/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_spec2_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:20:01,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:20:01,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:20:01,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-24 05:20:01,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:20:01,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:20:01,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:20:01,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:20:01,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:20:01,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:20:01,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:20:01,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:20:01,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:20:01,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:20:01,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:20:01,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:20:01,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 05:20:01,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:20:01,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:20:01,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:20:01,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:20:01,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:20:01,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:20:01,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:20:01,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:20:01,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:20:01,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:20:01,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:20:01,131 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 05:20:01,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:20:01,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:20:01,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:20:01,148 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:20:01,149 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:20:01,149 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:20:01,149 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:20:01,149 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:20:01,149 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:20:01,150 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:20:01,150 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:20:01,150 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:20:01,150 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:20:01,150 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:20:01,151 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:20:01,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:20:01,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:20:01,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:20:01,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:20:01,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:20:01,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:20:01,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:20:01,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:20:01,154 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:20:01,154 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:20:01,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:20:01,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:20:01,154 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:20:01,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:20:01,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:20:01,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:20:01,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:20:01,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:20:01,156 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:20:01,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:20:01,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:20:01,157 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:20:01,157 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:20:01,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:20:01,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:20:01,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:20:01,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:20:01,459 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:20:01,460 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2019-11-24 05:20:01,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bbdffcd8/47fbfd8b483b47f4ae1b0a8e677a8473/FLAG5169c8051 [2019-11-24 05:20:02,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:20:02,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2019-11-24 05:20:02,110 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bbdffcd8/47fbfd8b483b47f4ae1b0a8e677a8473/FLAG5169c8051 [2019-11-24 05:20:02,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bbdffcd8/47fbfd8b483b47f4ae1b0a8e677a8473 [2019-11-24 05:20:02,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:20:02,375 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:20:02,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:20:02,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:20:02,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:20:02,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:20:02" (1/1) ... [2019-11-24 05:20:02,384 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 05:20:02, skipping insertion in model container [2019-11-24 05:20:02,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:20:02" (1/1) ... [2019-11-24 05:20:02,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:20:02,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:20:02,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:20:02,860 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:20:03,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:20:03,039 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:20:03,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03 WrapperNode [2019-11-24 05:20:03,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:20:03,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:20:03,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:20:03,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:20:03,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:20:03,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:20:03,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:20:03,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:20:03,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (1/1) ... [2019-11-24 05:20:03,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:20:03,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:20:03,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:20:03,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:20:03,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (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 05:20:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:20:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:20:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:20:03,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:20:04,433 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:20:04,433 INFO L284 CfgBuilder]: Removed 68 assume(true) statements. [2019-11-24 05:20:04,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:20:04 BoogieIcfgContainer [2019-11-24 05:20:04,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:20:04,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:20:04,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:20:04,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:20:04,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:20:02" (1/3) ... [2019-11-24 05:20:04,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b82de79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:20:04, skipping insertion in model container [2019-11-24 05:20:04,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:03" (2/3) ... [2019-11-24 05:20:04,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b82de79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:20:04, skipping insertion in model container [2019-11-24 05:20:04,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:20:04" (3/3) ... [2019-11-24 05:20:04,448 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2019-11-24 05:20:04,458 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:20:04,467 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:20:04,479 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:20:04,508 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:20:04,509 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:20:04,509 