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_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-19 01:38:54,522 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 01:38:54,525 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 01:38:54,540 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 01:38:54,540 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 01:38:54,541 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 01:38:54,543 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 01:38:54,545 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 01:38:54,546 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 01:38:54,547 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 01:38:54,548 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 01:38:54,549 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 01:38:54,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 01:38:54,551 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 01:38:54,552 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 01:38:54,553 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 01:38:54,554 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 01:38:54,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 01:38:54,558 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 01:38:54,560 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 01:38:54,561 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 01:38:54,562 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 01:38:54,565 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-19 01:38:54,572 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 01:38:54,572 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 01:38:54,574 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 01:38:54,577 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 01:38:54,578 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf [2018-09-19 01:38:54,601 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 01:38:54,601 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 01:38:54,602 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 01:38:54,603 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 01:38:54,603 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 01:38:54,603 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 01:38:54,603 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 01:38:54,603 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-19 01:38:54,604 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 01:38:54,604 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 01:38:54,604 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 01:38:54,604 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-19 01:38:54,605 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 01:38:54,605 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 01:38:54,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 01:38:54,606 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 01:38:54,606 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 01:38:54,606 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 01:38:54,606 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 01:38:54,606 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 01:38:54,607 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 01:38:54,607 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 01:38:54,607 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 01:38:54,607 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 01:38:54,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 01:38:54,608 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 01:38:54,608 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 01:38:54,608 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 01:38:54,608 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 01:38:54,608 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 01:38:54,609 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 01:38:54,609 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 01:38:54,609 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 01:38:54,609 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 01:38:54,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 01:38:54,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 01:38:54,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 01:38:54,677 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 01:38:54,678 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 01:38:54,679 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c [2018-09-19 01:38:55,043 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a27bc1b/317894fdf4044699994843b7568f99ec/FLAGab229d2da [2018-09-19 01:38:55,360 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 01:38:55,361 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c [2018-09-19 01:38:55,374 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a27bc1b/317894fdf4044699994843b7568f99ec/FLAGab229d2da [2018-09-19 01:38:55,391 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a27bc1b/317894fdf4044699994843b7568f99ec [2018-09-19 01:38:55,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 01:38:55,406 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 01:38:55,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 01:38:55,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 01:38:55,416 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 01:38:55,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 01:38:55" (1/1) ... [2018-09-19 01:38:55,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd6d764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:55, skipping insertion in model container [2018-09-19 01:38:55,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 01:38:55" (1/1) ... [2018-09-19 01:38:55,433 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 01:38:55,954 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 01:38:55,979 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 01:38:56,130 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 01:38:56,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56 WrapperNode [2018-09-19 01:38:56,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 01:38:56,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 01:38:56,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 01:38:56,186 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 01:38:56,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 01:38:56,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 01:38:56,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 01:38:56,294 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 01:38:56,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (1/1) ... [2018-09-19 01:38:56,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 01:38:56,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 01:38:56,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 01:38:56,528 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 01:38:56,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (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 [2018-09-19 01:38:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 01:38:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 01:38:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-19 01:38:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-19 01:38:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 01:38:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 01:38:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 01:38:56,614 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 01:39:00,152 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 01:39:00,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 01:39:00 BoogieIcfgContainer [2018-09-19 01:39:00,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 01:39:00,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 01:39:00,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 01:39:00,161 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 01:39:00,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 01:38:55" (1/3) ... [2018-09-19 01:39:00,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74525f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 01:39:00, skipping insertion in model container [2018-09-19 01:39:00,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 01:38:56" (2/3) ... [2018-09-19 01:39:00,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74525f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 01:39:00, skipping insertion in