/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_spec4_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:29:24,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:29:24,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:29:24,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:29:24,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:29:24,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:29:24,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:29:24,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:29:24,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:29:24,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:29:24,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:29:24,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:29:24,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:29:24,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:29:24,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:29:24,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:29:24,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:29:24,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:29:24,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:29:24,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:29:24,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:29:24,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:29:24,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:29:24,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:29:24,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 05:29:24,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:29:24,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:29:24,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:29:24,977 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 05:29:24,992 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:29:24,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:29:24,993 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:29:24,993 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:29:24,994 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:29:24,994 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:29:24,994 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:29:24,994 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:29:24,994 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:29:24,995 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:29:24,995 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:29:24,995 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:29:24,995 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:29:24,995 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:29:24,996 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:29:24,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:29:24,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:29:24,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:29:24,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:29:24,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:29:24,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:29:24,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:29:24,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:29:24,998 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:29:24,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:29:24,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:29:24,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:29:24,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:29:24,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:29:24,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:29:24,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:29:24,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:29:25,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:29:25,000 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:29:25,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:29:25,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:29:25,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:29:25,001 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:29:25,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:29:25,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:29:25,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:29:25,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:29:25,282 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:29:25,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2019-11-24 05:29:25,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c35cd8d05/7bc5b71ad34444a4b11c6af677aa50d9/FLAG4c2fd0ce3 [2019-11-24 05:29:25,882 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:29:25,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2019-11-24 05:29:25,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c35cd8d05/7bc5b71ad34444a4b11c6af677aa50d9/FLAG4c2fd0ce3 [2019-11-24 05:29:26,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c35cd8d05/7bc5b71ad34444a4b11c6af677aa50d9 [2019-11-24 05:29:26,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:29:26,189 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:29:26,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:29:26,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:29:26,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:29:26,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:26,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9f97a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26, skipping insertion in model container [2019-11-24 05:29:26,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:26,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:29:26,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:29:26,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:29:26,740 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:29:26,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:29:26,909 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:29:26,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26 WrapperNode [2019-11-24 05:29:26,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:29:26,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:29:26,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:29:26,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:29:26,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:26,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:26,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:29:26,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:29:26,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:29:26,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:29:26,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:26,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:26,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:26,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:27,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:27,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:27,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (1/1) ... [2019-11-24 05:29:27,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:29:27,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:29:27,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:29:27,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:29:27,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (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 05:29:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:29:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:29:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:29:27,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:29:29,124 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:29:29,125 INFO L284 CfgBuilder]: Removed 162 assume(true) statements. [2019-11-24 05:29:29,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:29:29 BoogieIcfgContainer [2019-11-24 05:29:29,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:29:29,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:29:29,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:29:29,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:29:29,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:29:26" (1/3) ... [2019-11-24 05:29:29,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@388741f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:29:29, skipping insertion in model container [2019-11-24 05:29:29,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:29:26" (2/3) ... [2019-11-24 05:29:29,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@388741f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:29:29, skipping insertion in model container [2019-11-24 05:29:29,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:29:29" (3/3) ... [2019-11-24 05:29:29,134 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product32.cil.c [2019-11-24 05:29:29,144 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:29:29,152 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:29:29,163 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:29:29,188 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:29:29,188 