./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:21:57,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:21:57,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:21:57,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:21:57,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:21:57,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:21:57,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:21:57,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:21:57,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:21:57,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:21:57,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:21:57,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:21:57,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:21:57,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:21:57,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:21:57,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:21:57,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:21:57,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:21:57,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:21:57,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:21:57,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:21:57,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:21:57,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:21:57,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:21:57,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:21:57,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:21:57,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:21:57,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:21:57,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:21:57,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:21:57,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:21:57,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:21:57,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:21:57,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:21:57,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:21:57,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:21:57,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:21:57,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:21:57,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:21:57,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:21:57,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:21:57,513 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:21:57,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:21:57,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:21:57,524 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:21:57,525 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:21:57,525 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:21:57,525 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:21:57,525 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:21:57,525 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:21:57,526 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:21:57,526 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:21:57,526 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:21:57,526 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:21:57,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:21:57,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:21:57,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:21:57,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:21:57,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:21:57,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:21:57,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:21:57,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:21:57,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:21:57,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:21:57,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:21:57,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:21:57,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:21:57,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:21:57,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:21:57,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:57,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:21:57,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:21:57,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:21:57,530 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:21:57,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:21:57,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:21:57,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:21:57,531 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 [2019-10-22 11:21:57,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:21:57,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:21:57,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:21:57,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:21:57,574 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:21:57,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2019-10-22 11:21:57,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/data/1f313164b/17ee6a970aeb4c9aaa51802f141892e3/FLAG4987c17b2 [2019-10-22 11:21:58,047 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:21:58,048 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2019-10-22 11:21:58,064 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/data/1f313164b/17ee6a970aeb4c9aaa51802f141892e3/FLAG4987c17b2 [2019-10-22 11:21:58,432 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/data/1f313164b/17ee6a970aeb4c9aaa51802f141892e3 [2019-10-22 11:21:58,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:21:58,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:21:58,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:58,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:21:58,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:21:58,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:58,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f6e7c65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58, skipping insertion in model container [2019-10-22 11:21:58,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:58,451 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:21:58,493 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:21:58,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:58,865 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:21:58,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:58,973 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:21:58,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58 WrapperNode [2019-10-22 11:21:58,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:58,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:58,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:21:58,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:21:58,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:58,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:59,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:59,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:21:59,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:21:59,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:21:59,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:59,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:59,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:59,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:59,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:59,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:59,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... [2019-10-22 