java -Xmx8000000000 -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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem17_label18_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-15 20:35:11,526 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-15 20:35:11,528 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-15 20:35:11,541 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-15 20:35:11,541 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-15 20:35:11,542 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-15 20:35:11,543 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-15 20:35:11,545 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-15 20:35:11,547 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-15 20:35:11,548 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-15 20:35:11,549 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-15 20:35:11,549 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-15 20:35:11,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-15 20:35:11,551 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-15 20:35:11,552 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-15 20:35:11,553 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-15 20:35:11,554 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-15 20:35:11,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-15 20:35:11,557 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-15 20:35:11,559 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-15 20:35:11,560 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-15 20:35:11,562 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-15 20:35:11,564 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-15 20:35:11,564 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-15 20:35:11,564 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-15 20:35:11,565 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-15 20:35:11,566 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-15 20:35:11,567 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-15 20:35:11,568 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-15 20:35:11,569 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-15 20:35:11,569 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-15 20:35:11,570 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-15 20:35:11,570 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-15 20:35:11,570 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-15 20:35:11,571 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-15 20:35:11,572 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-15 20:35:11,572 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-15 20:35:11,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-15 20:35:11,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-15 20:35:11,588 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-15 20:35:11,588 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-15 20:35:11,589 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-15 20:35:11,589 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-15 20:35:11,589 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-15 20:35:11,589 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-15 20:35:11,589 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-15 20:35:11,590 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-15 20:35:11,590 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-15 20:35:11,590 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-15 20:35:11,591 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-15 20:35:11,591 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-15 20:35:11,591 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-15 20:35:11,593 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-15 20:35:11,594 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-15 20:35:11,594 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-15 20:35:11,594 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-15 20:35:11,594 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-15 20:35:11,595 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-15 20:35:11,595 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-15 20:35:11,595 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-15 20:35:11,595 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-15 20:35:11,595 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-15 20:35:11,595 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-15 20:35:11,596 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-15 20:35:11,596 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-15 20:35:11,596 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-15 20:35:11,596 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-15 20:35:11,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-15 20:35:11,597 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-15 20:35:11,597 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-15 20:35:11,597 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-15 20:35:11,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-15 20:35:11,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-15 20:35:11,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-15 20:35:11,672 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-15 20:35:11,672 INFO L276 PluginConnector]: CDTParser initialized [2018-09-15 20:35:11,673 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem17_label18_true-unreach-call.c [2018-09-15 20:35:11,932 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e21babb1/be0ecacce53c4cd89ed4c30dc23fbc39/FLAG1e57d94cf [2018-09-15 20:35:12,411 INFO L277 CDTParser]: Found 1 translation units. [2018-09-15 20:35:12,413 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label18_true-unreach-call.c [2018-09-15 20:35:12,441 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e21babb1/be0ecacce53c4cd89ed4c30dc23fbc39/FLAG1e57d94cf [2018-09-15 20:35:12,460 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e21babb1/be0ecacce53c4cd89ed4c30dc23fbc39 [2018-09-15 20:35:12,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-15 20:35:12,475 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-15 20:35:12,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-15 20:35:12,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-15 20:35:12,483 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-15 20:35:12,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 08:35:12" (1/1) ... [2018-09-15 20:35:12,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d17421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:12, skipping insertion in model container [2018-09-15 20:35:12,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 08:35:12" (1/1) ... [2018-09-15 20:35:12,500 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-15 20:35:13,550 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 20:35:13,571 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-15 20:35:14,220 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 