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:20:04,509 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:20:04,510 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:20:04,510 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:20:04,510 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:20:04,510 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:20:04,530 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-24 05:20:04,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:20:04,538 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:20:04,539 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:20:04,539 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:20:04,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:20:04,546 INFO L82 PathProgramCache]: Analyzing trace with hash 421155908, now seen corresponding path program 1 times [2019-11-24 05:20:04,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:20:04,556 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542085171] [2019-11-24 05:20:04,557 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:20:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:20:04,917 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 05:20:04,918 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542085171] [2019-11-24 05:20:04,919 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:20:04,920 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:20:04,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404588443] [2019-11-24 05:20:04,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 05:20:04,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:20:04,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 05:20:04,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 05:20:04,947 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 4 states. [2019-11-24 05:20:05,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:20:05,039 INFO L93 Difference]: Finished difference Result 50 states and 75 transitions. [2019-11-24 05:20:05,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:20:05,043 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-24 05:20:05,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:20:05,052 INFO L225 Difference]: With dead ends: 50 [2019-11-24 05:20:05,052 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:20:05,061 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 05:20:05,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:20:05,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:20:05,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:20:05,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:20:05,091 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2019-11-24 05:20:05,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:20:05,092 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:20:05,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 05:20:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:20:05,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:20:05,097 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:20:05,182 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-24 05:20:05,182 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:20:05,182 INFO L440 ceAbstractionStarter]: At program point L634(lines 634 651) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,182 INFO L440 ceAbstractionStarter]: At program point L634-1(lines 1 870) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,183 INFO L440 ceAbstractionStarter]: At program point L667-2(lines 667 681) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,183 INFO L440 ceAbstractionStarter]: At program point L634-2(lines 634 651) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,183 INFO L440 ceAbstractionStarter]: At program point L634-3(lines 1 870) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,183 INFO L440 ceAbstractionStarter]: At program point L634-4(lines 634 651) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,183 INFO L440 ceAbstractionStarter]: At program point L634-5(lines 1 870) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,183 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:20:05,184 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-24 05:20:05,184 INFO L440 ceAbstractionStarter]: At program point L671(lines 671 675) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,184 INFO L444 ceAbstractionStarter]: For program point L638(lines 638 648) no Hoare annotation was computed. [2019-11-24 05:20:05,184 INFO L444 ceAbstractionStarter]: For program point L638-2(lines 638 648) no Hoare annotation was computed. [2019-11-24 05:20:05,184 INFO L444 ceAbstractionStarter]: For program point L638-4(lines 638 648) no Hoare annotation was computed. [2019-11-24 05:20:05,184 INFO L444 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-24 05:20:05,185 INFO L444 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-24 05:20:05,185 INFO L444 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-24 05:20:05,186 INFO L444 ceAbstractionStarter]: For program point L639(lines 639 645) no Hoare annotation was computed. [2019-11-24 05:20:05,186 INFO L444 ceAbstractionStarter]: For program point L639-2(lines 639 645) no Hoare annotation was computed. [2019-11-24 05:20:05,186 INFO L444 ceAbstractionStarter]: For program point L639-4(lines 639 645) no Hoare annotation was computed. [2019-11-24 05:20:05,187 INFO L440 ceAbstractionStarter]: At program point L475(lines 428 476) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,187 INFO L440 ceAbstractionStarter]: At program point L742(lines 742 749) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,188 INFO L440 ceAbstractionStarter]: At program point L742-1(lines 742 749) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,188 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-24 05:20:05,188 INFO L440 ceAbstractionStarter]: At program point L430(lines 429 474) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:20:05,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:20:05 BoogieIcfgContainer [2019-11-24 05:20:05,207 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:20:05,209 INFO L168 Benchmark]: Toolchain (without parser) took 2833.03 ms. Allocated memory was 140.5 MB in the beginning and 234.9 MB in the end (delta: 94.4 MB). Free memory was 99.9 MB in the beginning and 164.8 MB in the end (delta: -64.9 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:05,210 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-24 05:20:05,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.42 ms. Allocated memory was 140.5 MB in the beginning and 202.4 MB in the end (delta: 61.9 MB). Free memory was 99.7 MB in the beginning and 170.1 MB in the end (delta: -70.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:05,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.26 ms. Allocated memory is still 202.4 MB. Free memory was 170.1 MB in the beginning and 167.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:05,213 INFO L168 Benchmark]: Boogie Preprocessor took 37.18 ms. Allocated memory is still 202.4 MB. Free memory was 167.5 MB in the beginning and 165.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:05,214 INFO L168 Benchmark]: RCFGBuilder took 1296.25 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 165.5 MB in the beginning and 201.0 MB in the end (delta: -35.5 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:05,215 INFO L168 Benchmark]: TraceAbstraction took 769.25 ms. Allocated memory is still 234.9 MB. Free memory was 201.0 MB in the beginning and 164.8 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:05,220 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.42 ms. Allocated memory was 140.5 MB in the beginning and 202.4 MB in the end (delta: 61.9 MB). Free memory was 99.7 MB in the beginning and 170.1 MB in the end (delta: -70.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 62.26 ms. Allocated memory is still 202.4 MB. Free memory was 170.1 MB in the beginning and 167.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.18 ms. Allocated memory is still 202.4 MB. Free memory was 167.5 MB in the beginning and 165.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1296.25 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 165.5 MB in the beginning and 201.0 MB in the end (delta: -35.5 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 769.25 ms. Allocated memory is still 234.9 MB. Free memory was 201.0 MB in the beginning and 164.8 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 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: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 3 error locations. Result: SAFE, OverallTime: 0.6s, 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=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...