11:21:59,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:21:59,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:21:59,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:21:59,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:21:59,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:59,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:21:59,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:21:59,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:21:59,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:21:59,828 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:21:59,828 INFO L284 CfgBuilder]: Removed 194 assume(true) statements. [2019-10-22 11:21:59,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:59 BoogieIcfgContainer [2019-10-22 11:21:59,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:21:59,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:21:59,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:21:59,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:21:59,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:21:58" (1/3) ... [2019-10-22 11:21:59,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbb51f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:59, skipping insertion in model container [2019-10-22 11:21:59,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:58" (2/3) ... [2019-10-22 11:21:59,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbb51f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:59, skipping insertion in model container [2019-10-22 11:21:59,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:59" (3/3) ... [2019-10-22 11:21:59,837 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46.cil.c [2019-10-22 11:21:59,845 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:21:59,852 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:21:59,862 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:21:59,895 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:21:59,895 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:21:59,896 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:21:59,896 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:21:59,896 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:21:59,896 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:21:59,896 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:21:59,896 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:21:59,915 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2019-10-22 11:21:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 11:21:59,922 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:59,923 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:59,924 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:59,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:59,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1027746333, now seen corresponding path program 1 times [2019-10-22 11:21:59,938 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:59,938 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137435944] [2019-10-22 11:21:59,938 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:59,939 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:59,939 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:00,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:00,116 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137435944] [2019-10-22 11:22:00,117 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:00,117 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:22:00,118 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263470838] [2019-10-22 11:22:00,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:22:00,122 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:00,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:22:00,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:22:00,136 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2019-10-22 11:22:00,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:00,163 INFO L93 Difference]: Finished difference Result 252 states and 377 transitions. [2019-10-22 11:22:00,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:22:00,164 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 11:22:00,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:00,174 INFO L225 Difference]: With dead ends: 252 [2019-10-22 11:22:00,175 INFO L226 Difference]: Without dead ends: 125 [2019-10-22 11:22:00,178 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:22:00,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-10-22 11:22:00,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-10-22 11:22:00,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-10-22 11:22:00,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 180 transitions. [2019-10-22 11:22:00,213 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 180 transitions. Word has length 16 [2019-10-22 11:22:00,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:00,214 INFO L462 AbstractCegarLoop]: Abstraction has 125 states and 180 transitions. [2019-10-22 11:22:00,214 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:22:00,214 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2019-10-22 11:22:00,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 11:22:00,215 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:00,215 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:00,215 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:00,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:00,216 INFO L82 PathProgramCache]: Analyzing trace with hash -2074503230, now seen corresponding path program 1 times [2019-10-22 11:22:00,216 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:00,216 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140961763] [2019-10-22 11:22:00,216 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,216 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,216 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:00,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:00,297 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140961763] [2019-10-22 11:22:00,297 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:00,297 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:22:00,297 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275376777] [2019-10-22 11:22:00,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:00,299 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:00,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:00,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:00,299 INFO L87 Difference]: Start difference. First operand 125 states and 180 transitions. Second operand 3 states. [2019-10-22 11:22:00,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:00,311 INFO L93 Difference]: Finished difference Result 125 states and 180 transitions. [2019-10-22 11:22:00,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:00,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 11:22:00,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:00,312 INFO L225 Difference]: With dead ends: 125 [2019-10-22 11:22:00,312 INFO L226 Difference]: Without dead ends: 51 [2019-10-22 11:22:00,313 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:00,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-10-22 11:22:00,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2019-10-22 11:22:00,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-10-22 11:22:00,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2019-10-22 11:22:00,319 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 