20:35:14,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14 WrapperNode [2018-09-15 20:35:14,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-15 20:35:14,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-15 20:35:14,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-15 20:35:14,445 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-15 20:35:14,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:14,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:14,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-15 20:35:14,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-15 20:35:14,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-15 20:35:14,735 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-15 20:35:15,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:15,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:15,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:15,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:15,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:15,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:15,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (1/1) ... [2018-09-15 20:35:15,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-15 20:35:15,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-15 20:35:15,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-15 20:35:15,667 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-15 20:35:15,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (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 [2018-09-15 20:35:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-15 20:35:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-15 20:35:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-09-15 20:35:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-09-15 20:35:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-15 20:35:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-15 20:35:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-15 20:35:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-15 20:35:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-15 20:35:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-15 20:35:28,628 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-15 20:35:28,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 08:35:28 BoogieIcfgContainer [2018-09-15 20:35:28,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-15 20:35:28,631 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-15 20:35:28,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-15 20:35:28,636 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-15 20:35:28,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.09 08:35:12" (1/3) ... [2018-09-15 20:35:28,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43fea2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 08:35:28, skipping insertion in model container [2018-09-15 20:35:28,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:35:14" (2/3) ... [2018-09-15 20:35:28,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43fea2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 08:35:28, skipping insertion in model container [2018-09-15 20:35:28,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 08:35:28" (3/3) ... [2018-09-15 20:35:28,640 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label18_true-unreach-call.c [2018-09-15 20:35:28,651 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-15 20:35:28,660 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-15 20:35:28,722 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-15 20:35:28,723 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-15 20:35:28,723 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-15 20:35:28,724 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-15 20:35:28,724 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-15 20:35:28,724 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-15 20:35:28,724 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-15 20:35:28,724 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-15 20:35:28,725 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-15 20:35:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2018-09-15 20:35:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-15 20:35:28,771 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 20:35:28,772 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-15 20:35:28,774 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 20:35:28,779 INFO L82 PathProgramCache]: Analyzing trace with hash -2094085436, now seen corresponding path program 1 times [2018-09-15 20:35:28,782 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 20:35:28,783 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 63 with the following transitions: [2018-09-15 20:35:28,787 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1070], [1078], [1086], [1094], [1102], [1106], [1108], [2283], [2287], [2293], [2297], [2306], [2307], [2308], [2310] [2018-09-15 20:35:28,852 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 20:35:28,852 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 20:35:31,936 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 20:35:31,938 INFO L272 AbstractInterpreter]: Visited 61 different actions 61 times. Never merged. Never widened. Never found a fixpoint. Largest state had 25 variables. [2018-09-15 20:35:31,962 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 20:35:33,105 INFO L232 lantSequenceWeakener]: Weakened 60 states. On average, predicates are now at 77.99% of their original sizes. [2018-09-15 20:35:33,105 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 20:35:33,448 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 20:35:33,450 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 20:35:33,450 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-15 20:35:33,450 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 20:35:33,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-15 20:35:33,463 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-15 20:35:33,464 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-15 20:35:33,467 INFO L87 Difference]: Start difference. First operand 604 states. Second operand 6 states. [2018-09-15 20:35:53,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 20:35:53,176 INFO L93 Difference]: Finished difference Result 1642 states and 3016 transitions. [2018-09-15 20:35:53,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-15 20:35:53,180 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-09-15 20:35:53,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 20:35:53,207 INFO L225 Difference]: With dead ends: 1642 [2018-09-15 20:35:53,207 INFO L226 Difference]: Without dead ends: 1036 [2018-09-15 20:35:53,219 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 61 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-15 20:35:53,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-09-15 20:35:53,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1034. [2018-09-15 20:35:53,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1034 