./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41732c82c4e13eae07071a147bbd53c9191b35d7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:24:12,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:24:12,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:24:12,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:24:12,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:24:12,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:24:12,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:24:12,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:24:12,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:24:12,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:24:12,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:24:12,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:24:12,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:24:12,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:24:12,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:24:12,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:24:12,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:24:12,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:24:12,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:24:12,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:24:12,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:24:12,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:24:12,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:24:12,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:24:12,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:24:12,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:24:12,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:24:12,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:24:12,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:24:12,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:24:12,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:24:12,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:24:12,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:24:12,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:24:12,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:24:12,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:24:12,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:24:12,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:24:12,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:24:12,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:24:12,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:24:12,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:24:12,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:24:12,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:24:12,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:24:12,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:24:12,544 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:24:12,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:24:12,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:24:12,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:24:12,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:24:12,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:24:12,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:24:12,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:24:12,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:24:12,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:24:12,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:24:12,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:24:12,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:24:12,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:24:12,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:24:12,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:24:12,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:24:12,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:12,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:24:12,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:24:12,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:24:12,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:24:12,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:24:12,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:24:12,552 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:24:12,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41732c82c4e13eae07071a147bbd53c9191b35d7 [2019-11-28 17:24:12,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:24:12,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:24:12,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:24:12,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:24:12,889 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:24:12,890 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-11-28 17:24:12,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ca4f4331/19c9e5edd9c047a5ac69a881c9ede2d3/FLAGc042c2140 [2019-11-28 17:24:13,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:24:13,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2019-11-28 17:24:13,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ca4f4331/19c9e5edd9c047a5ac69a881c9ede2d3/FLAGc042c2140 [2019-11-28 17:24:13,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ca4f4331/19c9e5edd9c047a5ac69a881c9ede2d3 [2019-11-28 17:24:13,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:24:13,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:24:13,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:13,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:24:13,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:24:13,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b88ebbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13, skipping insertion in model container [2019-11-28 17:24:13,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:24:13,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:24:14,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:14,356 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:24:14,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:14,487 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:24:14,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14 WrapperNode [2019-11-28 17:24:14,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:14,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:14,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:24:14,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:24:14,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:14,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:24:14,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:24:14,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:24:14,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:24:14,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:24:14,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:24:14,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:24:14,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:24:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:24:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:24:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:24:14,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:24:15,577 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:24:15,577 INFO L287 CfgBuilder]: Removed 156 