17 [2019-10-22 11:22:00,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:00,319 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2019-10-22 11:22:00,319 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:00,319 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2019-10-22 11:22:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 11:22:00,320 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:00,320 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:00,321 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:00,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:00,321 INFO L82 PathProgramCache]: Analyzing trace with hash 640818778, now seen corresponding path program 1 times [2019-10-22 11:22:00,321 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:00,321 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109503567] [2019-10-22 11:22:00,322 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,322 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:00,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:00,384 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109503567] [2019-10-22 11:22:00,385 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:00,385 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:22:00,385 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054642842] [2019-10-22 11:22:00,386 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:00,386 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:00,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:00,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:00,386 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand 3 states. [2019-10-22 11:22:00,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:00,409 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2019-10-22 11:22:00,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:00,409 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-10-22 11:22:00,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:00,410 INFO L225 Difference]: With dead ends: 96 [2019-10-22 11:22:00,410 INFO L226 Difference]: Without dead ends: 51 [2019-10-22 11:22:00,411 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:00,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-10-22 11:22:00,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2019-10-22 11:22:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-10-22 11:22:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2019-10-22 11:22:00,416 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 22 [2019-10-22 11:22:00,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:00,416 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2019-10-22 11:22:00,416 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:00,416 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2019-10-22 11:22:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:22:00,417 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:00,417 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:00,418 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:00,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:00,418 INFO L82 PathProgramCache]: Analyzing trace with hash -855709928, now seen corresponding path program 1 times [2019-10-22 11:22:00,418 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:00,418 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748946267] [2019-10-22 11:22:00,418 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:00,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:00,471 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748946267] [2019-10-22 11:22:00,471 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:00,471 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:22:00,471 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850610738] [2019-10-22 11:22:00,471 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:00,472 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:00,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:00,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:00,472 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand 3 states. [2019-10-22 11:22:00,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:00,501 INFO L93 Difference]: Finished difference Result 117 states and 168 transitions. [2019-10-22 11:22:00,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:00,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-10-22 11:22:00,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:00,503 INFO L225 Difference]: With dead ends: 117 [2019-10-22 11:22:00,503 INFO L226 Difference]: Without dead ends: 72 [2019-10-22 11:22:00,503 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:00,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2019-10-22 11:22:00,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2019-10-22 11:22:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-10-22 11:22:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 98 transitions. [2019-10-22 11:22:00,510 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 98 transitions. Word has length 24 [2019-10-22 11:22:00,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:00,511 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 98 transitions. [2019-10-22 11:22:00,511 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2019-10-22 11:22:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 11:22:00,512 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:00,512 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:00,512 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:00,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:00,512 INFO L82 PathProgramCache]: Analyzing trace with hash -407287284, now seen corresponding path program 1 times [2019-10-22 11:22:00,512 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:00,513 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530222517] [2019-10-22 11:22:00,513 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,513 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,513 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:00,630 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530222517] [2019-10-22 11:22:00,631 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:00,631 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:00,631 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251939173] [2019-10-22 11:22:00,631 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:00,632 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:00,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:00,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:00,632 INFO L87 Difference]: Start difference. First operand 70 states and 98 transitions. Second operand 5 states. [2019-10-22 11:22:00,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:00,842 INFO L93 Difference]: Finished difference Result 335 states and 484 transitions. [2019-10-22 11:22:00,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 11:22:00,844 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-10-22 11:22:00,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:00,846 INFO L225 Difference]: With dead ends: 335 [2019-10-22 11:22:00,846 INFO L226 Difference]: Without dead ends: 271 [2019-10-22 11:22:00,847 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 11:22:00,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-10-22 11:22:00,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 128. [2019-10-22 11:22:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-10-22 11:22:00,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 179 transitions. [2019-10-22 