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:29:29,188 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:29:29,188 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:29:29,189 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:29:29,189 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:29:29,189 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:29:29,189 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:29:29,205 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-11-24 05:29:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-24 05:29:29,211 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:29:29,212 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:29:29,213 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:29:29,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:29:29,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1718170340, now seen corresponding path program 1 times [2019-11-24 05:29:29,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:29:29,230 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384735324] [2019-11-24 05:29:29,230 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:29:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:29:29,691 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 05:29:29,692 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384735324] [2019-11-24 05:29:29,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:29:29,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:29:29,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582908379] [2019-11-24 05:29:29,702 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 05:29:29,703 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:29:29,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 05:29:29,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 05:29:29,720 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 4 states. [2019-11-24 05:29:29,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:29:29,826 INFO L93 Difference]: Finished difference Result 47 states and 69 transitions. [2019-11-24 05:29:29,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:29:29,829 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2019-11-24 05:29:29,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:29:29,839 INFO L225 Difference]: With dead ends: 47 [2019-11-24 05:29:29,839 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:29:29,846 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 05:29:29,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:29:29,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:29:29,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:29:29,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:29:29,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-11-24 05:29:29,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:29:29,877 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:29:29,878 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 05:29:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:29:29,878 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:29:29,883 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:29:29,947 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 111) no Hoare annotation was computed. [2019-11-24 05:29:29,948 INFO L440 ceAbstractionStarter]: At program point L203(lines 203 210) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,948 INFO L440 ceAbstractionStarter]: At program point L203-1(lines 203 210) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,948 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 111) no Hoare annotation was computed. [2019-11-24 05:29:29,948 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-24 05:29:29,948 INFO L444 ceAbstractionStarter]: For program point L111-1(line 111) no Hoare annotation was computed. [2019-11-24 05:29:29,948 INFO L444 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-11-24 05:29:29,949 INFO L440 ceAbstractionStarter]: At program point L909(lines 908 957) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,950 INFO L440 ceAbstractionStarter]: At program point L51(lines 51 64) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,950 INFO L440 ceAbstractionStarter]: At program point L51-1(lines 1 965) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,950 INFO L440 ceAbstractionStarter]: At program point L51-2(lines 51 64) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,950 INFO L440 ceAbstractionStarter]: At program point L51-3(lines 1 965) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,950 INFO L440 ceAbstractionStarter]: At program point L51-4(lines 51 64) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,951 INFO L440 ceAbstractionStarter]: At program point L51-5(lines 1 965) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,951 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:29:29,951 INFO L444 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-11-24 05:29:29,951 INFO L444 ceAbstractionStarter]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-11-24 05:29:29,952 INFO L444 ceAbstractionStarter]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-11-24 05:29:29,952 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:29:29,952 INFO L440 ceAbstractionStarter]: At program point L128-2(lines 128 142) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,953 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 111) no Hoare annotation was computed. [2019-11-24 05:29:29,953 INFO L440 ceAbstractionStarter]: At program point L132(lines 132 136) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,953 INFO L440 ceAbstractionStarter]: At program point L958(lines 907 959) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:29:29,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:29:29 BoogieIcfgContainer [2019-11-24 05:29:29,976 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:29:29,979 INFO L168 Benchmark]: Toolchain (without parser) took 3788.83 ms. Allocated memory was 145.8 MB in the beginning and 245.9 MB in the end (delta: 100.1 MB). Free memory was 100.8 MB in the beginning and 165.8 MB in the end (delta: -65.0 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:29:29,980 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 145.8 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 05:29:29,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.37 ms. Allocated memory was 145.8 MB in the beginning and 204.5 MB in the end (delta: 58.7 MB). Free memory was 100.8 MB in the beginning and 171.8 MB in the end (delta: -71.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-11-24 05:29:29,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.80 ms. Allocated memory is still 204.5 MB. Free memory was 171.8 MB in the beginning and 168.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-11-24 05:29:29,985 INFO L168 Benchmark]: Boogie Preprocessor took 42.80 ms. Allocated memory is still 204.5 MB. Free memory was 168.0 MB in the beginning and 165.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-11-24 05:29:29,986 INFO L168 Benchmark]: RCFGBuilder took 2103.23 ms. Allocated memory was 204.5 MB in the beginning and 245.9 MB in the end (delta: 41.4 MB). Free memory was 165.1 MB in the beginning and 208.2 MB in the end (delta: -43.1 MB). Peak memory consumption was 112.6 MB. Max. memory is 7.1 GB. [2019-11-24 05:29:29,987 INFO L168 Benchmark]: TraceAbstraction took 848.77 ms. Allocated memory is still 245.9 MB. Free memory was 208.2 MB in the beginning and 165.8 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. [2019-11-24 05:29:30,002 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 145.8 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.37 ms. Allocated memory was 145.8 MB in the beginning and 204.5 MB in the end (delta: 58.7 MB). Free memory was 100.8 MB in the beginning and 171.8 MB in the end (delta: -71.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 69.80 ms. Allocated memory is still 204.5 MB. Free memory was 171.8 MB in the beginning and 168.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.80 ms. Allocated memory is still 204.5 MB. Free memory was 168.0 MB in the beginning and 165.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2103.23 ms. Allocated memory was 204.5 MB in the beginning and 245.9 MB in the end (delta: 41.4 MB). Free memory was 165.1 MB in the beginning and 208.2 MB in the end (delta: -43.1 MB). Peak memory consumption was 112.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 848.77 ms. Allocated memory is still 245.9 MB. Free memory was 208.2 MB in the beginning and 165.8 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 111]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 111]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 111]: 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: 51]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 23 locations, 3 error locations. Result: SAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 20 SDtfs, 26 SDslu, 13 SDs, 0 SdLazy, 18 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=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, 0.2s 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...