model container [2018-09-19 01:39:00,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 01:39:00" (3/3) ... [2018-09-19 01:39:00,167 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label49_true-unreach-call_false-termination.c [2018-09-19 01:39:00,179 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 01:39:00,193 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 01:39:00,265 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 01:39:00,266 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 01:39:00,266 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 01:39:00,266 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 01:39:00,267 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 01:39:00,267 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 01:39:00,267 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 01:39:00,267 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 01:39:00,268 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 01:39:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-09-19 01:39:00,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-19 01:39:00,317 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 01:39:00,319 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, 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] [2018-09-19 01:39:00,321 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 01:39:00,327 INFO L82 PathProgramCache]: Analyzing trace with hash -131580560, now seen corresponding path program 1 times [2018-09-19 01:39:00,329 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 01:39:00,331 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 115 with the following transitions: [2018-09-19 01:39:00,335 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [549], [551], [761], [765], [771], [775], [782], [783], [784], [786] [2018-09-19 01:39:00,421 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-09-19 01:39:00,422 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 01:39:21,721 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 01:39:21,723 INFO L272 AbstractInterpreter]: Visited 67 different actions 67 times. Never merged. Never widened. Never found a fixpoint. Largest state had 41 variables. [2018-09-19 01:39:21,738 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 01:39:24,352 INFO L232 lantSequenceWeakener]: Weakened 66 states. On average, predicates are now at 79.62% of their original sizes. [2018-09-19 01:39:24,353 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 01:39:25,554 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 01:39:25,556 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 01:39:25,557 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-19 01:39:25,557 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 01:39:25,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-19 01:39:25,569 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-19 01:39:25,570 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-09-19 01:39:25,573 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 12 states. [2018-09-19 01:39:32,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 01:39:32,429 INFO L93 Difference]: Finished difference Result 475 states and 794 transitions. [2018-09-19 01:39:32,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-19 01:39:32,432 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 114 [2018-09-19 01:39:32,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 01:39:32,448 INFO L225 Difference]: With dead ends: 475 [2018-09-19 01:39:32,448 INFO L226 Difference]: Without dead ends: 265 [2018-09-19 01:39:32,455 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 119 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2018-09-19 01:39:32,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2018-09-19 01:39:32,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 265. [2018-09-19 01:39:32,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-09-19 01:39:32,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 397 transitions. [2018-09-19 01:39:32,532 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 397 transitions. Word has length 114 [2018-09-19 01:39:32,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 01:39:32,533 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 397 transitions. [2018-09-19 01:39:32,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-19 01:39:32,533 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 397 transitions. [2018-09-19 01:39:32,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-19 01:39:32,539 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 01:39:32,539 INFO L376 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 01:39:32,540 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 01:39:32,540 INFO L82 PathProgramCache]: Analyzing trace with hash 858093459, now seen corresponding path program 1 times [2018-09-19 01:39:32,540 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 01:39:32,541 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 124 with the following transitions: [2018-09-19 01:39:32,542 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [549], [551], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-09-19 01:39:32,550 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-09-19 01:39:32,551 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 01:40:26,770 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 01:40:26,770 INFO L272 AbstractInterpreter]: Visited 117 different actions 182 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-09-19 01:40:26,808 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 01:40:30,282 INFO L232 lantSequenceWeakener]: Weakened 121 states. On average, predicates are now at 80.58% of their original sizes. [2018-09-19 01:40:30,282 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 01:40:31,494 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 01:40:31,495 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 01:40:31,495 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-19 01:40:31,495 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 01:40:31,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-19 01:40:31,497 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-19 01:40:31,497 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2018-09-19 01:40:31,498 INFO L87 Difference]: Start difference. First operand 265 states and 397 transitions. Second operand 14 states. [2018-09-19 01:40:39,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 01:40:39,621 INFO L93 Difference]: Finished difference Result 608 states and 996 transitions. [2018-09-19 01:40:39,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-09-19 01:40:39,624 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 123 [2018-09-19 01:40:39,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 01:40:39,631 INFO L225 Difference]: With dead ends: 608 [2018-09-19 01:40:39,631 INFO L226 Difference]: Without dead ends: 410 [2018-09-19 01:40:39,636 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 137 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=194, Invalid=618, Unknown=0, NotChecked=0, Total=812 [2018-09-19 01:40:39,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2018-09-19 01:40:39,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 403. [2018-09-19 01:40:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2018-09-19 01:40:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 549 transitions. [2018-09-19 01:40:39,689 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 549 transitions. Word has length 123 [2018-09-19 01:40:39,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 01:40:39,690 INFO L480 AbstractCegarLoop]: Abstraction has 403 states and 549 transitions. [2018-09-19 01:40:39,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-19 01:40:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 549 transitions. [2018-09-19 01:40:39,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-19 01:40:39,695 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 01:40:39,696 INFO L376 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1] [2018-09-19 01:40:39,696 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 01:40:39,697 INFO L82 PathProgramCache]: Analyzing trace with hash -2098116893, now seen corresponding path program 1 times [2018-09-19 01:40:39,697 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 01:40:39,697 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 127 with the following transitions: [2018-09-19 01:40:39,698 