11:22:00,882 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 179 transitions. Word has length 30 [2019-10-22 11:22:00,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:00,883 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 179 transitions. [2019-10-22 11:22:00,883 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2019-10-22 11:22:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 11:22:00,884 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:00,884 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:00,884 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:00,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:00,885 INFO L82 PathProgramCache]: Analyzing trace with hash 264481218, now seen corresponding path program 1 times [2019-10-22 11:22:00,888 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:00,888 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969402110] [2019-10-22 11:22:00,888 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,889 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:00,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:00,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:00,976 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969402110] [2019-10-22 11:22:00,976 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:00,976 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:00,976 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300006588] [2019-10-22 11:22:00,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:00,979 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:00,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:00,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:00,979 INFO L87 Difference]: Start difference. First operand 128 states and 179 transitions. Second operand 5 states. [2019-10-22 11:22:01,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:01,120 INFO L93 Difference]: Finished difference Result 366 states and 516 transitions. [2019-10-22 11:22:01,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 11:22:01,122 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-10-22 11:22:01,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:01,123 INFO L225 Difference]: With dead ends: 366 [2019-10-22 11:22:01,124 INFO L226 Difference]: Without dead ends: 364 [2019-10-22 11:22:01,124 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 11:22:01,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2019-10-22 11:22:01,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 128. [2019-10-22 11:22:01,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-10-22 11:22:01,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2019-10-22 11:22:01,156 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 31 [2019-10-22 11:22:01,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:01,156 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2019-10-22 11:22:01,156 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2019-10-22 11:22:01,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 11:22:01,163 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:01,163 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:01,164 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:01,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:01,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1178247995, now seen corresponding path program 1 times [2019-10-22 11:22:01,164 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:01,164 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103829514] [2019-10-22 11:22:01,165 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,165 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,165 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:01,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:01,230 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103829514] [2019-10-22 11:22:01,230 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:01,231 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:22:01,231 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94771585] [2019-10-22 11:22:01,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:22:01,231 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:01,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:22:01,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:01,232 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand 5 states. [2019-10-22 11:22:01,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:01,306 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2019-10-22 11:22:01,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 11:22:01,310 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-10-22 11:22:01,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:01,311 INFO L225 Difference]: With dead ends: 336 [2019-10-22 11:22:01,311 INFO L226 Difference]: Without dead ends: 214 [2019-10-22 11:22:01,312 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 11:22:01,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2019-10-22 11:22:01,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 140. [2019-10-22 11:22:01,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-10-22 11:22:01,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 190 transitions. [2019-10-22 11:22:01,332 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 190 transitions. Word has length 34 [2019-10-22 11:22:01,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:01,333 INFO L462 AbstractCegarLoop]: Abstraction has 140 states and 190 transitions. [2019-10-22 11:22:01,333 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:22:01,333 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2019-10-22 11:22:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 11:22:01,334 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:01,334 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:01,334 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:01,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:01,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1765054009, now seen corresponding path program 1 times [2019-10-22 11:22:01,335 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:01,335 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114565865] [2019-10-22 11:22:01,335 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,335 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:01,369 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114565865] [2019-10-22 11:22:01,369 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:01,370 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:22:01,370 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931628287] [2019-10-22 11:22:01,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:22:01,370 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:01,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:22:01,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:22:01,371 INFO L87 Difference]: Start difference. First operand 140 states and 190 transitions. Second operand 4 states. [2019-10-22 11:22:01,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:01,416 INFO L93 Difference]: Finished difference Result 332 states and 448 transitions. [2019-10-22 11:22:01,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:22:01,417 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-10-22 11:22:01,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:01,418 INFO L225 Difference]: With dead ends: 332 [2019-10-22 11:22:01,418 INFO L226 Difference]: Without dead ends: 198 [2019-10-22 11:22:01,419 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:22:01,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2019-10-22 