./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97e1e79d9f040fa1d57b96c793652004756593a5 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:24:09,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:24:09,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:24:09,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:24:09,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:24:09,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:24:09,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:24:09,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:24:09,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:24:09,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:24:09,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:24:09,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:24:09,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:24:09,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:24:09,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:24:09,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:24:09,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:24:09,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:24:09,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:24:09,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:24:09,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:24:09,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:24:09,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:24:09,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:24:09,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:24:09,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:24:09,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:24:09,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:24:09,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:24:09,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:24:09,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:24:09,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:24:09,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:24:09,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:24:09,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:24:09,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:24:09,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:24:09,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:24:09,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:24:09,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:24:09,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:24:09,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:24:09,653 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:24:09,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:24:09,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:24:09,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:24:09,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:24:09,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:24:09,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:24:09,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:24:09,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:24:09,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:24:09,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:24:09,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:24:09,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:24:09,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:24:09,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:24:09,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:24:09,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:24:09,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:24:09,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:24:09,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:24:09,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:24:09,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:09,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:24:09,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:24:09,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:24:09,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:24:09,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:24:09,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:24:09,662 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:24:09,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97e1e79d9f040fa1d57b96c793652004756593a5 [2019-11-28 17:24:09,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:24:09,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:24:09,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:24:09,991 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:24:09,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:24:09,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c [2019-11-28 17:24:10,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589934934/14565b1e8e6c4054a78e14bcfe48fa26/FLAG258b8c2a7 [2019-11-28 17:24:10,561 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:24:10,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c [2019-11-28 17:24:10,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589934934/14565b1e8e6c4054a78e14bcfe48fa26/FLAG258b8c2a7 [2019-11-28 17:24:10,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589934934/14565b1e8e6c4054a78e14bcfe48fa26 [2019-11-28 17:24:10,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:24:10,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:24:10,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:10,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:24:10,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:24:10,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:10" (1/1) ... [2019-11-28 17:24:10,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@564c4a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:10, skipping insertion in model container [2019-11-28 17:24:10,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:10" (1/1) ... [2019-11-28 17:24:10,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:24:10,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:24:11,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:11,328 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:24:11,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:11,473 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:24:11,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11 WrapperNode [2019-11-28 17:24:11,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:11,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:11,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:24:11,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:24:11,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:11,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:24:11,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:24:11,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:24:11,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (1/1) ... [2019-11-28 17:24:11,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:24:11,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:24:11,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:24:11,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:24:11,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (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 [2019-11-28 17:24:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:24:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:24:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:24:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:24:12,355 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:24:12,355 INFO L287 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-28 17:24:12,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:12 BoogieIcfgContainer [2019-11-28 17:24:12,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:24:12,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:24:12,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:24:12,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:24:12,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:10" (1/3) ... [2019-11-28 