/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:32:46,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:32:46,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:32:46,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:32:46,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:32:46,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:32:46,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:32:46,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:32:46,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:32:46,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:32:46,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:32:46,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:32:46,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:32:46,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:32:46,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:32:46,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:32:46,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:32:46,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:32:46,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:32:46,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:32:46,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:32:46,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:32:46,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:32:46,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:32:46,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 05:32:46,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 05:32:46,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 05:32:46,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 05:32:46,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 05:32:46,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 05:32:46,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:32:46,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:32:46,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:32:46,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:32:46,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:32:46,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:32:46,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:32:46,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:32:46,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:32:46,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:32:46,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:32:46,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 05:32:46,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:32:46,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:32:46,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:32:46,103 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:32:46,104 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:32:46,104 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:32:46,104 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:32:46,104 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:32:46,104 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:32:46,105 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:32:46,106 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:32:46,106 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:32:46,106 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:32:46,107 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:32:46,107 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:32:46,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:32:46,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:32:46,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:32:46,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:32:46,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:32:46,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:32:46,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:32:46,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:32:46,110 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:32:46,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:32:46,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:32:46,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:32:46,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:32:46,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:32:46,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:32:46,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:32:46,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:32:46,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:32:46,113 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:32:46,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:32:46,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:32:46,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:32:46,114 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:32:46,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:32:46,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:32:46,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:32:46,412 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:32:46,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:32:46,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2019-11-24 05:32:46,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c61f2500/2da1eff74a6c475b883b7d6c6fbb9202/FLAG9bf3ea988 [2019-11-24 05:32:47,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:32:47,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2019-11-24 05:32:47,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c61f2500/2da1eff74a6c475b883b7d6c6fbb9202/FLAG9bf3ea988 [2019-11-24 05:32:47,363 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c61f2500/2da1eff74a6c475b883b7d6c6fbb9202 [2019-11-24 05:32:47,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:32:47,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:32:47,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:32:47,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:32:47,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:32:47,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:47,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@842d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47, skipping insertion in model container [2019-11-24 05:32:47,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:47,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:32:47,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:32:47,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:32:47,843 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:32:47,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:32:47,995 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:32:47,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47 WrapperNode [2019-11-24 05:32:47,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:32:47,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:32:47,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:32:47,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:32:48,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:32:48,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:32:48,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:32:48,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:32:48,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... [2019-11-24 05:32:48,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:32:48,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:32:48,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:32:48,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:32:48,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:32:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:32:48,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:32:48,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:32:48,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:32:49,620 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:32:49,620 INFO L284 CfgBuilder]: Removed 112 assume(true) statements. [2019-11-24 05:32:49,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:32:49 BoogieIcfgContainer [2019-11-24 05:32:49,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:32:49,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:32:49,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:32:49,626 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:32:49,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:32:47" (1/3) ... [2019-11-24 05:32:49,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578a0544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:32:49, skipping insertion in model container [2019-11-24 05:32:49,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:32:47" (2/3) ... [2019-11-24 05:32:49,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578a0544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:32:49, skipping insertion in model container [2019-11-24 05:32:49,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:32:49" (3/3) ... [2019-11-24 05:32:49,630 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product14.cil.c [2019-11-24 05:32:49,640 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:32:49,647 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:32:49,660 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:32:49,685 