/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_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:17:43,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:17:43,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:17:43,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-24 05:17:43,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:17:43,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:17:43,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:17:43,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:17:43,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:17:44,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:17:44,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:17:44,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:17:44,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:17:44,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:17:44,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:17:44,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:17:44,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 05:17:44,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:17:44,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:17:44,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:17:44,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:17:44,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:17:44,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:17:44,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:17:44,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:17:44,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:17:44,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:17:44,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:17:44,041 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 05:17:44,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:17:44,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:17:44,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:17:44,066 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:17:44,067 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:17:44,067 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:17:44,067 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:17:44,067 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:17:44,067 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:17:44,067 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:17:44,069 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:17:44,069 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:17:44,069 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:17:44,070 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:17:44,070 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:17:44,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:17:44,071 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:17:44,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:17:44,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:17:44,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:17:44,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:17:44,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:17:44,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:17:44,072 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:17:44,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:17:44,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:17:44,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:17:44,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:17:44,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:17:44,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:17:44,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:17:44,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:17:44,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:17:44,076 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:17:44,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:17:44,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:17:44,077 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:17:44,077 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:17:44,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:17:44,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:17:44,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:17:44,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:17:44,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:17:44,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2019-11-24 05:17:44,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e715fc3/74fd52c317604a2f90f757a0f21ad288/FLAG3d9552152 [2019-11-24 05:17:44,980 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:17:44,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2019-11-24 05:17:45,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e715fc3/74fd52c317604a2f90f757a0f21ad288/FLAG3d9552152 [2019-11-24 05:17:45,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e715fc3/74fd52c317604a2f90f757a0f21ad288 [2019-11-24 05:17:45,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:17:45,349 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:17:45,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:17:45,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:17:45,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:17:45,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:17:45" (1/1) ... [2019-11-24 05:17:45,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f0d2013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:45, skipping insertion in model container [2019-11-24 05:17:45,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:17:45" (1/1) ... [2019-11-24 05:17:45,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:17:45,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:17:45,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:17:45,870 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:17:45,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:17:46,024 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:17:46,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46 WrapperNode [2019-11-24 05:17:46,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:17:46,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:17:46,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:17:46,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:17:46,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:17:46,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:17:46,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:17:46,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:17:46,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (1/1) ... [2019-11-24 05:17:46,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:17:46,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:17:46,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:17:46,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:17:46,169 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (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 05:17:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:17:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:17:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:17:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:17:47,548 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:17:47,549 INFO L284 CfgBuilder]: Removed 96 assume(true) statements. [2019-11-24 05:17:47,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:17:47 BoogieIcfgContainer [2019-11-24 05:17:47,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:17:47,552 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:17:47,552 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:17:47,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:17:47,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:17:45" (1/3) ... [2019-11-24 05:17:47,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58176206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:17:47, skipping insertion in model container [2019-11-24 05:17:47,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:17:46" (2/3) ... [2019-11-24 05:17:47,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58176206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:17:47, skipping insertion in model container [2019-11-24 05:17:47,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:17:47" (3/3) ... [2019-11-24 05:17:47,559 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product13.cil.c [2019-11-24 05:17:47,569 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:17:47,576 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:17:47,588 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:17:47,616 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:17:47,616 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:17:47,616 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:17:47,617 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:17:47,617 