare annotation was computed. [2018-11-18 13:49:48,417 INFO L428 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: true [2018-11-18 13:49:48,417 INFO L425 ceAbstractionStarter]: For program point L516-1(line 516) no Hoare annotation was computed. [2018-11-18 13:49:48,418 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 974 996) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,418 INFO L421 ceAbstractionStarter]: At program point L986(line 986) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~11 ~systemActive~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,418 INFO L421 ceAbstractionStarter]: At program point L986-1(line 986) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~11 ~systemActive~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,418 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 974 996) no Hoare annotation was computed. [2018-11-18 13:49:48,418 INFO L425 ceAbstractionStarter]: For program point L984(lines 984 991) no Hoare annotation was computed. [2018-11-18 13:49:48,418 INFO L425 ceAbstractionStarter]: For program point L984-1(lines 984 991) no Hoare annotation was computed. [2018-11-18 13:49:48,418 INFO L425 ceAbstractionStarter]: For program point L982(line 982) no Hoare annotation was computed. [2018-11-18 13:49:48,418 INFO L421 ceAbstractionStarter]: At program point L981(line 981) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,418 INFO L421 ceAbstractionStarter]: At program point L980(line 980) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,418 INFO L421 ceAbstractionStarter]: At program point L980-1(line 980) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,418 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 974 996) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 933 956) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 933 956) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 933 956) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L951(line 951) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L950(line 950) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L949(line 949) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L948(line 948) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L947(line 947) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L946(line 946) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L944(line 944) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L943(line 943) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L940(line 940) no Hoare annotation was computed. [2018-11-18 13:49:48,419 INFO L425 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2018-11-18 13:49:48,420 INFO L425 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2018-11-18 13:49:48,420 INFO L421 ceAbstractionStarter]: At program point L178(line 178) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (= |old(~pumpRunning~0)| 0) .cse2 .cse3))) [2018-11-18 13:49:48,420 INFO L425 ceAbstractionStarter]: For program point L178-1(lines 159 183) no Hoare annotation was computed. [2018-11-18 13:49:48,420 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 159 183) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 13:49:48,420 INFO L421 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 13:49:48,420 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 159 183) no Hoare annotation was computed. [2018-11-18 13:49:48,420 INFO L421 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment__wrappee__methaneQuery_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse0 .cse1))) [2018-11-18 13:49:48,420 INFO L425 ceAbstractionStarter]: For program point L167(lines 167 175) no Hoare annotation was computed. [2018-11-18 13:49:48,420 INFO L421 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 13:49:48,420 INFO L425 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-11-18 13:49:48,420 INFO L425 ceAbstractionStarter]: For program point L163(lines 163 180) no Hoare annotation was computed. [2018-11-18 13:49:48,420 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 254 262) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 254 262) the Hoare annotation is: true [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 254 262) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 318 336) the Hoare annotation is: true [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 331) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 318 336) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L428 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: true [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point L327-2(lines 327 331) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point L325-1(line 325) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 318 336) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point L282(lines 282 290) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point L282-2(lines 282 290) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 263 298) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point L270(lines 270 278) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point L270-2(lines 270 278) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 263 298) no Hoare annotation was computed. [2018-11-18 13:49:48,421 INFO L425 ceAbstractionStarter]: For program point L293(line 293) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point L293-1(line 293) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 263 298) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 542 587) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 542 587) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 542 587) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 855 900) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point L875(lines 875 882) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 855 900) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 855 900) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 889) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point L869-1(lines 869 889) no Hoare annotation was computed. [2018-11-18 13:49:48,422 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 964 973) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,422 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 964 973) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 964 973) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 243 253) the Hoare annotation is: true [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 243 253) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L428 ceAbstractionStarter]: At program point L248(line 248) the Hoare annotation is: true [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 243 253) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 235 242) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (= |old(~pumpRunning~0)| 0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 235 242) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 235 242) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 496) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 486 499) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 486 499) the Hoare annotation is: true [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 486 499) no Hoare annotation was computed. [2018-11-18 13:49:48,423 INFO L425 ceAbstractionStarter]: For program point L193(lines 193 201) no Hoare annotation was computed. [2018-11-18 13:49:48,424 INFO L421 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse4 .cse1 .cse2) (or .cse5 .cse0 .cse1 .cse2))) [2018-11-18 13:49:48,424 INFO L425 ceAbstractionStarter]: For program point L191-1(line 191) no Hoare annotation was computed. [2018-11-18 13:49:48,424 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 206) no Hoare annotation was computed. [2018-11-18 13:49:48,424 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 185 209) no Hoare annotation was computed. [2018-11-18 13:49:48,424 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 185 209) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 13:49:48,424 INFO L421 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| 0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3 .cse5) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 .cse4 .cse1 .cse3))) [2018-11-18 13:49:48,424 INFO L425 ceAbstractionStarter]: For program point L204-1(lines 185 209) no Hoare annotation was computed. [2018-11-18 13:49:48,424 INFO L421 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-18 13:49:48,424 INFO L421 ceAbstractionStarter]: At program point L195(line 195) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse2 .cse0 .cse1 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse2 (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 13:49:48,424 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 125 131) no Hoare annotation was computed. [2018-11-18 13:49:48,424 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 125 131) the Hoare annotation is: true [2018-11-18 13:49:48,424 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 357) no Hoare annotation was computed. [2018-11-18 13:49:48,425 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 341 404) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,425 INFO L425 ceAbstractionStarter]: For program point L351-1(lines 351 396) no Hoare annotation was computed. [2018-11-18 13:49:48,425 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 341 404) no Hoare annotation was computed. [2018-11-18 13:49:48,425 INFO L421 ceAbstractionStarter]: At program point L397(lines 350 398) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:49:48,425 INFO L425 ceAbstractionStarter]: For program point L387(lines 387 391) no Hoare annotation was computed. [2018-11-18 13:49:48,425 INFO L421 ceAbstractionStarter]: At program point L387-2(lines 381 392) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 .cse2) (and .cse0 .cse4 .cse5 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse5 .cse3 .cse2))) [2018-11-18 13:49:48,425 INFO L425 ceAbstractionStarter]: For program point L352(lines 351 396) no Hoare annotation was computed. [2018-11-18 13:49:48,425 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 392) no Hoare annotation was computed. [2018-11-18 13:49:48,425 INFO L421 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1))) [2018-11-18 13:49:48,425 INFO L425 ceAbstractionStarter]: For program point L371(lines 371 377) no Hoare annotation was computed. [2018-11-18 13:49:48,425 INFO L425 ceAbstractionStarter]: For program point L371-1(lines 371 377) no Hoare annotation was computed. [2018-11-18 13:49:48,425 INFO L421 ceAbstractionStarter]: At program point L363(line 363) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1))) [2018-11-18 13:49:48,426 INFO L421 ceAbstractionStarter]: At program point L394(lines 351 396) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1))) [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 367) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point L361-1(lines 361 367) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 341 404) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point L829(lines 829 836) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 809 854) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point L823(lines 823 843) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point L823-1(lines 823 843) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 809 854) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 809 854) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 210 217) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 210 217) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 210 217) no Hoare annotation was computed. [2018-11-18 13:49:48,426 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 500 508) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 500 508) the Hoare annotation is: true [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 500 508) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point L462(lines 462 470) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point L462-2(lines 462 470) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 454 476) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 454 476) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 454 476) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 751) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 706 808) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 802) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point L756(lines 755 775) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point L787(line 787) no Hoare annotation was computed. [2018-11-18 13:49:48,427 INFO L425 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 793) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 706 808) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L771(line 771) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L771-1(line 771) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 734) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L794(lines 794 805) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 761) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L755-1(lines 755 775) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 706 808) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L755-3(lines 755 775) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L776(lines 754 777) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:49:48,428 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 231) no Hoare annotation was computed. [2018-11-18 13:49:48,429 INFO L421 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-11-18 13:49:48,429 INFO L425 ceAbstractionStarter]: For program point L223-1(line 223) no Hoare annotation was computed. [2018-11-18 13:49:48,429 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 218 234) no Hoare annotation was computed. [2018-11-18 13:49:48,429 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 