17:24:12,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41697720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:12, skipping insertion in model container [2019-11-28 17:24:12,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:11" (2/3) ... [2019-11-28 17:24:12,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41697720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:12, skipping insertion in model container [2019-11-28 17:24:12,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:12" (3/3) ... [2019-11-28 17:24:12,365 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16.cil.c [2019-11-28 17:24:12,375 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:24:12,382 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:24:12,394 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:24:12,430 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:24:12,430 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:24:12,430 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:24:12,430 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:24:12,431 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:24:12,431 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:24:12,431 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:24:12,432 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:24:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-11-28 17:24:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:24:12,456 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:12,457 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:12,457 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:12,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:12,463 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2019-11-28 17:24:12,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:12,473 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667811492] [2019-11-28 17:24:12,473 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:12,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:12,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:12,770 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667811492] [2019-11-28 17:24:12,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:12,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:12,773 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920566021] [2019-11-28 17:24:12,779 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:24:12,780 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:12,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:24:12,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:12,795 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-11-28 17:24:12,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:12,825 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2019-11-28 17:24:12,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:24:12,827 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:24:12,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:12,840 INFO L225 Difference]: With dead ends: 136 [2019-11-28 17:24:12,840 INFO L226 Difference]: Without dead ends: 67 [2019-11-28 17:24:12,844 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 [2019-11-28 17:24:12,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-28 17:24:12,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-28 17:24:12,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-28 17:24:12,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2019-11-28 17:24:12,892 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2019-11-28 17:24:12,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:12,893 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2019-11-28 17:24:12,893 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:24:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-11-28 17:24:12,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:24:12,895 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:12,896 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:12,896 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:12,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:12,897 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2019-11-28 17:24:12,898 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:12,899 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419262845] [2019-11-28 17:24:12,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:13,006 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419262845] [2019-11-28 17:24:13,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:13,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:13,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355945162] [2019-11-28 17:24:13,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:13,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:13,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:13,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:13,009 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2019-11-28 17:24:13,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:13,021 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2019-11-28 17:24:13,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:13,022 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:24:13,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:13,024 INFO L225 Difference]: With dead ends: 67 [2019-11-28 17:24:13,024 INFO L226 Difference]: Without dead ends: 33 [2019-11-28 17:24:13,025 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 [2019-11-28 17:24:13,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-28 17:24:13,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-28 17:24:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-28 17:24:13,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-28 17:24:13,035 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-28 17:24:13,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:13,035 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-28 17:24:13,036 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:13,036 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-28 17:24:13,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:24:13,037 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:13,037 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:13,038 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:13,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:13,038 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2019-11-28 17:24:13,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:13,039 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231234430] [2019-11-28 17:24:13,040 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:13,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:13,159 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231234430] [2019-11-28 17:24:13,159 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:13,159 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:13,160 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178838294] [2019-11-28 17:24:13,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:13,161 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:13,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:13,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:13,163 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-11-28 17:24:13,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:13,216 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-11-28 17:24:13,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:13,218 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 17:24:13,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:13,219 INFO L225 Difference]: With dead ends: 87 [2019-11-28 17:24:13,219 INFO L226 Difference]: Without dead ends: 60 [2019-11-28 17:24:13,220 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 [2019-11-28 17:24:13,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-11-28 17:24:13,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2019-11-28 17:24:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-28 17:24:13,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2019-11-28 