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:32:49,686 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:32:49,686 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:32:49,686 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:32:49,686 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:32:49,686 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:32:49,687 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:32:49,687 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:32:49,703 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-24 05:32:49,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:32:49,709 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:32:49,710 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:32:49,711 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:32:49,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:32:49,718 INFO L82 PathProgramCache]: Analyzing trace with hash 592654227, now seen corresponding path program 1 times [2019-11-24 05:32:49,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:32:49,729 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591854917] [2019-11-24 05:32:49,730 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:32:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:32:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 05:32:50,236 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591854917] [2019-11-24 05:32:50,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:32:50,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 05:32:50,238 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576076051] [2019-11-24 05:32:50,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-24 05:32:50,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:32:50,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-24 05:32:50,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-24 05:32:50,259 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 5 states. [2019-11-24 05:32:50,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:32:50,376 INFO L93 Difference]: Finished difference Result 50 states and 75 transitions. [2019-11-24 05:32:50,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:32:50,378 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 8 [2019-11-24 05:32:50,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:32:50,389 INFO L225 Difference]: With dead ends: 50 [2019-11-24 05:32:50,389 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:32:50,395 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-24 05:32:50,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:32:50,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:32:50,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:32:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:32:50,425 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2019-11-24 05:32:50,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:32:50,426 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:32:50,426 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-24 05:32:50,426 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:32:50,426 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:32:50,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:32:50,555 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-11-24 05:32:50,555 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:32:50,555 INFO L440 ceAbstractionStarter]: At program point L70(lines 70 87) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,556 INFO L440 ceAbstractionStarter]: At program point L70-1(lines 1 919) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,556 INFO L440 ceAbstractionStarter]: At program point L70-2(lines 70 87) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,556 INFO L440 ceAbstractionStarter]: At program point L70-3(lines 1 919) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,556 INFO L440 ceAbstractionStarter]: At program point L70-4(lines 70 87) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,557 INFO L440 ceAbstractionStarter]: At program point L70-5(lines 1 919) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,558 INFO L440 ceAbstractionStarter]: At program point L104-2(lines 104 118) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,559 INFO L444 ceAbstractionStarter]: For program point L916(line 916) no Hoare annotation was computed. [2019-11-24 05:32:50,559 INFO L444 ceAbstractionStarter]: For program point L916-1(line 916) no Hoare annotation was computed. [2019-11-24 05:32:50,559 INFO L444 ceAbstractionStarter]: For program point L916-2(line 916) no Hoare annotation was computed. [2019-11-24 05:32:50,560 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2019-11-24 05:32:50,560 INFO L444 ceAbstractionStarter]: For program point L74-2(lines 74 84) no Hoare annotation was computed. [2019-11-24 05:32:50,560 INFO L444 ceAbstractionStarter]: For program point L74-4(lines 74 84) no Hoare annotation was computed. [2019-11-24 05:32:50,560 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:32:50,560 INFO L440 ceAbstractionStarter]: At program point L108(lines 108 112) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,561 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-11-24 05:32:50,561 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 81) no Hoare annotation was computed. [2019-11-24 05:32:50,561 INFO L444 ceAbstractionStarter]: For program point L75-4(lines 75 81) no Hoare annotation was computed. [2019-11-24 05:32:50,562 INFO L440 ceAbstractionStarter]: At program point L868(lines 819 869) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,563 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-11-24 05:32:50,563 INFO L440 ceAbstractionStarter]: At program point L821(lines 820 867) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,563 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2019-11-24 05:32:50,563 INFO L440 ceAbstractionStarter]: At program point L183(lines 183 190) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,564 INFO L440 ceAbstractionStarter]: At program point L183-1(lines 183 190) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-24 05:32:50,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:32:50 BoogieIcfgContainer [2019-11-24 05:32:50,578 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:32:50,581 INFO L168 Benchmark]: Toolchain (without parser) took 3207.42 ms. Allocated memory was 137.4 MB in the beginning and 232.8 MB in the end (delta: 95.4 MB). Free memory was 100.6 MB in the beginning and 107.0 MB in the end (delta: -6.3 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:50,582 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 137.4 MB. Free memory is still 120.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 05:32:50,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.81 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 100.6 MB in the beginning and 169.5 MB in the end (delta: -68.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:50,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.50 ms. Allocated memory is still 201.9 MB. Free memory was 168.5 MB in the beginning and 165.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:50,585 INFO L168 Benchmark]: Boogie Preprocessor took 50.72 ms. Allocated memory is still 201.9 MB. Free memory was 165.3 MB in the beginning and 163.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:50,586 INFO L168 Benchmark]: RCFGBuilder took 1489.98 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 163.4 MB in the beginning and 159.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:50,587 INFO L168 Benchmark]: TraceAbstraction took 955.32 ms. Allocated memory is still 232.8 MB. Free memory was 159.6 MB in the beginning and 107.0 MB in the end (delta: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 7.1 GB. [2019-11-24 05:32:50,592 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 137.4 MB. Free memory is still 120.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 622.81 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 100.6 MB in the beginning and 169.5 MB in the end (delta: -68.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 81.50 ms. Allocated memory is still 201.9 MB. Free memory was 168.5 MB in the beginning and 165.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.72 ms. Allocated memory is still 201.9 MB. Free memory was 165.3 MB in the beginning and 163.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1489.98 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 163.4 MB in the beginning and 159.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 955.32 ms. Allocated memory is still 232.8 MB. Free memory was 159.6 MB in the beginning and 107.0 MB in the end (delta: 52.6 MB). Peak memory consumption was 52.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 916]: 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: 819]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 3 error locations. Result: SAFE, OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 20 SDtfs, 44 SDslu, 13 SDs, 0 SdLazy, 18 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 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, 85 HoareAnnotationTreeSize, 13 FomulaSimplifications, 112 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 231 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...