/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_spec1_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:17:40,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:17:40,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:17:40,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:17:40,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:17:40,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:17:40,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:17:40,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:17:40,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:17:40,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:17:40,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:17:40,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:17:40,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:17:40,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:17:40,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:17:40,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:17:40,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:17:40,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:17:40,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:17:40,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:17:40,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:17:40,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:17:40,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:17:40,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:17:40,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 05:17:40,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:17:40,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:17:40,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:17:40,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:17:40,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:17:40,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:17:40,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:17:40,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:17:40,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:17:40,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:17:40,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:17:40,738 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 05:17:40,758 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:17:40,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:17:40,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:17:40,760 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:17:40,760 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:17:40,760 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:17:40,760 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:17:40,761 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:17:40,761 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:17:40,761 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:17:40,762 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:17:40,762 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:17:40,762 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:17:40,763 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:17:40,763 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:17:40,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:17:40,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:17:40,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:17:40,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:17:40,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:17:40,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:17:40,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:17:40,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:17:40,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:17:40,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:17:40,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:17:40,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:17:40,766 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:17:40,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:17:40,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:17:40,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:17:40,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:17:40,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:17:40,768 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:17:40,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:17:40,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:17:40,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:17:40,769 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:17:41,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:17:41,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:17:41,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:17:41,076 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:17:41,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:17:41,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2019-11-24 05:17:41,155 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d7106eb/2463f45f3d474ff692b5d913c1a49045/FLAGe12e5a164 [2019-11-24 05:17:41,728 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:17:41,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2019-11-24 05:17:41,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d7106eb/2463f45f3d474ff692b5d913c1a49045/FLAGe12e5a164 [2019-11-24 05:17:42,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39d7106eb/2463f45f3d474ff692b5d913c1a49045 [2019-11-24 05:17:42,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:17:42,069 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:17:42,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:17:42,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:17:42,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:17:42,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a215b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42, skipping insertion in model container [2019-11-24 05:17:42,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:17:42,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:17:42,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:17:42,576 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:17:42,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:17:42,697 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:17:42,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42 WrapperNode [2019-11-24 05:17:42,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:17:42,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:17:42,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:17:42,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:17:42,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:17:42,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:17:42,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:17:42,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:17:42,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (1/1) ... [2019-11-24 05:17:42,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:17:42,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:17:42,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:17:42,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:17:42,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (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 05:17:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:17:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:17:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:17:42,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:17:43,982 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:17:43,983 INFO L284 CfgBuilder]: Removed 68 assume(true) statements. [2019-11-24 05:17:43,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:17:43 BoogieIcfgContainer [2019-11-24 05:17:43,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:17:43,985 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:17:43,985 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:17:43,988 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:17:43,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:17:42" (1/3) ... [2019-11-24 05:17:43,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3752c569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:17:43, skipping insertion in model container [2019-11-24 05:17:43,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:42" (2/3) ... [2019-11-24 05:17:43,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3752c569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:17:43, skipping insertion in model container [2019-11-24 05:17:43,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:17:43" (3/3) ... [2019-11-24 05:17:43,992 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2019-11-24 05:17:44,003 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:17:44,010 