assume(true) statements. [2019-11-28 17:24:15,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:15 BoogieIcfgContainer [2019-11-28 17:24:15,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:24:15,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:24:15,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:24:15,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:24:15,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:13" (1/3) ... [2019-11-28 17:24:15,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8b9fc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:15, skipping insertion in model container [2019-11-28 17:24:15,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14" (2/3) ... [2019-11-28 17:24:15,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8b9fc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:15, skipping insertion in model container [2019-11-28 17:24:15,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:15" (3/3) ... [2019-11-28 17:24:15,587 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product21.cil.c [2019-11-28 17:24:15,597 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:24:15,604 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:24:15,616 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:24:15,638 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:24:15,638 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:24:15,638 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:24:15,639 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:24:15,639 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:24:15,639 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:24:15,639 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:24:15,640 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:24:15,658 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-11-28 17:24:15,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:24:15,666 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:15,667 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:15,667 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:15,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:15,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2019-11-28 17:24:15,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:15,680 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62882042] [2019-11-28 17:24:15,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:15,915 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62882042] [2019-11-28 17:24:15,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:15,916 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:15,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289807834] [2019-11-28 17:24:15,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:24:15,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:15,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:24:15,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:15,940 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-11-28 17:24:15,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:15,975 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-11-28 17:24:15,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:24:15,976 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:24:15,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:15,989 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:24:15,989 INFO L226 Difference]: Without dead ends: 101 [2019-11-28 17:24:15,993 INFO L630 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 [2019-11-28 17:24:16,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-11-28 17:24:16,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-11-28 17:24:16,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-11-28 17:24:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-11-28 17:24:16,042 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-11-28 17:24:16,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:16,043 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-11-28 17:24:16,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:24:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-11-28 17:24:16,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:24:16,044 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:16,045 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:16,045 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:16,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:16,046 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2019-11-28 17:24:16,046 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:16,046 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668513223] [2019-11-28 17:24:16,046 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:16,151 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668513223] [2019-11-28 17:24:16,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:16,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:16,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284837364] [2019-11-28 17:24:16,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:16,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:16,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:16,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:16,155 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-11-28 17:24:16,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:16,170 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-11-28 17:24:16,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:16,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:24:16,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:16,175 INFO L225 Difference]: With dead ends: 101 [2019-11-28 17:24:16,176 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 17:24:16,178 INFO L630 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 [2019-11-28 17:24:16,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 17:24:16,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 17:24:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 17:24:16,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-11-28 17:24:16,197 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-11-28 17:24:16,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:16,197 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-11-28 17:24:16,198 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:16,198 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-11-28 17:24:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:24:16,200 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:16,200 INFO L410 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] [2019-11-28 17:24:16,200 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:16,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:16,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2019-11-28 17:24:16,201 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:16,202 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320682434] [2019-11-28 17:24:16,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:16,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:16,413 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320682434] [2019-11-28 17:24:16,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:16,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:24:16,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894356647] [2019-11-28 