/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:32:48,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:32:48,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:32:48,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:32:48,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:32:48,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:32:48,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:32:48,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:32:48,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:32:48,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:32:48,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:32:48,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:32:48,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:32:48,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:32:48,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:32:48,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:32:48,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:32:48,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:32:48,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:32:48,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:32:48,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:32:48,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:32:48,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:32:48,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:32:48,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 05:32:48,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:32:48,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:32:48,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:32:48,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:32:48,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:32:48,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:32:48,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:32:48,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:32:48,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:32:48,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:32:48,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:32:48,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 05:32:48,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:32:48,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:32:48,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:32:48,537 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:32:48,537 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:32:48,538 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:32:48,538 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:32:48,538 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:32:48,538 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:32:48,538 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:32:48,538 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:32:48,540 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:32:48,540 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:32:48,540 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:32:48,540 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:32:48,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:32:48,542 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:32:48,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:32:48,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:32:48,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:32:48,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:32:48,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:32:48,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:32:48,543 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:32:48,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:32:48,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:32:48,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:32:48,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:32:48,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:32:48,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:32:48,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:32:48,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:32:48,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:32:48,547 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:32:48,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:32:48,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:32:48,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:32:48,549 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:32:48,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:32:48,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:32:48,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:32:48,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:32:48,839 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:32:48,840 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-11-24 05:32:48,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59c1d05bc/72d6f439bf1c4ef39519630a07de595e/FLAGfef51cdc5 [2019-11-24 05:32:49,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:32:49,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-11-24 05:32:49,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59c1d05bc/72d6f439bf1c4ef39519630a07de595e/FLAGfef51cdc5 [2019-11-24 05:32:49,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59c1d05bc/72d6f439bf1c4ef39519630a07de595e [2019-11-24 05:32:49,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:32:49,749 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:32:49,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:32:49,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:32:49,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:32:49,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:32:49" (1/1) ... [2019-11-24 05:32:49,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ad34fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:49, skipping insertion in model container [2019-11-24 05:32:49,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:32:49" (1/1) ... [2019-11-24 05:32:49,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:32:49,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:32:50,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:32:50,231 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:32:50,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:32:50,399 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:32:50,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50 WrapperNode [2019-11-24 05:32:50,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:32:50,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:32:50,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:32:50,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:32:50,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:32:50,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:32:50,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:32:50,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:32:50,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (1/1) ... [2019-11-24 05:32:50,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:32:50,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:32:50,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:32:50,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:32:50,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (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 [2019-11-24 05:32:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:32:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:32:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:32:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:32:52,234 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:32:52,234 INFO L284 CfgBuilder]: Removed 112 assume(true) statements. [2019-11-24 05:32:52,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:32:52 BoogieIcfgContainer [2019-11-24 05:32:52,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:32:52,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:32:52,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:32:52,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:32:52,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:32:49" (1/3) ... [2019-11-24 05:32:52,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@351faa4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:32:52, skipping insertion in model container [2019-11-24 05:32:52,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:50" (2/3) ... [2019-11-24 05:32:52,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@351faa4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:32:52, skipping insertion in model container [2019-11-24 05:32:52,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:32:52" (3/3) ... [2019-11-24 05:32:52,244 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product18.cil.c [2019-11-24 05:32:52,254 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:32:52,261 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:32:52,273 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:32:52,299 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:32:52,299 