11:22:01,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 148. [2019-10-22 11:22:01,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-10-22 11:22:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 198 transitions. [2019-10-22 11:22:01,433 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 198 transitions. Word has length 34 [2019-10-22 11:22:01,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:01,434 INFO L462 AbstractCegarLoop]: Abstraction has 148 states and 198 transitions. [2019-10-22 11:22:01,434 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:22:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2019-10-22 11:22:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 11:22:01,435 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:01,435 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:01,435 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:01,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:01,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1250049609, now seen corresponding path program 1 times [2019-10-22 11:22:01,436 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:01,436 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190342204] [2019-10-22 11:22:01,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:01,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:01,471 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190342204] [2019-10-22 11:22:01,471 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:01,471 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:22:01,472 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147734831] [2019-10-22 11:22:01,472 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:22:01,472 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:01,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:22:01,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:01,473 INFO L87 Difference]: Start difference. First operand 148 states and 198 transitions. Second operand 3 states. [2019-10-22 11:22:01,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:01,504 INFO L93 Difference]: Finished difference Result 340 states and 454 transitions. [2019-10-22 11:22:01,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:22:01,505 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-22 11:22:01,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:01,506 INFO L225 Difference]: With dead ends: 340 [2019-10-22 11:22:01,507 INFO L226 Difference]: Without dead ends: 198 [2019-10-22 11:22:01,507 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:22:01,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2019-10-22 11:22:01,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2019-10-22 11:22:01,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2019-10-22 11:22:01,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 258 transitions. [2019-10-22 11:22:01,526 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 258 transitions. Word has length 34 [2019-10-22 11:22:01,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:01,526 INFO L462 AbstractCegarLoop]: Abstraction has 198 states and 258 transitions. [2019-10-22 11:22:01,526 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:22:01,526 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 258 transitions. [2019-10-22 11:22:01,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 11:22:01,527 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:01,527 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:22:01,528 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:01,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:01,528 INFO L82 PathProgramCache]: Analyzing trace with hash -1528481977, now seen corresponding path program 1 times [2019-10-22 11:22:01,528 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:01,528 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209934434] [2019-10-22 11:22:01,529 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,529 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:01,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:22:01,581 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209934434] [2019-10-22 11:22:01,582 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:22:01,582 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 11:22:01,582 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919686803] [2019-10-22 11:22:01,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:22:01,582 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:01,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:22:01,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:22:01,583 INFO L87 Difference]: Start difference. First operand 198 states and 258 transitions. Second operand 6 states. [2019-10-22 11:22:01,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:01,839 INFO L93 Difference]: Finished difference Result 666 states and 866 transitions. [2019-10-22 11:22:01,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-22 11:22:01,840 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-10-22 11:22:01,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:01,842 INFO L225 Difference]: With dead ends: 666 [2019-10-22 11:22:01,843 INFO L226 Difference]: Without dead ends: 474 [2019-10-22 11:22:01,844 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2019-10-22 11:22:01,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2019-10-22 11:22:01,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 198. [2019-10-22 11:22:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2019-10-22 11:22:01,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 253 transitions. [2019-10-22 11:22:01,862 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 253 transitions. Word has length 35 [2019-10-22 11:22:01,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:01,863 INFO L462 AbstractCegarLoop]: Abstraction has 198 states and 253 transitions. [2019-10-22 11:22:01,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:22:01,863 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 253 transitions. [2019-10-22 11:22:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-22 11:22:01,864 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:22:01,864 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-22 11:22:01,864 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:22:01,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:22:01,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1889774882, now seen corresponding path program 1 times [2019-10-22 11:22:01,865 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:22:01,865 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939767778] [2019-10-22 11:22:01,865 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,865 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:22:01,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:22:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:22:01,925 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939767778] [2019-10-22 11:22:01,925 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601983619] [2019-10-22 11:22:01,925 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:22:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:22:02,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-22 11:22:02,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:22:02,110 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:22:02,110 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:22:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:22:02,156 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-22 