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [549], [551], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-09-19 01:40:39,705 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-09-19 01:40:39,706 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 01:41:28,943 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 01:41:28,944 INFO L272 AbstractInterpreter]: Visited 117 different actions 181 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-09-19 01:41:28,949 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 01:41:32,315 INFO L232 lantSequenceWeakener]: Weakened 124 states. On average, predicates are now at 80.56% of their original sizes. [2018-09-19 01:41:32,316 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 01:41:33,168 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 01:41:33,169 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 01:41:33,169 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-09-19 01:41:33,169 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 01:41:33,170 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-19 01:41:33,170 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-19 01:41:33,171 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-09-19 01:41:33,171 INFO L87 Difference]: Start difference. First operand 403 states and 549 transitions. Second operand 13 states. [2018-09-19 01:41:44,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 01:41:44,874 INFO L93 Difference]: Finished difference Result 953 states and 1546 transitions. [2018-09-19 01:41:44,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-09-19 01:41:44,879 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 126 [2018-09-19 01:41:44,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 01:41:44,885 INFO L225 Difference]: With dead ends: 953 [2018-09-19 01:41:44,885 INFO L226 Difference]: Without dead ends: 755 [2018-09-19 01:41:44,887 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 143 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=203, Invalid=727, Unknown=0, NotChecked=0, Total=930 [2018-09-19 01:41:44,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2018-09-19 01:41:44,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 747. [2018-09-19 01:41:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 747 states. [2018-09-19 01:41:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 919 transitions. [2018-09-19 01:41:44,934 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 919 transitions. Word has length 126 [2018-09-19 01:41:44,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 01:41:44,935 INFO L480 AbstractCegarLoop]: Abstraction has 747 states and 919 transitions. [2018-09-19 01:41:44,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-19 01:41:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 919 transitions. [2018-09-19 01:41:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-19 01:41:44,939 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 01:41:44,939 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1] [2018-09-19 01:41:44,940 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 01:41:44,940 INFO L82 PathProgramCache]: Analyzing trace with hash 208953216, now seen corresponding path program 1 times [2018-09-19 01:41:44,940 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 01:41:44,941 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 136 with the following transitions: [2018-09-19 01:41:44,941 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [549], [551], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-09-19 01:41:44,947 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-09-19 01:41:44,947 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 01:43:11,136 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 01:43:11,137 INFO L272 AbstractInterpreter]: Visited 118 different actions 303 times. Merged at 7 different actions 17 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 42 variables. [2018-09-19 01:43:11,145 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 01:43:13,958 INFO L232 lantSequenceWeakener]: Weakened 133 states. On average, predicates are now at 80.56% of their original sizes. [2018-09-19 01:43:13,959 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 01:43:14,511 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 01:43:14,512 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 01:43:14,512 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-19 01:43:14,512 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 01:43:14,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-19 01:43:14,513 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-19 01:43:14,513 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-09-19 01:43:14,513 INFO L87 Difference]: Start difference. First operand 747 states and 919 transitions. Second operand 11 states. Received shutdown request... [2018-09-19 01:43:21,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-09-19 01:43:21,116 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-19 01:43:21,122 WARN L206 ceAbstractionStarter]: Timeout [2018-09-19 01:43:21,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 01:43:21 BoogieIcfgContainer [2018-09-19 01:43:21,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 01:43:21,123 INFO L168 Benchmark]: Toolchain (without parser) took 265719.33 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.3 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -729.8 MB). Peak memory consumption was 595.6 MB. Max. memory is 7.1 GB. [2018-09-19 01:43:21,125 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 01:43:21,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-19 01:43:21,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-19 01:43:21,127 INFO L168 Benchmark]: Boogie Preprocessor took 228.47 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 751.3 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -844.6 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2018-09-19 01:43:21,128 INFO L168 Benchmark]: RCFGBuilder took 3625.52 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 94.8 MB). Peak memory consumption was 94.8 MB. Max. memory is 7.1 GB. [2018-09-19 01:43:21,129 INFO L168 Benchmark]: TraceAbstraction took 260967.40 ms. Allocated memory was 2.3 GB in the beginning and 2.8 GB in the end (delta: 574.1 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -32.9 MB). Peak memory consumption was 541.2 MB. Max. memory is 7.1 GB. [2018-09-19 01:43:21,134 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 777.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 107.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 228.47 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 751.3 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -844.6 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3625.52 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 94.8 MB). Peak memory consumption was 94.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 260967.40 ms. Allocated memory was 2.3 GB in the beginning and 2.8 GB in the end (delta: 574.1 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -32.9 MB). Peak memory consumption was 541.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 497]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 497). Cancelled while BasicCegarLoop was constructing difference of abstraction (747states) and FLOYD_HOARE automaton (currently 22 states, 11 states before enhancement), while ReachableStatesComputation was computing reachable states (633 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. TIMEOUT Result, 260.8s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 33.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 800 SDtfs, 2249 SDslu, 1157 SDs, 0 SdLazy, 6638 SolverSat, 662 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.4s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 547 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=747occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 211.1s AbstIntTime, 4 AbstIntIterations, 4 AbstIntStrong, 0.9939999506270373 AbsIntWeakeningRatio, 0.23481781376518218 AbsIntAvgWeakeningVarsNumRemoved, 2705.8684210526317 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 15 StatesRemovedByMinimization, 2 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/Problem01_label49_true-unreach-call_false-termination.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-19_01-43-21-150.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label49_true-unreach-call_false-termination.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-19_01-43-21-150.csv Completed graceful shutdown