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:32:52,299 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:32:52,299 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:32:52,300 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:32:52,300 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:32:52,300 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:32:52,300 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:32:52,316 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-24 05:32:52,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:32:52,322 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:32:52,323 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:32:52,324 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:32:52,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:32:52,330 INFO L82 PathProgramCache]: Analyzing trace with hash 485513660, now seen corresponding path program 1 times [2019-11-24 05:32:52,340 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:32:52,341 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717445554] [2019-11-24 05:32:52,341 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:32:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:32:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 05:32:52,722 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717445554] [2019-11-24 05:32:52,723 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:32:52,723 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:32:52,724 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187329282] [2019-11-24 05:32:52,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 05:32:52,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:32:52,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 05:32:52,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 05:32:52,747 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 4 states. [2019-11-24 05:32:52,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:32:52,865 INFO L93 Difference]: Finished difference Result 50 states and 75 transitions. [2019-11-24 05:32:52,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:32:52,867 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-24 05:32:52,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:32:52,878 INFO L225 Difference]: With dead ends: 50 [2019-11-24 05:32:52,878 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:32:52,884 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 05:32:52,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:32:52,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:32:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:32:52,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:32:52,914 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2019-11-24 05:32:52,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:32:52,915 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:32:52,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 05:32:52,915 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:32:52,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:32:52,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:32:53,007 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 289) no Hoare annotation was computed. [2019-11-24 05:32:53,007 INFO L440 ceAbstractionStarter]: At program point L416(lines 416 423) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,008 INFO L440 ceAbstractionStarter]: At program point L416-1(lines 416 423) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,008 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:32:53,008 INFO L440 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,008 INFO L440 ceAbstractionStarter]: At program point L56(lines 55 102) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,009 INFO L444 ceAbstractionStarter]: For program point L289(line 289) no Hoare annotation was computed. [2019-11-24 05:32:53,009 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:32:53,009 INFO L444 ceAbstractionStarter]: For program point L289-1(line 289) no Hoare annotation was computed. [2019-11-24 05:32:53,009 INFO L444 ceAbstractionStarter]: For program point L289-2(line 289) no Hoare annotation was computed. [2019-11-24 05:32:53,010 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 289) no Hoare annotation was computed. [2019-11-24 05:32:53,010 INFO L440 ceAbstractionStarter]: At program point L458(lines 458 475) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,010 INFO L440 ceAbstractionStarter]: At program point L458-1(lines 1 933) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,011 INFO L440 ceAbstractionStarter]: At program point L458-2(lines 458 475) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,011 INFO L440 ceAbstractionStarter]: At program point L458-3(lines 1 933) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,011 INFO L440 ceAbstractionStarter]: At program point L458-4(lines 458 475) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,011 INFO L440 ceAbstractionStarter]: At program point L458-5(lines 1 933) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,011 INFO L440 ceAbstractionStarter]: At program point L343-2(lines 343 357) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,012 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 289) no Hoare annotation was computed. [2019-11-24 05:32:53,012 INFO L444 ceAbstractionStarter]: For program point L462(lines 462 472) no Hoare annotation was computed. [2019-11-24 05:32:53,012 INFO L444 ceAbstractionStarter]: For program point L462-2(lines 462 472) no Hoare annotation was computed. [2019-11-24 05:32:53,012 INFO L444 ceAbstractionStarter]: For program point L462-4(lines 462 472) no Hoare annotation was computed. [2019-11-24 05:32:53,013 INFO L440 ceAbstractionStarter]: At program point L347(lines 347 351) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:32:53,013 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 469) no Hoare annotation was computed. [2019-11-24 05:32:53,013 INFO L444 ceAbstractionStarter]: For program point L463-2(lines 463 469) no Hoare annotation was computed. [2019-11-24 05:32:53,013 INFO L444 ceAbstractionStarter]: For program point L463-4(lines 463 469) no Hoare annotation was computed. [2019-11-24 05:32:53,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:32:53 BoogieIcfgContainer [2019-11-24 05:32:53,036 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:32:53,040 INFO L168 Benchmark]: Toolchain (without parser) took 3288.93 ms. Allocated memory was 138.9 MB in the beginning and 235.9 MB in the end (delta: 97.0 MB). Free memory was 101.2 MB in the beginning and 113.6 MB in the end (delta: -12.5 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:53,042 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 05:32:53,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.03 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 100.7 MB in the beginning and 171.4 MB in the end (delta: -70.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:53,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.41 ms. Allocated memory is still 203.4 MB. Free memory was 171.4 MB in the beginning and 168.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:53,048 INFO L168 Benchmark]: Boogie Preprocessor took 83.56 ms. Allocated memory is still 203.4 MB. Free memory was 168.1 MB in the beginning and 165.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:53,049 INFO L168 Benchmark]: RCFGBuilder took 1618.65 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 165.5 MB in the beginning and 153.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:53,050 INFO L168 Benchmark]: TraceAbstraction took 799.36 ms. Allocated memory is still 235.9 MB. Free memory was 153.8 MB in the beginning and 113.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:53,064 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 649.03 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 100.7 MB in the beginning and 171.4 MB in the end (delta: -70.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 133.41 ms. Allocated memory is still 203.4 MB. Free memory was 171.4 MB in the beginning and 168.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.56 ms. Allocated memory is still 203.4 MB. Free memory was 168.1 MB in the beginning and 165.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1618.65 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 165.5 MB in the beginning and 153.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 799.36 ms. Allocated memory is still 235.9 MB. Free memory was 153.8 MB in the beginning and 113.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 289]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 289]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 289]: 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: 54]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 3 error locations. Result: SAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 20 SDtfs, 26 SDslu, 13 SDs, 0 SdLazy, 18 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 32 NumberOfFragments, 37 HoareAnnotationTreeSize, 13 FomulaSimplifications, 64 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...