17:24:16,416 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:24:16,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:16,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:24:16,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:24:16,418 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 6 states. [2019-11-28 17:24:16,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:16,524 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-11-28 17:24:16,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:16,525 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-28 17:24:16,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:16,526 INFO L225 Difference]: With dead ends: 80 [2019-11-28 17:24:16,526 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 17:24:16,527 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:24:16,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 17:24:16,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 17:24:16,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 17:24:16,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-11-28 17:24:16,534 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-11-28 17:24:16,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:16,534 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-11-28 17:24:16,534 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:24:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-11-28 17:24:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:24:16,535 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:16,536 INFO L410 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] [2019-11-28 17:24:16,536 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:16,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:16,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2019-11-28 17:24:16,537 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:16,537 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238480116] [2019-11-28 17:24:16,537 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:16,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:16,644 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238480116] [2019-11-28 17:24:16,645 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:16,645 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:16,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269300856] [2019-11-28 17:24:16,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:16,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:16,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:16,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:16,647 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-11-28 17:24:16,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:16,812 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-11-28 17:24:16,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:24:16,813 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:24:16,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:16,815 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:24:16,815 INFO L226 Difference]: Without dead ends: 167 [2019-11-28 17:24:16,816 INFO L630 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 [2019-11-28 17:24:16,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-11-28 17:24:16,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-11-28 17:24:16,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-11-28 17:24:16,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-11-28 17:24:16,845 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-11-28 17:24:16,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:16,846 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-11-28 17:24:16,846 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-11-28 17:24:16,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 17:24:16,848 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:16,850 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:16,851 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:16,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:16,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2019-11-28 17:24:16,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:16,854 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402429666] [2019-11-28 17:24:16,854 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:17,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:17,055 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402429666] [2019-11-28 17:24:17,056 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:17,056 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:17,056 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849358654] [2019-11-28 17:24:17,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:17,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:17,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:17,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:17,058 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-11-28 17:24:17,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:17,154 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-11-28 17:24:17,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:17,160 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-28 17:24:17,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:17,160 INFO L225 Difference]: With dead ends: 174 [2019-11-28 17:24:17,160 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:24:17,162 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:24:17,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:24:17,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:24:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:24:17,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:24:17,163 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-28 17:24:17,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:17,164 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:24:17,164 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:17,164 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:24:17,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:24:17,168 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:24:17,491 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-11-28 17:24:17,492 INFO L242 CegarLoopResult]: At program point L498(lines 494 500) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:17,492 INFO L246 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2019-11-28 17:24:17,492 INFO L242 CegarLoopResult]: At program point L697-1(lines 697 703) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,492 INFO L249 CegarLoopResult]: At program point L534(lines 515 537) the Hoare annotation is: true [2019-11-28 17:24:17,493 INFO L246 CegarLoopResult]: For program point L799(lines 799 816) no Hoare annotation was computed. [2019-11-28 17:24:17,493 INFO L246 CegarLoopResult]: For program point L799-1(lines 799 816) no Hoare annotation was computed. [2019-11-28 17:24:17,493 INFO L246 CegarLoopResult]: For program point L799-2(lines 799 816) no Hoare annotation was computed. [2019-11-28 17:24:17,493 INFO L246 CegarLoopResult]: For program point L901(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,493 INFO L246 CegarLoopResult]: For program point L901-2(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,493 INFO L246 