/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:19:47,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:19:47,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:19:47,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:19:47,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:19:47,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:19:47,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:19:47,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:19:47,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:19:47,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:19:47,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:19:47,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:19:47,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:19:47,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:19:47,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:19:47,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:19:47,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:19:47,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:19:47,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:19:47,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:19:47,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:19:47,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:19:47,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:19:47,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:19:47,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 05:19:47,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 05:19:47,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 05:19:47,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 05:19:47,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 05:19:47,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 05:19:47,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:19:47,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:19:47,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:19:47,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:19:47,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:19:47,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:19:47,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:19:47,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:19:47,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:19:47,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:19:47,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:19:47,279 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 05:19:47,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:19:47,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:19:47,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:19:47,297 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:19:47,297 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:19:47,298 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:19:47,298 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:19:47,298 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:19:47,298 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:19:47,298 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:19:47,299 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:19:47,299 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:19:47,299 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:19:47,299 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:19:47,299 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:19:47,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:19:47,300 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:19:47,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:19:47,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:19:47,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:19:47,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:19:47,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:19:47,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:19:47,302 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:19:47,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:19:47,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:19:47,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:19:47,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:19:47,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:19:47,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:19:47,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:19:47,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:19:47,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:19:47,304 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:19:47,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:19:47,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:19:47,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:19:47,305 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:19:47,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:19:47,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:19:47,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:19:47,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:19:47,665 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:19:47,666 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-11-24 05:19:47,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1eb3d7fda/e2b1153fce164564b6637452cfec36ef/FLAGd2bb2e003 [2019-11-24 05:19:48,214 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:19:48,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-11-24 05:19:48,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1eb3d7fda/e2b1153fce164564b6637452cfec36ef/FLAGd2bb2e003 [2019-11-24 05:19:48,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1eb3d7fda/e2b1153fce164564b6637452cfec36ef [2019-11-24 05:19:48,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:19:48,501 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:19:48,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:19:48,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:19:48,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:19:48,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:19:48" (1/1) ... [2019-11-24 05:19:48,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af51c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:48, skipping insertion in model container [2019-11-24 05:19:48,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:19:48" (1/1) ... [2019-11-24 05:19:48,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:19:48,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:19:49,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:19:49,026 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:19:49,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:19:49,160 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:19:49,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49 WrapperNode [2019-11-24 05:19:49,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:19:49,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:19:49,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:19:49,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:19:49,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:19:49,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:19:49,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:19:49,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:19:49,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (1/1) ... [2019-11-24 05:19:49,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:19:49,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:19:49,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:19:49,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:19:49,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (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 05:19:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:19:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:19:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:19:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:19:50,510 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:19:50,511 INFO L284 CfgBuilder]: Removed 70 assume(true) statements. [2019-11-24 05:19:50,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:19:50 BoogieIcfgContainer [2019-11-24 05:19:50,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:19:50,513 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:19:50,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:19:50,517 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:19:50,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:19:48" (1/3) ... [2019-11-24 05:19:50,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5efe9386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:19:50, skipping insertion in model container [2019-11-24 05:19:50,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:19:49" (2/3) ... [2019-11-24 05:19:50,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5efe9386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:19:50, skipping insertion in model container [2019-11-24 05:19:50,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:19:50" (3/3) ... [2019-11-24 05:19:50,521 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2019-11-24 05:19:50,530 