/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_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 05:20:31,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 05:20:31,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 05:20:31,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 05:20:31,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 05:20:31,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 05:20:31,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 05:20:31,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 05:20:31,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 05:20:31,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 05:20:31,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 05:20:31,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 05:20:31,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 05:20:31,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 05:20:31,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 05:20:31,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 05:20:31,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 05:20:31,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 05:20:31,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 05:20:31,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 05:20:31,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 05:20:31,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 05:20:31,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 05:20:31,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 05:20:31,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 05:20:31,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 05:20:31,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 05:20:31,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 05:20:31,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 05:20:31,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 05:20:31,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 05:20:31,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 05:20:31,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 05:20:31,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 05:20:31,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 05:20:31,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 05:20:31,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 05:20:31,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 05:20:31,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 05:20:31,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 05:20:31,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 05:20:31,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 05:20:31,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 05:20:31,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 05:20:31,636 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 05:20:31,636 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 05:20:31,637 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 05:20:31,637 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 05:20:31,637 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 05:20:31,637 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 05:20:31,637 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 05:20:31,637 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 05:20:31,638 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 05:20:31,638 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 05:20:31,638 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 05:20:31,638 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 05:20:31,638 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 05:20:31,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 05:20:31,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 05:20:31,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 05:20:31,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 05:20:31,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 05:20:31,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 05:20:31,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 05:20:31,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 05:20:31,641 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 05:20:31,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 05:20:31,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 05:20:31,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 05:20:31,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 05:20:31,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 05:20:31,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:20:31,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 05:20:31,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 05:20:31,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 05:20:31,643 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 05:20:31,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 05:20:31,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 05:20:31,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 05:20:31,644 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 05:20:31,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 05:20:31,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 05:20:31,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 05:20:31,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 05:20:31,925 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 05:20:31,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2019-11-24 05:20:32,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5d31b3fb/a006a1dde597412092e3202cc433900f/FLAG9ace3178d [2019-11-24 05:20:32,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 05:20:32,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2019-11-24 05:20:32,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5d31b3fb/a006a1dde597412092e3202cc433900f/FLAG9ace3178d [2019-11-24 05:20:32,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5d31b3fb/a006a1dde597412092e3202cc433900f [2019-11-24 05:20:32,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 05:20:32,820 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 05:20:32,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 05:20:32,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 05:20:32,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 05:20:32,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:20:32" (1/1) ... [2019-11-24 05:20:32,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fea2785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:32, skipping insertion in model container [2019-11-24 05:20:32,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:20:32" (1/1) ... [2019-11-24 05:20:32,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 05:20:32,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 05:20:33,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:20:33,258 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 05:20:33,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 05:20:33,421 INFO L208 MainTranslator]: Completed translation [2019-11-24 05:20:33,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33 WrapperNode [2019-11-24 05:20:33,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 05:20:33,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 05:20:33,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 05:20:33,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 05:20:33,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 05:20:33,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 05:20:33,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 05:20:33,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 05:20:33,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... [2019-11-24 05:20:33,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 05:20:33,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 05:20:33,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 05:20:33,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 05:20:33,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 05:20:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 05:20:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 05:20:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 05:20:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 05:20:35,773 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 05:20:35,774 