states. [2018-09-15 20:35:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1511 transitions. [2018-09-15 20:35:53,353 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1511 transitions. Word has length 62 [2018-09-15 20:35:53,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 20:35:53,354 INFO L480 AbstractCegarLoop]: Abstraction has 1034 states and 1511 transitions. [2018-09-15 20:35:53,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-15 20:35:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1511 transitions. [2018-09-15 20:35:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-15 20:35:53,362 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 20:35:53,362 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-15 20:35:53,362 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 20:35:53,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1330082406, now seen corresponding path program 1 times [2018-09-15 20:35:53,363 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 20:35:53,363 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 138 with the following transitions: [2018-09-15 20:35:53,364 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1070], [1078], [1086], [1094], [1102], [1106], [1108], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-09-15 20:35:53,371 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 20:35:53,371 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 20:35:57,333 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 20:36:07,171 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 20:36:07,172 INFO L272 AbstractInterpreter]: Visited 82 different actions 233 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-09-15 20:36:07,186 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 20:36:08,909 INFO L232 lantSequenceWeakener]: Weakened 135 states. On average, predicates are now at 76.39% of their original sizes. [2018-09-15 20:36:08,910 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 20:36:09,830 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 20:36:09,831 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 20:36:09,831 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-15 20:36:09,832 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 20:36:09,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-15 20:36:09,834 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-15 20:36:09,834 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2018-09-15 20:36:09,835 INFO L87 Difference]: Start difference. First operand 1034 states and 1511 transitions. Second operand 14 states. [2018-09-15 20:36:57,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 20:36:57,660 INFO L93 Difference]: Finished difference Result 2967 states and 5193 transitions. [2018-09-15 20:36:57,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-09-15 20:36:57,662 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 137 [2018-09-15 20:36:57,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 20:36:57,675 INFO L225 Difference]: With dead ends: 2967 [2018-09-15 20:36:57,676 INFO L226 Difference]: Without dead ends: 2373 [2018-09-15 20:36:57,681 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 153 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=203, Invalid=727, Unknown=0, NotChecked=0, Total=930 [2018-09-15 20:36:57,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2373 states. [2018-09-15 20:36:57,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2373 to 1497. [2018-09-15 20:36:57,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1497 states. [2018-09-15 20:36:57,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1497 states and 2009 transitions. [2018-09-15 20:36:57,747 INFO L78 Accepts]: Start accepts. Automaton has 1497 states and 2009 transitions. Word has length 137 [2018-09-15 20:36:57,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 20:36:57,748 INFO L480 AbstractCegarLoop]: Abstraction has 1497 states and 2009 transitions. [2018-09-15 20:36:57,748 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-15 20:36:57,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2009 transitions. [2018-09-15 20:36:57,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-15 20:36:57,753 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 20:36:57,753 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-15 20:36:57,754 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 20:36:57,754 INFO L82 PathProgramCache]: Analyzing trace with hash 873246834, now seen corresponding path program 1 times [2018-09-15 20:36:57,754 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 20:36:57,755 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 151 with the following transitions: [2018-09-15 20:36:57,755 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1070], [1078], [1086], [1094], [1102], [1106], [1108], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-09-15 20:36:57,760 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 20:36:57,760 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 20:37:02,599 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 20:37:18,234 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 20:37:18,235 INFO L272 AbstractInterpreter]: Visited 95 different actions 272 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-09-15 20:37:18,242 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 20:37:20,452 INFO L232 lantSequenceWeakener]: Weakened 148 states. On average, predicates are now at 76.27% of their original sizes. [2018-09-15 20:37:20,452 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 20:37:28,778 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 20:37:28,779 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 20:37:28,779 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-09-15 20:37:28,779 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 20:37:28,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-15 20:37:28,780 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-15 20:37:28,781 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2018-09-15 20:37:28,781 INFO L87 Difference]: Start difference. First operand 1497 states and 2009 transitions. Second operand 13 states. [2018-09-15 20:37:59,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 20:37:59,049 INFO L93 Difference]: Finished difference Result 2646 states and 4140 transitions. [2018-09-15 20:37:59,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-15 20:37:59,050 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 150 [2018-09-15 20:37:59,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 20:37:59,062 INFO L225 Difference]: With dead ends: 2646 [2018-09-15 20:37:59,062 INFO L226 Difference]: Without dead ends: 2052 [2018-09-15 20:37:59,065 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 161 GetRequests, 69 SyntacticMatches, 69 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=146, Invalid=454, Unknown=0, NotChecked=0, Total=600 [2018-09-15 20:37:59,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2052 states. [2018-09-15 