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:19:50,538 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:19:50,553 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:19:50,582 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:19:50,582 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:19:50,582 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:19:50,583 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:19:50,584 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:19:50,584 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:19:50,584 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:19:50,584 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:19:50,606 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-24 05:19:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:19:50,615 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:19:50,617 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:19:50,618 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:19:50,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:19:50,625 INFO L82 PathProgramCache]: Analyzing trace with hash -391943391, now seen corresponding path program 1 times [2019-11-24 05:19:50,638 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:19:50,638 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643216796] [2019-11-24 05:19:50,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:19:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:19:51,036 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 05:19:51,038 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643216796] [2019-11-24 05:19:51,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:19:51,039 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:19:51,040 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422812425] [2019-11-24 05:19:51,045 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 05:19:51,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:19:51,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 05:19:51,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 05:19:51,063 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 4 states. [2019-11-24 05:19:51,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:19:51,158 INFO L93 Difference]: Finished difference Result 50 states and 75 transitions. [2019-11-24 05:19:51,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:19:51,160 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-24 05:19:51,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:19:51,169 INFO L225 Difference]: With dead ends: 50 [2019-11-24 05:19:51,170 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:19:51,176 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 05:19:51,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:19:51,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:19:51,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:19:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:19:51,204 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2019-11-24 05:19:51,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:19:51,204 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:19:51,205 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 05:19:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:19:51,205 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:19:51,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:19:51,275 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-24 05:19:51,275 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:19:51,276 INFO L440 ceAbstractionStarter]: At program point L847(lines 798 848) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,276 INFO L440 ceAbstractionStarter]: At program point L583-2(lines 583 597) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,276 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 197) no Hoare annotation was computed. [2019-11-24 05:19:51,276 INFO L444 ceAbstractionStarter]: For program point L187-2(lines 187 197) no Hoare annotation was computed. [2019-11-24 05:19:51,276 INFO L444 ceAbstractionStarter]: For program point L187-4(lines 187 197) no Hoare annotation was computed. [2019-11-24 05:19:51,277 INFO L444 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-11-24 05:19:51,277 INFO L444 ceAbstractionStarter]: For program point L188-2(lines 188 194) no Hoare annotation was computed. [2019-11-24 05:19:51,277 INFO L444 ceAbstractionStarter]: For program point L188-4(lines 188 194) no Hoare annotation was computed. [2019-11-24 05:19:51,277 INFO L440 ceAbstractionStarter]: At program point L800(lines 799 846) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,277 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:19:51,277 INFO L440 ceAbstractionStarter]: At program point L587(lines 587 591) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,278 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-24 05:19:51,278 INFO L440 ceAbstractionStarter]: At program point L657(lines 657 664) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,278 INFO L440 ceAbstractionStarter]: At program point L657-1(lines 657 664) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,278 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-11-24 05:19:51,278 INFO L444 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2019-11-24 05:19:51,278 INFO L444 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2019-11-24 05:19:51,279 INFO L444 ceAbstractionStarter]: For program point L860-2(line 860) no Hoare annotation was computed. [2019-11-24 05:19:51,279 INFO L440 ceAbstractionStarter]: At program point L183(lines 183 200) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,279 INFO L440 ceAbstractionStarter]: At program point L183-1(lines 1 863) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,279 INFO L440 ceAbstractionStarter]: At program point L183-2(lines 183 200) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,279 INFO L440 ceAbstractionStarter]: At program point L183-3(lines 1 863) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,280 INFO L440 ceAbstractionStarter]: At program point L183-4(lines 183 200) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,280 INFO L440 ceAbstractionStarter]: At program point L183-5(lines 1 863) the Hoare annotation is: (= ~pumpRunning~0 0) [2019-11-24 05:19:51,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:19:51 BoogieIcfgContainer [2019-11-24 05:19:51,298 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:19:51,301 INFO L168 Benchmark]: Toolchain (without parser) took 2799.04 ms. Allocated memory was 139.5 MB in the beginning and 235.4 MB in the end (delta: 95.9 MB). Free memory was 103.8 MB in the beginning and 162.0 MB in the end (delta: -58.2 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. [2019-11-24 05:19:51,302 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 05:19:51,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.01 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 103.6 MB in the beginning and 170.0 MB in the end (delta: -66.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-11-24 05:19:51,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.34 ms. Allocated memory is still 202.9 MB. Free memory was 170.0 MB in the beginning and 166.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-11-24 05:19:51,307 INFO L168 Benchmark]: Boogie Preprocessor took 51.53 ms. Allocated memory is still 202.9 MB. Free memory was 166.6 MB in the beginning and 164.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 05:19:51,309 INFO L168 Benchmark]: RCFGBuilder took 1233.91 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 164.6 MB in the beginning and 198.9 MB in the end (delta: -34.3 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. [2019-11-24 05:19:51,310 INFO L168 Benchmark]: TraceAbstraction took 784.65 ms. Allocated memory is still 235.4 MB. Free memory was 198.9 MB in the beginning and 162.0 MB in the end (delta: 36.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. [2019-11-24 05:19:51,327 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.01 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 103.6 MB in the beginning and 170.0 MB in the end (delta: -66.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 65.34 ms. Allocated memory is still 202.9 MB. Free memory was 170.0 MB in the beginning and 166.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.53 ms. Allocated memory is still 202.9 MB. Free memory was 166.6 MB in the beginning and 164.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1233.91 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 164.6 MB in the beginning and 198.9 MB in the end (delta: -34.3 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 784.65 ms. Allocated memory is still 235.4 MB. Free memory was 198.9 MB in the beginning and 162.0 MB in the end (delta: 36.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 3 error locations. Result: SAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 20 SDtfs, 28 SDslu, 13 SDs, 0 SdLazy, 18 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 32 NumberOfFragments, 37 HoareAnnotationTreeSize, 13 FomulaSimplifications, 64 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...