INFO L284 CfgBuilder]: Removed 162 assume(true) statements. [2019-11-24 05:20:35,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:20:35 BoogieIcfgContainer [2019-11-24 05:20:35,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 05:20:35,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 05:20:35,777 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 05:20:35,780 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 05:20:35,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 05:20:32" (1/3) ... [2019-11-24 05:20:35,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb9151c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:20:35, skipping insertion in model container [2019-11-24 05:20:35,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:20:33" (2/3) ... [2019-11-24 05:20:35,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb9151c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 05:20:35, skipping insertion in model container [2019-11-24 05:20:35,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:20:35" (3/3) ... [2019-11-24 05:20:35,787 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product23.cil.c [2019-11-24 05:20:35,796 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 05:20:35,803 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-24 05:20:35,813 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-24 05:20:35,836 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 05:20:35,836 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 05:20:35,836 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 05:20:35,836 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 05:20:35,836 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 05:20:35,837 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 05:20:35,837 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 05:20:35,837 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 05:20:35,850 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-24 05:20:35,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:20:35,857 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:20:35,858 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:20:35,858 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:20:35,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:20:35,864 INFO L82 PathProgramCache]: Analyzing trace with hash 308489141, now seen corresponding path program 1 times [2019-11-24 05:20:35,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:20:35,872 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287269036] [2019-11-24 05:20:35,872 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:20:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:20:36,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 05:20:36,134 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287269036] [2019-11-24 05:20:36,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:20:36,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 05:20:36,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314647433] [2019-11-24 05:20:36,141 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 05:20:36,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:20:36,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 05:20:36,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 05:20:36,158 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 2 states. [2019-11-24 05:20:36,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:20:36,176 INFO L93 Difference]: Finished difference Result 50 states and 75 transitions. [2019-11-24 05:20:36,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 05:20:36,178 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-24 05:20:36,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:20:36,188 INFO L225 Difference]: With dead ends: 50 [2019-11-24 05:20:36,188 INFO L226 Difference]: Without dead ends: 24 [2019-11-24 05:20:36,191 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 05:20:36,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-24 05:20:36,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-24 05:20:36,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-24 05:20:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 31 transitions. [2019-11-24 05:20:36,223 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 31 transitions. Word has length 8 [2019-11-24 05:20:36,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:20:36,223 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 31 transitions. [2019-11-24 05:20:36,224 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 05:20:36,224 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2019-11-24 05:20:36,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 05:20:36,224 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:20:36,225 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 05:20:36,225 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:20:36,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:20:36,225 INFO L82 PathProgramCache]: Analyzing trace with hash -854529198, now seen corresponding path program 1 times [2019-11-24 05:20:36,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:20:36,226 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949682624] [2019-11-24 05:20:36,226 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:20:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:20:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 05:20:36,331 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949682624] [2019-11-24 05:20:36,331 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:20:36,331 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:20:36,332 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103839769] [2019-11-24 05:20:36,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 05:20:36,333 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:20:36,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 05:20:36,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 05:20:36,334 INFO L87 Difference]: Start difference. First operand 24 states and 31 transitions. Second operand 3 states. [2019-11-24 05:20:36,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:20:36,403 INFO L93 Difference]: Finished difference Result 46 states and 60 transitions. [2019-11-24 05:20:36,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 05:20:36,404 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-24 05:20:36,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:20:36,405 INFO L225 Difference]: With dead ends: 46 [2019-11-24 05:20:36,405 INFO L226 Difference]: Without dead ends: 40 [2019-11-24 05:20:36,406 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 05:20:36,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2019-11-24 05:20:36,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2019-11-24 05:20:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-11-24 05:20:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 54 transitions. [2019-11-24 05:20:36,414 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 54 transitions. Word has length 8 [2019-11-24 05:20:36,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:20:36,415 INFO L462 AbstractCegarLoop]: Abstraction has 40 states and 54 transitions. [2019-11-24 05:20:36,415 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 05:20:36,415 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2019-11-24 05:20:36,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 05:20:36,416 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 05:20:36,416 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1] [2019-11-24 05:20:36,416 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 05:20:36,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 05:20:36,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1277707872, now seen corresponding path program 1 times [2019-11-24 05:20:36,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 05:20:36,417 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512612084] [2019-11-24 05:20:36,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 05:20:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 05:20:36,568 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-24 05:20:36,568 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512612084] [2019-11-24 05:20:36,569 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 05:20:36,569 