20:37:59,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2052 to 1962. [2018-09-15 20:37:59,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2018-09-15 20:37:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2620 transitions. [2018-09-15 20:37:59,137 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2620 transitions. Word has length 150 [2018-09-15 20:37:59,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 20:37:59,137 INFO L480 AbstractCegarLoop]: Abstraction has 1962 states and 2620 transitions. [2018-09-15 20:37:59,137 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-15 20:37:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2620 transitions. [2018-09-15 20:37:59,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-09-15 20:37:59,144 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 20:37:59,144 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-15 20:37:59,144 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 20:37:59,145 INFO L82 PathProgramCache]: Analyzing trace with hash 2120163656, now seen corresponding path program 1 times [2018-09-15 20:37:59,145 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 20:37:59,145 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 226 with the following transitions: [2018-09-15 20:37:59,146 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1070], [1078], [1086], [1094], [1102], [1106], [1108], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-09-15 20:37:59,151 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 20:37:59,151 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 20:38:01,998 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 20:38:40,913 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 20:38:40,914 INFO L272 AbstractInterpreter]: Visited 96 different actions 650 times. Merged at 7 different actions 44 times. Widened at 1 different actions 1 times. Found 8 fixpoints after 2 different actions. Largest state had 26 variables. [2018-09-15 20:38:40,951 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 20:38:44,860 INFO L232 lantSequenceWeakener]: Weakened 223 states. On average, predicates are now at 75.88% of their original sizes. [2018-09-15 20:38:44,860 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 20:38:54,506 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 20:38:54,507 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 20:38:54,507 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-15 20:38:54,507 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 20:38:54,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-15 20:38:54,508 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-15 20:38:54,508 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-09-15 20:38:54,509 INFO L87 Difference]: Start difference. First operand 1962 states and 2620 transitions. Second operand 14 states. Received shutdown request... [2018-09-15 20:39:29,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-15 20:39:29,164 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-15 20:39:29,170 WARN L206 ceAbstractionStarter]: Timeout [2018-09-15 20:39:29,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.09 08:39:29 BoogieIcfgContainer [2018-09-15 20:39:29,171 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-15 20:39:29,171 INFO L168 Benchmark]: Toolchain (without parser) took 256699.47 ms. Allocated memory was 1.5 GB in the beginning and 4.3 GB in the end (delta: 2.8 GB). Free memory was 1.4 GB in the beginning and 3.9 GB in the end (delta: -2.5 GB). Peak memory consumption was 268.2 MB. Max. memory is 7.1 GB. [2018-09-15 20:39:29,173 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-15 20:39:29,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1967.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Peak memory consumption was 190.3 MB. Max. memory is 7.1 GB. [2018-09-15 20:39:29,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.36 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-15 20:39:29,176 INFO L168 Benchmark]: Boogie Preprocessor took 932.11 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 941.6 MB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. [2018-09-15 20:39:29,177 INFO L168 Benchmark]: RCFGBuilder took 12963.22 ms. Allocated memory is still 2.5 GB. Free memory was 2.4 GB in the beginning and 1.9 GB in the end (delta: 451.9 MB). Peak memory consumption was 451.9 MB. Max. memory is 7.1 GB. [2018-09-15 20:39:29,177 INFO L168 Benchmark]: TraceAbstraction took 240539.83 ms. Allocated memory was 2.5 GB in the beginning and 4.3 GB in the end (delta: 1.8 GB). Free memory was 1.9 GB in the beginning and 3.9 GB in the end (delta: -2.0 GB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-15 20:39:29,182 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1967.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Peak memory consumption was 190.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 289.36 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 932.11 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 941.6 MB). Free memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 12963.22 ms. Allocated memory is still 2.5 GB. Free memory was 2.4 GB in the beginning and 1.9 GB in the end (delta: 451.9 MB). Peak memory consumption was 451.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 240539.83 ms. Allocated memory was 2.5 GB in the beginning and 4.3 GB in the end (delta: 1.8 GB). Free memory was 1.9 GB in the beginning and 3.9 GB in the end (delta: -2.0 GB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 173]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 173). Cancelled while BasicCegarLoop was constructing difference of abstraction (1962states) and FLOYD_HOARE automaton (currently 15 states, 14 states before enhancement), while ReachableStatesComputation was computing reachable states (2278 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 604 locations, 1 error locations. TIMEOUT Result, 240.4s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 132.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2008 SDtfs, 11146 SDslu, 2227 SDs, 0 SdLazy, 20855 SolverSat, 1983 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 121.5s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 611 GetRequests, 394 SyntacticMatches, 137 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 845 ImplicationChecksByTransitivity, 22.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1962occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 79.2s AbstIntTime, 4 AbstIntIterations, 4 AbstIntStrong, 0.9937379667116504 AbsIntWeakeningRatio, 0.14736842105263157 AbsIntAvgWeakeningVarsNumRemoved, 48.863157894736844 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 968 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: No data available, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label18_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-15_20-39-29-197.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label18_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-15_20-39-29-197.csv Completed graceful shutdown