11:22:02,156 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [7] total 11 [2019-10-22 11:22:02,156 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885040611] [2019-10-22 11:22:02,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:22:02,158 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:22:02,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:22:02,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-10-22 11:22:02,159 INFO L87 Difference]: Start difference. First operand 198 states and 253 transitions. Second operand 6 states. [2019-10-22 11:22:02,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:22:02,356 INFO L93 Difference]: Finished difference Result 497 states and 639 transitions. [2019-10-22 11:22:02,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-22 11:22:02,356 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-10-22 11:22:02,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:22:02,357 INFO L225 Difference]: With dead ends: 497 [2019-10-22 11:22:02,357 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:22:02,358 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 107 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2019-10-22 11:22:02,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:22:02,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:22:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:22:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:22:02,359 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-10-22 11:22:02,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:22:02,359 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:22:02,359 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:22:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:22:02,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:22:02,560 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:22:02,563 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:22:02,744 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2019-10-22 11:22:02,978 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 76 [2019-10-22 11:22:03,111 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 101 [2019-10-22 11:22:03,227 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 66 [2019-10-22 11:22:03,367 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 100 [2019-10-22 11:22:03,520 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 100 [2019-10-22 11:22:04,021 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 18 [2019-10-22 11:22:04,148 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 18 [2019-10-22 11:22:04,330 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 21 [2019-10-22 11:22:04,525 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 21 [2019-10-22 11:22:04,814 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 14 [2019-10-22 11:22:05,193 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 13 [2019-10-22 11:22:05,514 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 14 [2019-10-22 11:22:05,898 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 13 [2019-10-22 11:22:06,201 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 13 [2019-10-22 11:22:06,275 INFO L439 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2) (and (and .cse0 .cse3 .cse2) (= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1 .cse3 .cse2))) [2019-10-22 11:22:06,276 INFO L439 ceAbstractionStarter]: At program point L135-1(lines 135 141) the Hoare annotation is: false [2019-10-22 11:22:06,276 INFO L439 ceAbstractionStarter]: At program point L135-2(lines 135 141) the Hoare annotation is: false [2019-10-22 11:22:06,276 INFO L439 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: false [2019-10-22 11:22:06,276 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 504) no Hoare annotation was computed. [2019-10-22 11:22:06,276 INFO L443 ceAbstractionStarter]: For program point L500-3(lines 500 504) no Hoare annotation was computed. [2019-10-22 11:22:06,276 INFO L443 ceAbstractionStarter]: For program point L500-6(lines 500 504) no Hoare annotation was computed. [2019-10-22 11:22:06,276 INFO L439 ceAbstractionStarter]: At program point L335-2(lines 335 349) the Hoare annotation is: false [2019-10-22 11:22:06,276 INFO L443 ceAbstractionStarter]: For program point L336(line 336) no Hoare annotation was computed. [2019-10-22 11:22:06,276 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,276 INFO L443 ceAbstractionStarter]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,276 INFO L443 ceAbstractionStarter]: For program point L305-3(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-5(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-6(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-8(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-9(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-11(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-12(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-14(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-15(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,277 INFO L443 ceAbstractionStarter]: For program point L305-17(lines 305 309) no Hoare annotation was computed. [2019-10-22 11:22:06,278 INFO L439 ceAbstractionStarter]: At program point L537(lines 532 540) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1))) [2019-10-22 11:22:06,278 INFO L439 ceAbstractionStarter]: At program point L537-1(lines 532 540) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:06,278 INFO L439 ceAbstractionStarter]: At program point L537-2(lines 532 540) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2))) [2019-10-22 11:22:06,278 INFO L439 ceAbstractionStarter]: At program point L537-3(lines 532 540) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 (= ~pumpRunning~0 0) .cse1) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1))) [2019-10-22 11:22:06,278 INFO L439 ceAbstractionStarter]: At program point L537-4(lines 532 540) the Hoare annotation is: false [2019-10-22 11:22:06,278 INFO L439 ceAbstractionStarter]: At program point L537-5(lines 532 540) the Hoare annotation is: false [2019-10-22 11:22:06,278 INFO L439 ceAbstractionStarter]: At program point L537-6(lines 532 540) the Hoare annotation is: false [2019-10-22 11:22:06,278 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2019-10-22 11:22:06,278 INFO L439 ceAbstractionStarter]: At program point L537-7(lines 532 540) the Hoare annotation is: false [2019-10-22 11:22:06,279 INFO L443 ceAbstractionStarter]: For program point L339-1(lines 128 134) no Hoare annotation was computed. [2019-10-22 11:22:06,279 INFO L439 ceAbstractionStarter]: At program point L537-8(lines 532 540) the Hoare annotation is: false [2019-10-22 11:22:06,279 INFO L439 ceAbstractionStarter]: At program point L537-9(lines 532 540) the Hoare annotation is: false [2019-10-22 11:22:06,279 INFO L439 ceAbstractionStarter]: At program point L537-10(lines 532 540) the Hoare annotation is: false [2019-10-22 11:22:06,279 INFO L439 ceAbstractionStarter]: At program point L537-11(lines 532 540) the Hoare annotation is: false [2019-10-22 11:22:06,279 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-10-22 11:22:06,279 INFO L439 ceAbstractionStarter]: At program point L75-1(lines 75 81) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,279 INFO L443 ceAbstractionStarter]: For program point L475(lines 475 488) no Hoare annotation was computed. [2019-10-22 11:22:06,279 INFO L439 ceAbstractionStarter]: At program point L475-1(lines 1 952) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse0 .cse3 .cse2) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,280 