17:24:13,237 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2019-11-28 17:24:13,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:13,243 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2019-11-28 17:24:13,243 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2019-11-28 17:24:13,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 17:24:13,245 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:13,245 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:13,245 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:13,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:13,246 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2019-11-28 17:24:13,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:13,246 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730657913] [2019-11-28 17:24:13,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:13,357 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730657913] [2019-11-28 17:24:13,358 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:13,358 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:13,358 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024069701] [2019-11-28 17:24:13,359 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:13,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:13,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:13,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:13,360 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2019-11-28 17:24:13,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:13,491 INFO L93 Difference]: Finished difference Result 260 states and 398 transitions. [2019-11-28 17:24:13,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:24:13,491 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 17:24:13,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:13,494 INFO L225 Difference]: With dead ends: 260 [2019-11-28 17:24:13,494 INFO L226 Difference]: Without dead ends: 210 [2019-11-28 17:24:13,495 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:24:13,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2019-11-28 17:24:13,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 100. [2019-11-28 17:24:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-11-28 17:24:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 145 transitions. [2019-11-28 17:24:13,513 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 145 transitions. Word has length 23 [2019-11-28 17:24:13,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:13,514 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 145 transitions. [2019-11-28 17:24:13,514 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2019-11-28 17:24:13,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:24:13,515 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:13,515 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:13,516 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:13,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:13,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2019-11-28 17:24:13,516 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:13,517 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264932036] [2019-11-28 17:24:13,517 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:13,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:13,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264932036] [2019-11-28 17:24:13,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:13,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:13,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378535599] [2019-11-28 17:24:13,590 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:13,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:13,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:13,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:13,591 INFO L87 Difference]: Start difference. First operand 100 states and 145 transitions. Second operand 5 states. [2019-11-28 17:24:13,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:13,680 INFO L93 Difference]: Finished difference Result 296 states and 443 transitions. [2019-11-28 17:24:13,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:13,681 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:24:13,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:13,682 INFO L225 Difference]: With dead ends: 296 [2019-11-28 17:24:13,682 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:24:13,685 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:24:13,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:24:13,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:24:13,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:24:13,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:24:13,687 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 17:24:13,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:13,687 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:24:13,687 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:24:13,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:24:13,692 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:24:13,974 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 17:24:13,974 INFO L246 CegarLoopResult]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-11-28 17:24:13,974 INFO L246 CegarLoopResult]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-11-28 17:24:13,974 INFO L246 CegarLoopResult]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2019-11-28 17:24:13,975 INFO L242 CegarLoopResult]: At program point L779(lines 774 782) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,975 INFO L242 CegarLoopResult]: At program point L779-1(lines 774 782) the Hoare annotation is: false [2019-11-28 17:24:13,975 INFO L246 CegarLoopResult]: For program point L713(lines 713 721) no Hoare annotation was computed. [2019-11-28 17:24:13,975 INFO L242 CegarLoopResult]: At program point L779-2(lines 774 782) the Hoare annotation is: false [2019-11-28 17:24:13,975 INFO L246 CegarLoopResult]: For program point L713-1(lines 713 721) no Hoare annotation was computed. [2019-11-28 17:24:13,976 INFO L246 CegarLoopResult]: For program point L713-2(lines 713 721) no Hoare annotation was computed. [2019-11-28 17:24:13,976 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:24:13,976 INFO L246 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2019-11-28 17:24:13,976 INFO L242 CegarLoopResult]: At program point L136-1(lines 1 910) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,976 INFO L246 CegarLoopResult]: For program point L136-2(lines 136 149) no Hoare annotation was computed. [2019-11-28 17:24:13,977 INFO L242 CegarLoopResult]: At program point L136-3(lines 1 910) the Hoare annotation is: false [2019-11-28 17:24:13,978 INFO L246 CegarLoopResult]: For program point L136-4(lines 136 149) no Hoare annotation was computed. [2019-11-28 17:24:13,978 INFO L242 CegarLoopResult]: At program point L136-5(lines 1 910) the Hoare annotation is: false [2019-11-28 17:24:13,978 INFO L246 CegarLoopResult]: For program point L863(lines 863 869) no Hoare annotation was computed. [2019-11-28 17:24:13,978 INFO L242 CegarLoopResult]: At program point L863-1(lines 863 869) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,978 INFO L249 CegarLoopResult]: At program point L286(lines 267 289) the Hoare annotation is: true [2019-11-28 17:24:13,981 INFO L242 CegarLoopResult]: At program point L253(lines 249 255) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:13,981 INFO L242 CegarLoopResult]: At program point L187(lines 182 190) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:13,981 INFO L242 CegarLoopResult]: At program point L204-2(lines 204 218) the Hoare annotation is: false [2019-11-28 17:24:13,981 INFO L242 CegarLoopResult]: At program point L89(lines 84 92) the Hoare annotation is: false [2019-11-28 17:24:13,982 INFO L242 CegarLoopResult]: At program point L89-1(lines 84 92) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,982 INFO L242 CegarLoopResult]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2019-11-28 17:24:13,982 INFO L242 CegarLoopResult]: At program point L89-3(lines 84 92) the Hoare annotation is: false [2019-11-28 17:24:13,982 INFO L242 CegarLoopResult]: At program point L89-4(lines 84 92) the Hoare annotation is: false [2019-11-28 17:24:13,983 INFO L242 CegarLoopResult]: At program point L89-5(lines 84 92) the Hoare annotation is: false [2019-11-28 17:24:13,983 INFO L246 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2019-11-28 17:24:13,983 INFO L242 CegarLoopResult]: At program point L684(lines 684 690) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,983 INFO L242 CegarLoopResult]: At program point L684-1(lines 684 690) the Hoare annotation is: false [2019-11-28 17:24:13,983 INFO L242 CegarLoopResult]: At program point L684-2(lines 684 690) the Hoare annotation is: false [2019-11-28 17:24:13,983 INFO L246 CegarLoopResult]: For program point L883(lines 883 898) no Hoare annotation was computed. [2019-11-28 17:24:13,984 INFO L246 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-11-28 17:24:13,984 INFO L246 CegarLoopResult]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2019-11-28 17:24:13,984 INFO L246 CegarLoopResult]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2019-11-28 17:24:13,987 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:24:13,988 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 17:24:13,988 INFO L246 CegarLoopResult]: For program point L208(lines 208 212) no Hoare annotation was computed. [2019-11-28 17:24:13,988 INFO L246 CegarLoopResult]: For program point L208-1(lines 677 683) no Hoare annotation was computed. [2019-11-28 17:24:13,988 INFO L246 CegarLoopResult]: For program point L76(lines 76 80) no Hoare annotation was computed. [2019-11-28 17:24:13,988 INFO L242 CegarLoopResult]: At program point L770(lines 763 773) the Hoare annotation is: false [2019-11-28 17:24:13,988 INFO L242 CegarLoopResult]: At program point L770-1(lines 763 773) the Hoare annotation is: false [2019-11-28 17:24:13,989 INFO L242 CegarLoopResult]: At program point L770-2(lines 763 773) the Hoare annotation is: false [2019-11-28 17:24:13,990 INFO L242 CegarLoopResult]: At program point L903(lines 852 904) the Hoare annotation is: false [2019-11-28 17:24:13,990 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:24:13,990 INFO L246 CegarLoopResult]: For program point L854(lines 853 902) no Hoare annotation was computed. [2019-11-28 17:24:13,991 INFO L246 CegarLoopResult]: For program point L855(lines 855 859) no Hoare annotation was computed. [2019-11-28 17:24:13,992 INFO L246 CegarLoopResult]: For program point L277(lines 277 284) no Hoare annotation was computed. [2019-11-28 17:24:13,992 INFO L249 CegarLoopResult]: At program point L277-1(lines 277 284) the Hoare annotation is: true [2019-11-28 17:24:13,993 INFO L246 CegarLoopResult]: For program point L823(lines 823 829) no Hoare annotation was computed. [2019-11-28 17:24:13,993 INFO L242 CegarLoopResult]: At program point L823-1(lines 823 829) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,993 INFO L242 CegarLoopResult]: At program point L179(lines 1 910) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:13,993 INFO L246 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2019-11-28 17:24:13,993 INFO L242 CegarLoopResult]: At program point L873-1(lines 873 879) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,993 INFO L246 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2019-11-28 17:24:13,994 INFO L246 CegarLoopResult]: For program point L295-1(line 295) no Hoare annotation was computed. [2019-11-28 17:24:13,995 INFO L246 CegarLoopResult]: For program point L295-2(line 295) no Hoare annotation was computed. [2019-11-28 17:24:13,995 INFO L246 CegarLoopResult]: For program point L64(lines 64 68) no Hoare annotation was computed. [2019-11-28 17:24:13,995 INFO L246 CegarLoopResult]: For program point L709(lines 709 726) no Hoare annotation was computed. [2019-11-28 17:24:13,995 INFO L246 CegarLoopResult]: For program point L709-1(lines 709 726) no Hoare annotation was computed. [2019-11-28 17:24:13,995 INFO L246 CegarLoopResult]: For program point L709-2(lines 709 726) no Hoare annotation was computed. [2019-11-28 17:24:13,995 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:24:13,996 INFO L246 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-11-28 17:24:13,996 INFO L242 CegarLoopResult]: At program point L891-1(lines 677 683) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,996 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-11-28 17:24:13,996 INFO L242 CegarLoopResult]: At program point L677(lines 676 695) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:13,997 INFO L246 CegarLoopResult]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2019-11-28 17:24:13,997 INFO L242 CegarLoopResult]: At program point L677-2(lines 676 695) the Hoare annotation is: false [2019-11-28 17:24:13,997 INFO L242 CegarLoopResult]: At program point L677-3(lines 676 695) the Hoare annotation is: false [2019-11-28 17:24:14,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:14 BoogieIcfgContainer [2019-11-28 17:24:14,033 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:24:14,034 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:24:14,034 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:24:14,034 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:24:14,035 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:12" (3/4) ... [2019-11-28 17:24:14,039 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:24:14,053 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:24:14,054 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:24:14,054 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:24:14,055 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:24:14,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:24:14,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:14,057 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:14,087 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:14,151 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:24:14,151 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:24:14,153 INFO L168 Benchmark]: Toolchain (without parser) took 3266.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 956.3 MB in the beginning and 900.4 MB in the end (delta: 56.0 MB). Peak memory consumption was 176.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:14,153 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:24:14,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -146.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:14,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:14,155 INFO L168 Benchmark]: Boogie Preprocessor took 37.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:14,155 INFO L168 Benchmark]: RCFGBuilder took 781.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:14,156 INFO L168 Benchmark]: TraceAbstraction took 1675.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 907.2 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:14,156 INFO L168 Benchmark]: Witness Printer took 117.30 ms. Allocated memory is still 1.1 GB. Free memory was 907.2 MB in the beginning and 900.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:14,158 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 586.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -146.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 781.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1675.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 907.2 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 11.5 GB. * Witness Printer took 117.30 ms. Allocated memory is still 1.1 GB. Free memory was 907.2 MB in the beginning and 900.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 295]: 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: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Result: SAFE, OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 308 SDtfs, 317 SDslu, 299 SDs, 0 SdLazy, 61 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=4, 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, 5 MinimizatonAttempts, 114 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...