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:17:44,023 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:17:44,048 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:17:44,048 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:17:44,048 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:17:44,048 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:17:44,049 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:17:44,049 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:17:44,049 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:17:44,049 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:17:44,065 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-11-24 05:17:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-24 05:17:44,071 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:17:44,072 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:17:44,072 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:17:44,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:17:44,079 INFO L82 PathProgramCache]: Analyzing trace with hash -808021113, now seen corresponding path program 1 times [2019-11-24 05:17:44,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:17:44,089 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267070610] [2019-11-24 05:17:44,090 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:17:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:17:44,367 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 05:17:44,368 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267070610] [2019-11-24 05:17:44,369 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:17:44,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:17:44,370 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442125540] [2019-11-24 05:17:44,375 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 05:17:44,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:17:44,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 05:17:44,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 05:17:44,392 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 4 states. [2019-11-24 05:17:44,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:17:44,478 INFO L93 Difference]: Finished difference Result 47 states and 69 transitions. [2019-11-24 05:17:44,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:17:44,480 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-24 05:17:44,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:17:44,488 INFO L225 Difference]: With dead ends: 47 [2019-11-24 05:17:44,488 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:17:44,492 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 05:17:44,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:17:44,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:17:44,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:17:44,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:17:44,519 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-11-24 05:17:44,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:17:44,519 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:17:44,519 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 05:17:44,520 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:17:44,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:17:44,524 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:17:44,616 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-24 05:17:44,616 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:17:44,616 INFO L440 ceAbstractionStarter]: At program point L220(lines 220 224) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,616 INFO L440 ceAbstractionStarter]: At program point L816(lines 816 829) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,617 INFO L440 ceAbstractionStarter]: At program point L816-1(lines 1 867) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,617 INFO L440 ceAbstractionStarter]: At program point L816-2(lines 816 829) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,617 INFO L440 ceAbstractionStarter]: At program point L816-3(lines 1 867) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,617 INFO L440 ceAbstractionStarter]: At program point L816-4(lines 816 829) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,617 INFO L440 ceAbstractionStarter]: At program point L816-5(lines 1 867) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,617 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:17:44,617 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-24 05:17:44,617 INFO L440 ceAbstractionStarter]: At program point L291(lines 291 298) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,618 INFO L440 ceAbstractionStarter]: At program point L291-1(lines 291 298) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,618 INFO L444 ceAbstractionStarter]: For program point L820(lines 820 826) no Hoare annotation was computed. [2019-11-24 05:17:44,618 INFO L444 ceAbstractionStarter]: For program point L820-2(lines 820 826) no Hoare annotation was computed. [2019-11-24 05:17:44,618 INFO L444 ceAbstractionStarter]: For program point L820-4(lines 820 826) no Hoare annotation was computed. [2019-11-24 05:17:44,618 INFO L444 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-24 05:17:44,618 INFO L444 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-24 05:17:44,618 INFO L444 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-24 05:17:44,619 INFO L440 ceAbstractionStarter]: At program point L196(lines 147 197) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,619 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-24 05:17:44,619 INFO L440 ceAbstractionStarter]: At program point L149(lines 148 195) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,619 INFO L440 ceAbstractionStarter]: At program point L216-2(lines 216 230) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:44,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:17:44 BoogieIcfgContainer [2019-11-24 05:17:44,632 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:17:44,635 INFO L168 Benchmark]: Toolchain (without parser) took 2564.88 ms. Allocated memory was 139.5 MB in the beginning and 237.0 MB in the end (delta: 97.5 MB). Free memory was 102.7 MB in the beginning and 168.1 MB in the end (delta: -65.4 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:44,636 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 139.5 MB. Free memory is still 122.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 05:17:44,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.35 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 102.7 MB in the beginning and 171.3 MB in the end (delta: -68.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:44,638 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.00 ms. Allocated memory is still 203.4 MB. Free memory was 171.3 MB in the beginning and 168.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:44,639 INFO L168 Benchmark]: Boogie Preprocessor took 72.04 ms. Allocated memory is still 203.4 MB. Free memory was 168.4 MB in the beginning and 166.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:44,640 INFO L168 Benchmark]: RCFGBuilder took 1151.79 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 166.5 MB in the beginning and 203.6 MB in the end (delta: -37.1 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:44,641 INFO L168 Benchmark]: TraceAbstraction took 647.42 ms. Allocated memory is still 237.0 MB. Free memory was 203.6 MB in the beginning and 168.1 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:44,646 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 139.5 MB. Free memory is still 122.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 627.35 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 102.7 MB in the beginning and 171.3 MB in the end (delta: -68.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 62.00 ms. Allocated memory is still 203.4 MB. Free memory was 171.3 MB in the beginning and 168.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.04 ms. Allocated memory is still 203.4 MB. Free memory was 168.4 MB in the beginning and 166.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1151.79 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 166.5 MB in the beginning and 203.6 MB in the end (delta: -37.1 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 647.42 ms. Allocated memory is still 237.0 MB. Free memory was 203.6 MB in the beginning and 168.1 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 147]: 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, 23 locations, 3 error locations. Result: SAFE, OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 20 SDtfs, 28 SDslu, 13 SDs, 0 SdLazy, 18 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 96 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...