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2019-10-22 11:22:06,280 INFO L443 ceAbstractionStarter]: For program point L475-2(lines 475 488) no Hoare annotation was computed. [2019-10-22 11:22:06,280 INFO L439 ceAbstractionStarter]: At program point L475-3(lines 1 952) the Hoare annotation is: false [2019-10-22 11:22:06,280 INFO L446 ceAbstractionStarter]: At program point L409-1(lines 409 416) the Hoare annotation is: true [2019-10-22 11:22:06,280 INFO L443 ceAbstractionStarter]: For program point L475-4(lines 475 488) no Hoare annotation was computed. [2019-10-22 11:22:06,280 INFO L439 ceAbstractionStarter]: At program point L475-5(lines 1 952) the Hoare annotation is: false [2019-10-22 11:22:06,280 INFO L439 ceAbstractionStarter]: At program point L311(lines 296 314) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:06,280 INFO L439 ceAbstractionStarter]: At program point L311-1(lines 296 314) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,280 INFO L439 ceAbstractionStarter]: At program point L311-2(lines 296 314) the Hoare annotation is: false [2019-10-22 11:22:06,281 INFO L439 ceAbstractionStarter]: At program point L311-3(lines 296 314) the Hoare annotation is: false [2019-10-22 11:22:06,281 INFO L439 ceAbstractionStarter]: At program point L311-4(lines 296 314) the Hoare annotation is: false [2019-10-22 11:22:06,282 INFO L439 ceAbstractionStarter]: At program point L311-5(lines 296 314) the Hoare annotation is: false [2019-10-22 11:22:06,282 INFO L443 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2019-10-22 11:22:06,282 INFO L443 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2019-10-22 11:22:06,282 INFO L443 ceAbstractionStarter]: For program point L577-2(lines 577 583) no Hoare annotation was computed. [2019-10-22 11:22:06,282 INFO L443 ceAbstractionStarter]: For program point L577-3(lines 577 583) no Hoare annotation was computed. [2019-10-22 11:22:06,282 INFO L439 ceAbstractionStarter]: At program point L445(lines 1 952) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 11:22:06,282 INFO L443 ceAbstractionStarter]: For program point L577-4(lines 577 583) no Hoare annotation was computed. [2019-10-22 11:22:06,282 INFO L443 ceAbstractionStarter]: For program point L577-5(lines 577 583) no Hoare annotation was computed. [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247(lines 240 250) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) (and (and .cse0 .cse1) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247-1(lines 240 250) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247-2(lines 240 250) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247-3(lines 240 250) the Hoare annotation is: false [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247-4(lines 240 250) the Hoare annotation is: false [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247-5(lines 240 250) the Hoare annotation is: false [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247-6(lines 240 250) the Hoare annotation is: false [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247-7(lines 240 250) the Hoare annotation is: false [2019-10-22 11:22:06,283 INFO L439 ceAbstractionStarter]: At program point L247-8(lines 240 250) the Hoare annotation is: false [2019-10-22 11:22:06,284 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 516) no Hoare annotation was computed. [2019-10-22 11:22:06,284 INFO L443 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2019-10-22 11:22:06,284 INFO L443 ceAbstractionStarter]: For program point L479-2(lines 479 485) no Hoare annotation was computed. [2019-10-22 11:22:06,284 INFO L443 ceAbstractionStarter]: For program point L479-4(lines 479 485) no Hoare annotation was computed. [2019-10-22 11:22:06,284 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-10-22 11:22:06,284 INFO L439 ceAbstractionStarter]: At program point L383(lines 379 385) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 11:22:06,284 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:22:06,284 INFO L439 ceAbstractionStarter]: At program point L582(lines 573 586) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:06,284 INFO L439 ceAbstractionStarter]: At program point L582-1(lines 573 586) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,285 INFO L439 ceAbstractionStarter]: At program point L582-2(lines 573 586) the Hoare annotation is: false [2019-10-22 11:22:06,285 INFO L439 ceAbstractionStarter]: At program point L582-3(lines 573 586) the Hoare annotation is: false [2019-10-22 11:22:06,285 INFO L439 ceAbstractionStarter]: At program point L582-4(lines 573 586) the Hoare annotation is: false [2019-10-22 11:22:06,285 INFO L439 ceAbstractionStarter]: At program point L582-5(lines 573 586) the Hoare annotation is: false [2019-10-22 11:22:06,286 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 203) no Hoare annotation was computed. [2019-10-22 11:22:06,286 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 186 203) no Hoare annotation was computed. [2019-10-22 11:22:06,286 INFO L443 ceAbstractionStarter]: For program point L186-2(lines 186 203) no Hoare annotation was computed. [2019-10-22 11:22:06,286 INFO L446 ceAbstractionStarter]: At program point L418(lines 399 421) the Hoare annotation is: true [2019-10-22 11:22:06,286 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2019-10-22 11:22:06,286 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-10-22 11:22:06,286 INFO L439 ceAbstractionStarter]: At program point L453(lines 448 456) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point L222-2(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point L222-4(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point L222-6(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point L222-8(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point L222-10(lines 222 228) no Hoare annotation was computed. [2019-10-22 11:22:06,287 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:22:06,288 INFO L439 ceAbstractionStarter]: At program point L256(lines 251 259) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 1 ~methaneLevelCritical~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:22:06,288 INFO L439 ceAbstractionStarter]: At program point L256-1(lines 251 259) the Hoare annotation is: false [2019-10-22 11:22:06,288 INFO L443 ceAbstractionStarter]: For program point L190(lines 190 198) no Hoare annotation was computed. [2019-10-22 11:22:06,288 INFO L439 ceAbstractionStarter]: At program point L256-2(lines 251 259) the Hoare annotation is: false [2019-10-22 11:22:06,288 INFO L443 ceAbstractionStarter]: For program point L190-1(lines 190 198) no Hoare annotation was computed. [2019-10-22 11:22:06,288 INFO L443 ceAbstractionStarter]: For program point L190-2(lines 190 198) no Hoare annotation was computed. [2019-10-22 11:22:06,288 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2019-10-22 11:22:06,288 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2019-10-22 11:22:06,288 INFO L439 ceAbstractionStarter]: At program point L93-2(lines 128 134) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,289 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2019-10-22 11:22:06,289 INFO L443 ceAbstractionStarter]: For program point L160-1(lines 160 177) no Hoare annotation was computed. [2019-10-22 11:22:06,289 INFO L443 ceAbstractionStarter]: For program point L160-2(lines 160 177) no Hoare annotation was computed. [2019-10-22 11:22:06,289 INFO L443 ceAbstractionStarter]: For program point L160-3(lines 160 177) no Hoare annotation was computed. [2019-10-22 11:22:06,289 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:22:06,290 