CegarLoopResult]: For program point L901-3(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,493 INFO L246 CegarLoopResult]: For program point L901-5(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,494 INFO L246 CegarLoopResult]: For program point L901-6(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,494 INFO L246 CegarLoopResult]: For program point L901-8(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,494 INFO L246 CegarLoopResult]: For program point L901-9(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,494 INFO L246 CegarLoopResult]: For program point L901-11(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,494 INFO L246 CegarLoopResult]: For program point L901-12(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,494 INFO L246 CegarLoopResult]: For program point L901-14(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,495 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-11-28 17:24:17,495 INFO L246 CegarLoopResult]: For program point L901-15(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,495 INFO L246 CegarLoopResult]: For program point L901-17(lines 901 905) no Hoare annotation was computed. [2019-11-28 17:24:17,495 INFO L246 CegarLoopResult]: For program point L803(lines 803 811) no Hoare annotation was computed. [2019-11-28 17:24:17,495 INFO L246 CegarLoopResult]: For program point L803-1(lines 803 811) no Hoare annotation was computed. [2019-11-28 17:24:17,495 INFO L246 CegarLoopResult]: For program point L803-2(lines 803 811) no Hoare annotation was computed. [2019-11-28 17:24:17,495 INFO L246 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2019-11-28 17:24:17,496 INFO L246 CegarLoopResult]: For program point L773(lines 773 790) no Hoare annotation was computed. [2019-11-28 17:24:17,496 INFO L246 CegarLoopResult]: For program point L773-1(lines 773 790) no Hoare annotation was computed. [2019-11-28 17:24:17,496 INFO L246 CegarLoopResult]: For program point L707(lines 707 718) no Hoare annotation was computed. [2019-11-28 17:24:17,496 INFO L246 CegarLoopResult]: For program point L773-2(lines 773 790) no Hoare annotation was computed. [2019-11-28 17:24:17,496 INFO L246 CegarLoopResult]: For program point L773-3(lines 773 790) no Hoare annotation was computed. [2019-11-28 17:24:17,496 INFO L246 CegarLoopResult]: For program point L773-4(lines 773 790) no Hoare annotation was computed. [2019-11-28 17:24:17,496 INFO L246 CegarLoopResult]: For program point L773-5(lines 773 790) no Hoare annotation was computed. [2019-11-28 17:24:17,497 INFO L242 CegarLoopResult]: At program point L741(lines 740 759) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,497 INFO L246 CegarLoopResult]: For program point L741-1(lines 741 747) no Hoare annotation was computed. [2019-11-28 17:24:17,497 INFO L242 CegarLoopResult]: At program point L741-2(lines 740 759) the Hoare annotation is: false [2019-11-28 17:24:17,497 INFO L242 CegarLoopResult]: At program point L741-3(lines 740 759) the Hoare annotation is: false [2019-11-28 17:24:17,497 INFO L242 CegarLoopResult]: At program point L907(lines 892 910) the Hoare annotation is: false [2019-11-28 17:24:17,498 INFO L242 CegarLoopResult]: At program point L907-1(lines 892 910) the Hoare annotation is: false [2019-11-28 17:24:17,498 INFO L242 CegarLoopResult]: At program point L907-2(lines 892 910) the Hoare annotation is: false [2019-11-28 17:24:17,498 INFO L242 CegarLoopResult]: At program point L907-3(lines 892 910) the Hoare annotation is: false [2019-11-28 17:24:17,498 INFO L242 CegarLoopResult]: At program point L907-4(lines 892 910) the Hoare annotation is: false [2019-11-28 17:24:17,498 INFO L242 CegarLoopResult]: At program point L907-5(lines 892 910) the Hoare annotation is: false [2019-11-28 17:24:17,499 INFO L242 CegarLoopResult]: At program point L843(lines 836 846) the Hoare annotation is: false [2019-11-28 17:24:17,499 INFO L242 CegarLoopResult]: At program point L843-1(lines 836 846) the Hoare annotation is: false [2019-11-28 17:24:17,499 INFO L246 CegarLoopResult]: For program point L777(lines 777 785) no Hoare annotation was computed. [2019-11-28 17:24:17,499 INFO L242 CegarLoopResult]: At program point L843-2(lines 836 846) the Hoare annotation is: false [2019-11-28 17:24:17,499 INFO L246 CegarLoopResult]: For program point L777-1(lines 777 785) no Hoare annotation was computed. [2019-11-28 17:24:17,499 INFO L246 CegarLoopResult]: For program point L777-2(lines 777 785) no Hoare annotation was computed. [2019-11-28 17:24:17,500 INFO L246 CegarLoopResult]: For program point L678(lines 677 722) no Hoare annotation was computed. [2019-11-28 17:24:17,500 INFO L246 CegarLoopResult]: For program point L777-3(lines 777 785) no Hoare annotation was computed. [2019-11-28 17:24:17,500 INFO L246 CegarLoopResult]: For program point L777-4(lines 777 785) no Hoare annotation was computed. [2019-11-28 17:24:17,500 INFO L246 CegarLoopResult]: For program point L777-5(lines 777 785) no Hoare annotation was computed. [2019-11-28 17:24:17,500 INFO L242 CegarLoopResult]: At program point L447-2(lines 447 461) the Hoare annotation is: false [2019-11-28 17:24:17,500 INFO L246 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2019-11-28 17:24:17,500 INFO L246 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-28 17:24:17,501 INFO L246 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2019-11-28 17:24:17,501 INFO L246 CegarLoopResult]: For program point L713-2(lines 741 747) no Hoare annotation was computed. [2019-11-28 17:24:17,501 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:24:17,501 INFO L246 CegarLoopResult]: For program point L549(lines 549 553) no Hoare annotation was computed. [2019-11-28 17:24:17,501 INFO L246 CegarLoopResult]: For program point L549-3(lines 549 553) no Hoare annotation was computed. [2019-11-28 17:24:17,501 INFO L246 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2019-11-28 17:24:17,502 INFO L242 CegarLoopResult]: At program point L417-1(lines 1 919) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,502 INFO L246 CegarLoopResult]: For program point L417-2(lines 417 430) no Hoare annotation was computed. [2019-11-28 17:24:17,502 INFO L246 CegarLoopResult]: For program point L549-6(lines 549 553) no Hoare annotation was computed. [2019-11-28 17:24:17,502 INFO L242 CegarLoopResult]: At program point L417-3(lines 1 919) the Hoare annotation is: false [2019-11-28 17:24:17,502 INFO L246 CegarLoopResult]: For program point L417-4(lines 417 430) no Hoare annotation was computed. [2019-11-28 17:24:17,502 INFO L242 CegarLoopResult]: At program point L417-5(lines 1 919) the Hoare annotation is: false [2019-11-28 17:24:17,503 INFO L242 CegarLoopResult]: At program point L748(lines 748 754) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,503 INFO L242 CegarLoopResult]: At program point L748-1(lines 748 754) the Hoare annotation is: false [2019-11-28 17:24:17,503 INFO L242 CegarLoopResult]: At program point L748-2(lines 748 754) the Hoare annotation is: false [2019-11-28 17:24:17,503 INFO L246 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2019-11-28 17:24:17,503 INFO L246 CegarLoopResult]: For program point L451-1(lines 741 747) no Hoare annotation was computed. [2019-11-28 17:24:17,503 INFO L246 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2019-11-28 17:24:17,504 INFO L246 CegarLoopResult]: For program point