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 05:20:36,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470007485] [2019-11-24 05:20:36,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 05:20:36,570 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 05:20:36,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 05:20:36,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 05:20:36,571 INFO L87 Difference]: Start difference. First operand 40 states and 54 transitions. Second operand 4 states. [2019-11-24 05:20:36,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 05:20:36,637 INFO L93 Difference]: Finished difference Result 60 states and 82 transitions. [2019-11-24 05:20:36,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 05:20:36,637 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-11-24 05:20:36,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 05:20:36,638 INFO L225 Difference]: With dead ends: 60 [2019-11-24 05:20:36,638 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 05:20:36,639 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 05:20:36,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 05:20:36,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 05:20:36,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 05:20:36,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 05:20:36,640 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-24 05:20:36,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 05:20:36,640 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 05:20:36,640 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 05:20:36,640 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 05:20:36,641 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 05:20:36,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 05:20:36,764 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 547) no Hoare annotation was computed. [2019-11-24 05:20:36,765 INFO L440 ceAbstractionStarter]: At program point L566(lines 565 612) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,765 INFO L440 ceAbstractionStarter]: At program point L867-2(lines 867 881) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,765 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 547) no Hoare annotation was computed. [2019-11-24 05:20:36,766 INFO L440 ceAbstractionStarter]: At program point L871(lines 871 875) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,766 INFO L440 ceAbstractionStarter]: At program point L939(lines 939 946) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,766 INFO L447 ceAbstractionStarter]: At program point L939-1(lines 939 946) the Hoare annotation is: true [2019-11-24 05:20:36,766 INFO L440 ceAbstractionStarter]: At program point L613(lines 564 614) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,766 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-24 05:20:36,766 INFO L444 ceAbstractionStarter]: For program point L547-1(line 547) no Hoare annotation was computed. [2019-11-24 05:20:36,766 INFO L444 ceAbstractionStarter]: For program point L547-2(line 547) no Hoare annotation was computed. [2019-11-24 05:20:36,767 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 05:20:36,767 INFO L440 ceAbstractionStarter]: At program point L155(lines 155 172) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,767 INFO L440 ceAbstractionStarter]: At program point L155-1(lines 1 951) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,767 INFO L440 ceAbstractionStarter]: At program point L155-2(lines 155 172) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,767 INFO L440 ceAbstractionStarter]: At program point L155-3(lines 1 951) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,767 INFO L440 ceAbstractionStarter]: At program point L155-4(lines 155 172) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,768 INFO L440 ceAbstractionStarter]: At program point L155-5(lines 1 951) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-24 05:20:36,768 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 05:20:36,768 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 169) no Hoare annotation was computed. [2019-11-24 05:20:36,768 INFO L444 ceAbstractionStarter]: For program point L159-2(lines 159 169) no Hoare annotation was computed. [2019-11-24 05:20:36,768 INFO L444 ceAbstractionStarter]: For program point L159-4(lines 159 169) no Hoare annotation was computed. [2019-11-24 05:20:36,768 INFO L444 ceAbstractionStarter]: For program point L160(lines 160 166) no Hoare annotation was computed. [2019-11-24 05:20:36,768 INFO L444 ceAbstractionStarter]: For program point L160-2(lines 160 166) no Hoare annotation was computed. [2019-11-24 05:20:36,769 INFO L444 ceAbstractionStarter]: For program point L160-4(lines 160 166) no Hoare annotation was computed. [2019-11-24 05:20:36,769 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 547) no Hoare annotation was computed. [2019-11-24 05:20:36,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 05:20:36 BoogieIcfgContainer [2019-11-24 05:20:36,790 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 05:20:36,794 INFO L168 Benchmark]: Toolchain (without parser) took 3971.61 ms. Allocated memory was 140.5 MB in the beginning and 245.4 MB in the end (delta: 104.9 MB). Free memory was 102.6 MB in the beginning and 125.7 MB in the end (delta: -23.1 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:36,795 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 05:20:36,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.31 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.4 MB in the beginning and 171.4 MB in the end (delta: -69.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:36,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.47 ms. Allocated memory is still 203.9 MB. Free memory was 171.4 MB in the beginning and 167.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:36,797 INFO L168 Benchmark]: Boogie Preprocessor took 78.56 ms. Allocated memory is still 203.9 MB. Free memory was 167.5 MB in the beginning and 164.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:36,798 INFO L168 Benchmark]: RCFGBuilder took 2195.26 ms. Allocated memory was 203.9 MB in the beginning and 245.4 MB in the end (delta: 41.4 MB). Free memory was 164.2 MB in the beginning and 197.6 MB in the end (delta: -33.4 MB). Peak memory consumption was 111.2 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:36,799 INFO L168 Benchmark]: TraceAbstraction took 1013.67 ms. Allocated memory is still 245.4 MB. Free memory was 197.6 MB in the beginning and 125.7 MB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 7.1 GB. [2019-11-24 05:20:36,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 601.31 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.4 MB in the beginning and 171.4 MB in the end (delta: -69.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 78.47 ms. Allocated memory is still 203.9 MB. Free memory was 171.4 MB in the beginning and 167.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.56 ms. Allocated memory is still 203.9 MB. Free memory was 167.5 MB in the beginning and 164.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2195.26 ms. Allocated memory was 203.9 MB in the beginning and 245.4 MB in the end (delta: 41.4 MB). Free memory was 164.2 MB in the beginning and 197.6 MB in the end (delta: -33.4 MB). Peak memory consumption was 111.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1013.67 ms. Allocated memory is still 245.4 MB. Free memory was 197.6 MB in the beginning and 125.7 MB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 547]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 547]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 547]: 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 && 0 == methAndRunningLastTime - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == methAndRunningLastTime - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 3 error locations. Result: SAFE, OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 77 SDtfs, 31 SDslu, 27 SDs, 0 SdLazy, 27 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=2, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 31 NumberOfFragments, 79 HoareAnnotationTreeSize, 13 FomulaSimplifications, 77 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 432 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 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...