INFO L443 ceAbstractionStarter]: For program point L160-4(lines 160 177) no Hoare annotation was computed. [2019-10-22 11:22:06,290 INFO L443 ceAbstractionStarter]: For program point L160-5(lines 160 177) no Hoare annotation was computed. [2019-10-22 11:22:06,290 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 528) no Hoare annotation was computed. [2019-10-22 11:22:06,290 INFO L439 ceAbstractionStarter]: At program point L128(lines 127 146) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,290 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2019-10-22 11:22:06,290 INFO L439 ceAbstractionStarter]: At program point L128-2(lines 127 146) the Hoare annotation is: false [2019-10-22 11:22:06,290 INFO L439 ceAbstractionStarter]: At program point L128-3(lines 127 146) the Hoare annotation is: false [2019-10-22 11:22:06,290 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2019-10-22 11:22:06,290 INFO L443 ceAbstractionStarter]: For program point L164-1(lines 164 172) no Hoare annotation was computed. [2019-10-22 11:22:06,290 INFO L443 ceAbstractionStarter]: For program point L164-2(lines 164 172) no Hoare annotation was computed. [2019-10-22 11:22:06,291 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-22 11:22:06,291 INFO L443 ceAbstractionStarter]: For program point L164-3(lines 164 172) no Hoare annotation was computed. [2019-10-22 11:22:06,291 INFO L439 ceAbstractionStarter]: At program point L65-1(lines 65 71) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~6 0) .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse0 .cse3 .cse2) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 11:22:06,291 INFO L443 ceAbstractionStarter]: For program point L164-4(lines 164 172) no Hoare annotation was computed. [2019-10-22 11:22:06,291 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:22:06,291 INFO L443 ceAbstractionStarter]: For program point L164-5(lines 164 172) no Hoare annotation was computed. [2019-10-22 11:22:06,291 INFO L443 ceAbstractionStarter]: For program point L462(line 462) no Hoare annotation was computed. [2019-10-22 11:22:06,291 INFO L443 ceAbstractionStarter]: For program point L462-1(line 462) no Hoare annotation was computed. [2019-10-22 11:22:06,291 INFO L443 ceAbstractionStarter]: For program point L462-2(line 462) no Hoare annotation was computed. [2019-10-22 11:22:06,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:22:06 BoogieIcfgContainer [2019-10-22 11:22:06,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:22:06,313 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:22:06,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:22:06,314 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:22:06,314 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:59" (3/4) ... [2019-10-22 11:22:06,318 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:22:06,334 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:22:06,335 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 11:22:06,335 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 11:22:06,336 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:22:06,337 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:22:06,338 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:22:06,365 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 11:22:06,366 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 11:22:06,366 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 11:22:06,367 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) [2019-10-22 11:22:06,367 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) [2019-10-22 11:22:06,368 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || ((((1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == \result) && 1 == methaneLevelCritical) [2019-10-22 11:22:06,368 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == splverifierCounter [2019-10-22 11:22:06,370 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:22:06,371 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 11:22:06,371 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:22:06,371 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 11:22:06,372 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:22:06,372 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:22:06,428 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7952cd63-0e9e-45af-9940-cc2930f0161b/bin/utaipan/witness.graphml [2019-10-22 11:22:06,428 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:22:06,430 INFO L168 Benchmark]: Toolchain (without parser) took 7994.29 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 340.8 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -277.3 MB). Peak memory consumption was 63.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:06,430 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:06,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 537.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:06,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:06,431 INFO L168 Benchmark]: Boogie Preprocessor took 55.42 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:06,431 INFO L168 Benchmark]: RCFGBuilder took 733.85 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: 73.9 MB). Peak memory consumption was 73.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:06,431 INFO L168 Benchmark]: TraceAbstraction took 6482.46 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 187.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -195.0 MB). Peak memory consumption was 393.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:06,431 INFO L168 Benchmark]: Witness Printer took 115.01 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:06,432 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 537.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.42 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 733.85 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: 73.9 MB). Peak memory consumption was 73.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6482.46 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 187.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -195.0 MB). Peak memory consumption was 393.0 MB. Max. memory is 11.5 GB. * Witness Printer took 115.01 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 462]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 462]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 462]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == splverifierCounter - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || ((((1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == \result) && 1 == methaneLevelCritical) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 129 locations, 3 error locations. Result: SAFE, OverallTime: 6.3s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, HoareTripleCheckerStatistics: 1210 SDtfs, 1514 SDslu, 2023 SDs, 0 SdLazy, 335 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 187 GetRequests, 130 SyntacticMatches, 4 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 781 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 201 NumberOfFragments, 570 HoareAnnotationTreeSize, 55 FomulaSimplifications, 285624 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 55 FomulaSimplificationsInter, 103214 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 385 NumberOfCodeBlocks, 385 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 426 ConstructedInterpolants, 0 QuantifiedInterpolants, 26375 SizeOfPredicates, 6 NumberOfNonLiveVariables, 416 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 40/42 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...