218 234) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-11-18 13:49:48,429 INFO L421 ceAbstractionStarter]: At program point L229(line 229) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 13:49:48,429 INFO L425 ceAbstractionStarter]: For program point L229-1(lines 218 234) no Hoare annotation was computed. [2018-11-18 13:49:48,429 INFO L425 ceAbstractionStarter]: For program point L306-1(line 306) no Hoare annotation was computed. [2018-11-18 13:49:48,429 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 299 317) no Hoare annotation was computed. [2018-11-18 13:49:48,429 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 299 317) the Hoare annotation is: true [2018-11-18 13:49:48,429 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 299 317) no Hoare annotation was computed. [2018-11-18 13:49:48,429 INFO L425 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2018-11-18 13:49:48,429 INFO L428 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: true [2018-11-18 13:49:48,429 INFO L425 ceAbstractionStarter]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 477 485) the Hoare annotation is: true [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 477 485) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 477 485) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 433 444) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (or (< ~waterLevel~0 2) .cse2)) (or .cse0 .cse3 .cse4 .cse2 .cse1) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse2))) [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 433 444) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point L437-1(lines 433 444) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 445 453) the Hoare annotation is: true [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 445 453) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 445 453) no Hoare annotation was computed. [2018-11-18 13:49:48,430 INFO L421 ceAbstractionStarter]: At program point L114(line 114) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1))) (.cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse10)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< |old(~waterLevel~0)| 1)) (.cse6 (and (= 0 ~pumpRunning~0) .cse10)) (.cse5 (let ((.cse9 (+ ~waterLevel~0 1))) (and (<= .cse9 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| .cse9) .cse10))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse7 (or (< |old(~waterLevel~0)| 2) .cse4))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7) (or .cse2 .cse1 .cse3 .cse4 .cse8) (or .cse6 .cse5 .cse8 .cse7)))) [2018-11-18 13:49:48,431 INFO L421 ceAbstractionStarter]: At program point L112(lines 112 118) the Hoare annotation is: (let ((.cse12 (= ~systemActive~0 1))) (let ((.cse10 (= 0 ~pumpRunning~0)) (.cse7 (not .cse12)) (.cse8 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< |old(~waterLevel~0)| 1)) (.cse1 (and (<= 2 ~waterLevel~0) .cse8 .cse12)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (or (< |old(~waterLevel~0)| 2) .cse7)) (.cse0 (let ((.cse11 (+ ~waterLevel~0 1))) (and (<= .cse11 |old(~waterLevel~0)|) .cse10 (<= |old(~waterLevel~0)| .cse11))))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 (and .cse8 .cse9)) (or .cse5 (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) .cse9) .cse6 .cse7 .cse1 .cse2) (or .cse4 (and .cse10 .cse9) .cse3 .cse0))))) [2018-11-18 13:49:48,431 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 101 124) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< |old(~waterLevel~0)| 1)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (or (< |old(~waterLevel~0)| 2) .cse4))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse2 .cse0 .cse6) (or .cse2 .cse5 .cse6)))) [2018-11-18 13:49:48,431 INFO L421 ceAbstractionStarter]: At program point L107(line 107) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< |old(~waterLevel~0)| 1)) (.cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (or (< |old(~waterLevel~0)| 2) .cse5))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse5) (or .cse3 .cse4 .cse5 .cse6) (or .cse1 .cse6 .cse2)))) [2018-11-18 13:49:48,431 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 101 124) no Hoare annotation was computed. [2018-11-18 13:49:48,431 INFO L425 ceAbstractionStarter]: For program point L105(lines 104 123) no Hoare annotation was computed. [2018-11-18 13:49:48,431 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 101 124) no Hoare annotation was computed. [2018-11-18 13:49:48,431 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 903 932) no Hoare annotation was computed. [2018-11-18 13:49:48,431 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 921) no Hoare annotation was computed. [2018-11-18 13:49:48,431 INFO L428 ceAbstractionStarter]: At program point L917-1(lines 917 921) the Hoare annotation is: true [2018-11-18 13:49:48,431 INFO L425 ceAbstractionStarter]: For program point L913-1(lines 913 927) no Hoare annotation was computed. [2018-11-18 13:49:48,431 INFO L428 ceAbstractionStarter]: At program point L913-3(lines 913 927) the Hoare annotation is: true [2018-11-18 13:49:48,431 INFO L428 ceAbstractionStarter]: At program point L909(line 909) the Hoare annotation is: true [2018-11-18 13:49:48,431 INFO L425 ceAbstractionStarter]: For program point L909-1(line 909) no Hoare annotation was computed. [2018-11-18 13:49:48,432 INFO L428 ceAbstractionStarter]: At program point L928(lines 903 932) the Hoare annotation is: true [2018-11-18 13:49:48,432 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 903 932) the Hoare annotation is: true [2018-11-18 13:49:48,432 INFO L425 ceAbstractionStarter]: For program point L924(line 924) no Hoare annotation was computed. [2018-11-18 13:49:48,432 INFO L425 ceAbstractionStarter]: For program point L914(line 914) no Hoare annotation was computed. [2018-11-18 13:49:48,432 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 409 420) the Hoare annotation is: (let ((.cse1 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)))) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse0))) [2018-11-18 13:49:48,432 INFO L425 ceAbstractionStarter]: For program point L413-1(lines 409 420) no Hoare annotation was computed. [2018-11-18 13:49:48,432 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 409 420) no Hoare annotation was computed. [2018-11-18 13:49:48,432 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 957 963) no Hoare annotation was computed. [2018-11-18 13:49:48,432 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 957 963) the Hoare annotation is: true [2018-11-18 13:49:48,432 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:49:48,432 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2)) [2018-11-18 13:49:48,432 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:49:48,432 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:49:48,432 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 133 157) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 