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:17:47,617 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:17:47,618 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:17:47,618 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:17:47,635 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-11-24 05:17:47,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-24 05:17:47,643 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:17:47,644 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:17:47,645 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:17:47,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:17:47,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1591750857, now seen corresponding path program 1 times [2019-11-24 05:17:47,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:17:47,664 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392390804] [2019-11-24 05:17:47,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:17:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:17:48,021 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 05:17:48,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392390804] [2019-11-24 05:17:48,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:17:48,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:17:48,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960882851] [2019-11-24 05:17:48,028 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 05:17:48,029 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:17:48,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 05:17:48,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 05:17:48,045 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 4 states. [2019-11-24 05:17:48,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:17:48,138 INFO L93 Difference]: Finished difference Result 47 states and 69 transitions. [2019-11-24 05:17:48,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:17:48,140 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-24 05:17:48,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:17:48,147 INFO L225 Difference]: With dead ends: 47 [2019-11-24 05:17:48,148 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:17:48,151 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 05:17:48,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:17:48,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:17:48,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:17:48,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:17:48,180 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-11-24 05:17:48,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:17:48,180 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:17:48,180 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 05:17:48,181 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:17:48,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:17:48,188 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:17:48,240 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-24 05:17:48,241 INFO L440 ceAbstractionStarter]: At program point L647(lines 647 660) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,241 INFO L440 ceAbstractionStarter]: At program point L647-1(lines 1 880) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,241 INFO L440 ceAbstractionStarter]: At program point L647-2(lines 647 660) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,241 INFO L440 ceAbstractionStarter]: At program point L647-3(lines 1 880) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,241 INFO L440 ceAbstractionStarter]: At program point L647-4(lines 647 660) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,242 INFO L440 ceAbstractionStarter]: At program point L647-5(lines 1 880) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,242 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:17:48,242 INFO L440 ceAbstractionStarter]: At program point L551-2(lines 551 565) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,242 INFO L444 ceAbstractionStarter]: For program point L651(lines 651 657) no Hoare annotation was computed. [2019-11-24 05:17:48,242 INFO L444 ceAbstractionStarter]: For program point L651-2(lines 651 657) no Hoare annotation was computed. [2019-11-24 05:17:48,242 INFO L444 ceAbstractionStarter]: For program point L651-4(lines 651 657) no Hoare annotation was computed. [2019-11-24 05:17:48,243 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:17:48,243 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-24 05:17:48,243 INFO L440 ceAbstractionStarter]: At program point L555(lines 555 559) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,244 INFO L440 ceAbstractionStarter]: At program point L721(lines 674 722) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,244 INFO L440 ceAbstractionStarter]: At program point L624(lines 624 631) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,244 INFO L440 ceAbstractionStarter]: At program point L624-1(lines 624 631) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,244 INFO L440 ceAbstractionStarter]: At program point L676(lines 675 720) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:17:48,244 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-24 05:17:48,245 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-24 05:17:48,245 INFO L444 ceAbstractionStarter]: For program point L496-1(line 496) no Hoare annotation was computed. [2019-11-24 05:17:48,245 INFO L444 ceAbstractionStarter]: For program point L496-2(line 496) no Hoare annotation was computed. [2019-11-24 05:17:48,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:17:48 BoogieIcfgContainer [2019-11-24 05:17:48,262 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:17:48,265 INFO L168 Benchmark]: Toolchain (without parser) took 2915.14 ms. Allocated memory was 148.4 MB in the beginning and 232.3 MB in the end (delta: 83.9 MB). Free memory was 105.0 MB in the beginning and 127.4 MB in the end (delta: -22.4 MB). Peak memory consumption was 61.5 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:48,266 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 148.4 MB. Free memory was 124.7 MB in the beginning and 124.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 05:17:48,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.34 ms. Allocated memory was 148.4 MB in the beginning and 205.5 MB in the end (delta: 57.1 MB). Free memory was 104.8 MB in the beginning and 171.5 MB in the end (delta: -66.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:48,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.67 ms. Allocated memory is still 205.5 MB. Free memory was 171.5 MB in the beginning and 168.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:48,270 INFO L168 Benchmark]: Boogie Preprocessor took 72.68 ms. Allocated memory is still 205.5 MB. Free memory was 168.3 MB in the beginning and 166.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:48,271 INFO L168 Benchmark]: RCFGBuilder took 1383.15 ms. Allocated memory was 205.5 MB in the beginning and 232.3 MB in the end (delta: 26.7 MB). Free memory was 165.8 MB in the beginning and 165.0 MB in the end (delta: 763.4 kB). Peak memory consumption was 73.7 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:48,272 INFO L168 Benchmark]: TraceAbstraction took 710.77 ms. Allocated memory is still 232.3 MB. Free memory was 163.7 MB in the beginning and 127.4 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2019-11-24 05:17:48,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 148.4 MB. Free memory was 124.7 MB in the beginning and 124.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.34 ms. Allocated memory was 148.4 MB in the beginning and 205.5 MB in the end (delta: 57.1 MB). Free memory was 104.8 MB in the beginning and 171.5 MB in the end (delta: -66.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.67 ms. Allocated memory is still 205.5 MB. Free memory was 171.5 MB in the beginning and 168.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.68 ms. Allocated memory is still 205.5 MB. Free memory was 168.3 MB in the beginning and 166.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1383.15 ms. Allocated memory was 205.5 MB in the beginning and 232.3 MB in the end (delta: 26.7 MB). Free memory was 165.8 MB in the beginning and 165.0 MB in the end (delta: 763.4 kB). Peak memory consumption was 73.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 710.77 ms. Allocated memory is still 232.3 MB. Free memory was 163.7 MB in the beginning and 127.4 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: 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: 675]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 23 locations, 3 error locations. Result: SAFE, OverallTime: 0.6s, 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=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, 0.1s 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...