L916-1(line 916) no Hoare annotation was computed. [2019-11-28 17:24:17,504 INFO L246 CegarLoopResult]: For program point L916-2(line 916) no Hoare annotation was computed. [2019-11-28 17:24:17,504 INFO L242 CegarLoopResult]: At program point L586(lines 581 589) the Hoare annotation is: false [2019-11-28 17:24:17,504 INFO L242 CegarLoopResult]: At program point L586-1(lines 581 589) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,504 INFO L242 CegarLoopResult]: At program point L586-2(lines 581 589) the Hoare annotation is: false [2019-11-28 17:24:17,504 INFO L242 CegarLoopResult]: At program point L586-3(lines 581 589) the Hoare annotation is: false [2019-11-28 17:24:17,505 INFO L242 CegarLoopResult]: At program point L586-4(lines 581 589) the Hoare annotation is: false [2019-11-28 17:24:17,505 INFO L246 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2019-11-28 17:24:17,505 INFO L242 CegarLoopResult]: At program point L586-5(lines 581 589) the Hoare annotation is: false [2019-11-28 17:24:17,505 INFO L246 CegarLoopResult]: For program point L421-2(lines 421 427) no Hoare annotation was computed. [2019-11-28 17:24:17,505 INFO L246 CegarLoopResult]: For program point L421-4(lines 421 427) no Hoare annotation was computed. [2019-11-28 17:24:17,505 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:24:17,505 INFO L242 CegarLoopResult]: At program point L852(lines 847 855) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,506 INFO L242 CegarLoopResult]: At program point L852-1(lines 847 855) the Hoare annotation is: false [2019-11-28 17:24:17,506 INFO L242 CegarLoopResult]: At program point L852-2(lines 847 855) the Hoare annotation is: false [2019-11-28 17:24:17,506 INFO L246 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2019-11-28 17:24:17,506 INFO L242 CegarLoopResult]: At program point L654(lines 1 919) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:17,506 INFO L242 CegarLoopResult]: At program point L687-1(lines 687 693) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:17,506 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:24:17,507 INFO L242 CegarLoopResult]: At program point L723(lines 676 724) the Hoare annotation is: false [2019-11-28 17:24:17,507 INFO L246 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2019-11-28 17:24:17,507 INFO L249 CegarLoopResult]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2019-11-28 17:24:17,507 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:24:17,507 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-11-28 17:24:17,507 INFO L242 CegarLoopResult]: At program point L627(lines 622 630) the Hoare annotation is: false [2019-11-28 17:24:17,508 INFO L242 CegarLoopResult]: At program point L627-1(lines 622 630) the Hoare annotation is: false [2019-11-28 17:24:17,508 INFO L246 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2019-11-28 17:24:17,508 INFO L242 CegarLoopResult]: At program point L627-2(lines 622 630) the Hoare annotation is: false [2019-11-28 17:24:17,508 INFO L242 CegarLoopResult]: At program point L627-3(lines 622 630) the Hoare annotation is: false [2019-11-28 17:24:17,508 INFO L242 CegarLoopResult]: At program point L627-4(lines 622 630) the Hoare annotation is: false [2019-11-28 17:24:17,508 INFO L242 CegarLoopResult]: At program point L627-5(lines 622 630) the Hoare annotation is: false [2019-11-28 17:24:17,509 INFO L242 CegarLoopResult]: At program point L662(lines 657 665) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:17,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:17 BoogieIcfgContainer [2019-11-28 17:24:17,533 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:24:17,534 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:24:17,534 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:24:17,534 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:24:17,535 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:15" (3/4) ... [2019-11-28 17:24:17,539 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:24:17,562 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:24:17,563 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:24:17,565 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:24:17,566 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:24:17,567 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:24:17,568 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:17,569 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:17,598 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-28 17:24:17,598 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-28 17:24:17,599 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,599 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,600 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,600 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,600 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,602 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,604 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && tmp == systemActive) && \result == 0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:17,697 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:24:17,698 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:24:17,700 INFO L168 Benchmark]: Toolchain (without parser) took 3860.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 960.4 MB in the beginning and 866.7 MB in the end (delta: 93.7 MB). Peak memory consumption was 201.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,701 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:24:17,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -130.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,702 INFO L168 Benchmark]: Boogie Preprocessor took 65.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,702 INFO L168 Benchmark]: RCFGBuilder took 950.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,703 INFO L168 Benchmark]: TraceAbstraction took 1953.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 880.3 MB in the end (delta: 136.6 MB). Peak memory consumption was 136.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,703 INFO L168 Benchmark]: Witness Printer took 164.00 ms. Allocated memory is still 1.1 GB. Free memory was 880.3 MB in the beginning and 866.7 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:17,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 645.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -130.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 950.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1953.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 880.3 MB in the end (delta: 136.6 MB). Peak memory consumption was 136.6 MB. Max. memory is 11.5 GB. * Witness Printer took 164.00 ms. Allocated memory is still 1.1 GB. Free memory was 880.3 MB in the beginning and 866.7 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: 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: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: ((((1 == systemActive && tmp == systemActive) && \result == 0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 410 SDtfs, 519 SDslu, 334 SDs, 0 SdLazy, 63 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 77 NumberOfFragments, 186 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1538 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4976 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...