13:49:48,433 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 133 157) no Hoare annotation was computed. [2018-11-18 13:49:48,433 INFO L421 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 13:49:48,433 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 133 157) no Hoare annotation was computed. [2018-11-18 13:49:48,433 INFO L421 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-18 13:49:48,433 INFO L421 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 1)) (.cse0 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse0 .cse3))) [2018-11-18 13:49:48,433 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-11-18 13:49:48,433 INFO L421 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 13:49:48,433 INFO L425 ceAbstractionStarter]: For program point L139-1(line 139) no Hoare annotation was computed. [2018-11-18 13:49:48,433 INFO L425 ceAbstractionStarter]: For program point L137(lines 137 154) no Hoare annotation was computed. [2018-11-18 13:49:48,433 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 421 432) no Hoare annotation was computed. [2018-11-18 13:49:48,433 INFO L425 ceAbstractionStarter]: For program point L425-1(lines 421 432) no Hoare annotation was computed. [2018-11-18 13:49:48,433 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 421 432) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< |old(~waterLevel~0)| 2)) (.cse7 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (<= 2 |old(~waterLevel~0)|)) (.cse2 (< |old(~waterLevel~0)| 1)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (not (= 0 ~pumpRunning~0)) .cse5))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4) (or .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse6 .cse7 .cse3) (or .cse4 (or .cse1 .cse2 .cse8 .cse3))))) [2018-11-18 13:49:48,434 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-18 13:49:48,434 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-18 13:49:48,434 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-18 13:49:48,434 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-18 13:49:48,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:49:48 BoogieIcfgContainer [2018-11-18 13:49:48,444 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:49:48,444 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:49:48,444 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:49:48,444 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:49:48,445 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:35" (3/4) ... [2018-11-18 13:49:48,447 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 13:49:48,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 13:49:48,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 13:49:48,456 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 13:49:48,457 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 13:49:48,457 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 13:49:48,457 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 13:49:48,457 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 13:49:48,464 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 13:49:48,464 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 13:49:48,465 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 13:49:48,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(systemActive == 1) || !(0 == \old(pumpRunning))) || ((0 == methaneLevelCritical && 2 <= waterLevel) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) [2018-11-18 13:49:48,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 13:49:48,533 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1629c2d4-2301-4b80-989f-e7ef3e951a9b/bin-2019/uautomizer/witness.graphml [2018-11-18 13:49:48,533 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:49:48,534 INFO L168 Benchmark]: Toolchain (without parser) took 14521.82 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 547.9 MB). Free memory was 957.5 MB in the beginning and 1.2 GB in the end (delta: -254.7 MB). Peak memory consumption was 293.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:48,534 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:49:48,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -186.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:48,534 INFO L168 Benchmark]: Boogie Preprocessor took 64.51 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:48,535 INFO L168 Benchmark]: RCFGBuilder took 798.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.7 MB). Peak memory consumption was 92.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:48,535 INFO L168 Benchmark]: TraceAbstraction took 13196.26 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 391.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -186.3 MB). Peak memory consumption was 623.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:48,535 INFO L168 Benchmark]: Witness Printer took 89.03 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:48,536 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -186.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.51 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 798.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.7 MB). Peak memory consumption was 92.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13196.26 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 391.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -186.3 MB). Peak memory consumption was 623.4 MB. Max. memory is 11.5 GB. * Witness Printer took 89.03 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 351]: Loop Invariant Derived loop invariant: (((((!(systemActive == 1) || !(0 == \old(pumpRunning))) || ((0 == methaneLevelCritical && 2 <= waterLevel) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0) - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 257 locations, 1 error locations. SAFE Result, 13.1s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 6.8s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2652 SDtfs, 3069 SDslu, 10340 SDs, 0 SdLazy, 8413 SolverSat, 1378 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1201 GetRequests, 1017 SyntacticMatches, 3 SemanticMatches, 181 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1841occurred in iteration=12, 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: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 472 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 3670 PreInvPairs, 3769 NumberOfFragments, 2140 HoareAnnotationTreeSize, 3670 FomulaSimplifications, 7691 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 69 FomulaSimplificationsInter, 17943 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 2656 NumberOfCodeBlocks, 2656 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 2638 ConstructedInterpolants, 0 QuantifiedInterpolants, 691194 SizeOfPredicates, 18 NumberOfNonLiveVariables, 4335 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 18 InterpolantComputations, 12 PerfectInterpolantSequences, 857/928 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...