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/loop-acceleration/array_true-unreach-call4_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-19 08:01:15,478 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 08:01:15,481 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 08:01:15,494 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 08:01:15,495 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 08:01:15,496 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 08:01:15,497 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 08:01:15,499 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 08:01:15,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 08:01:15,501 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 08:01:15,502 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 08:01:15,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 08:01:15,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 08:01:15,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 08:01:15,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 08:01:15,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 08:01:15,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 08:01:15,510 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 08:01:15,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 08:01:15,513 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 08:01:15,518 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 08:01:15,519 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 08:01:15,521 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 08:01:15,521 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 08:01:15,522 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 08:01:15,522 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 08:01:15,523 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 08:01:15,524 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 08:01:15,525 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 08:01:15,526 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 08:01:15,526 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 08:01:15,527 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-19 08:01:15,529 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 [2018-09-19 08:01:15,546 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 08:01:15,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 08:01:15,547 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 08:01:15,547 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 08:01:15,547 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 08:01:15,548 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 08:01:15,548 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-19 08:01:15,548 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 08:01:15,548 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-19 08:01:15,549 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 08:01:15,549 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 08:01:15,549 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 08:01:15,549 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-19 08:01:15,550 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 08:01:15,550 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 08:01:15,550 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 08:01:15,551 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 08:01:15,551 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 08:01:15,551 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 08:01:15,551 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 08:01:15,551 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 08:01:15,552 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 08:01:15,552 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 08:01:15,552 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 08:01:15,552 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 08:01:15,553 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 08:01:15,553 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 08:01:15,553 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 08:01:15,553 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 08:01:15,553 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 08:01:15,554 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 08:01:15,554 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 08:01:15,554 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 08:01:15,554 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 08:01:15,554 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 08:01:15,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 08:01:15,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 08:01:15,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 08:01:15,623 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 08:01:15,624 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 08:01:15,624 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/array_true-unreach-call4_true-termination.i [2018-09-19 08:01:15,990 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deae67a03/75cc4c0b2ad24ca2848337dcb85fbe43/FLAG65b243491 [2018-09-19 08:01:16,148 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 08:01:16,149 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/array_true-unreach-call4_true-termination.i [2018-09-19 08:01:16,154 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deae67a03/75cc4c0b2ad24ca2848337dcb85fbe43/FLAG65b243491 [2018-09-19 08:01:16,171 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deae67a03/75cc4c0b2ad24ca2848337dcb85fbe43 [2018-09-19 08:01:16,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 08:01:16,186 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 08:01:16,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 08:01:16,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 08:01:16,195 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 08:01:16,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f1297b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16, skipping insertion in model container [2018-09-19 08:01:16,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,211 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 08:01:16,393 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 08:01:16,411 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 08:01:16,417 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 08:01:16,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16 WrapperNode [2018-09-19 08:01:16,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 08:01:16,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 08:01:16,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 08:01:16,432 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 08:01:16,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 08:01:16,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 08:01:16,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 08:01:16,456 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 08:01:16,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (1/1) ... [2018-09-19 08:01:16,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 08:01:16,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 08:01:16,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 08:01:16,480 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 08:01:16,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (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 08:01:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 08:01:16,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 08:01:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 08:01:16,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 08:01:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 08:01:16,552 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 08:01:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-19 08:01:16,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-19 08:01:16,899 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 08:01:16,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:01:16 BoogieIcfgContainer [2018-09-19 08:01:16,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 08:01:16,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 08:01:16,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 08:01:16,904 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 08:01:16,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 08:01:16" (1/3) ... [2018-09-19 08:01:16,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ad13cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 08:01:16, skipping insertion in model container [2018-09-19 08:01:16,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:01:16" (2/3) ... [2018-09-19 08:01:16,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ad13cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 08:01:16, skipping insertion in model container [2018-09-19 08:01:16,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:01:16" (3/3) ... [2018-09-19 08:01:16,909 INFO L112 eAbstractionObserver]: Analyzing ICFG array_true-unreach-call4_true-termination.i [2018-09-19 08:01:16,922 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 08:01:16,932 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 08:01:16,993 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 08:01:16,993 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 08:01:16,994 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 08:01:16,994 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 08:01:16,994 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 08:01:16,994 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 08:01:16,994 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 08:01:16,994 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 08:01:16,994 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 08:01:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2018-09-19 08:01:17,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-19 08:01:17,019 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 08:01:17,020 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 08:01:17,021 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 08:01:17,028 INFO L82 PathProgramCache]: Analyzing trace with hash -871089760, now seen corresponding path program 1 times [2018-09-19 08:01:17,031 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 08:01:17,032 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 13 with the following transitions: [2018-09-19 08:01:17,034 INFO L202 CegarAbsIntRunner]: [0], [4], [17], [19], [32], [36], [39], [41], [47], [48], [49], [51] [2018-09-19 08:01:17,106 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-19 08:01:17,107 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 08:01:17,150 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 08:01:17,151 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Never found a fixpoint. Largest state had 2 variables. [2018-09-19 08:01:17,160 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 08:01:17,199 INFO L232 lantSequenceWeakener]: Weakened 1 states. On average, predicates are now at 100% of their original sizes. [2018-09-19 08:01:17,200 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 08:01:17,202 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 08:01:17,203 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 08:01:17,203 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-19 08:01:17,204 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 08:01:17,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-19 08:01:17,215 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-19 08:01:17,216 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 08:01:17,219 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 2 states. [2018-09-19 08:01:17,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 08:01:17,239 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2018-09-19 08:01:17,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-19 08:01:17,241 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2018-09-19 08:01:17,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 08:01:17,248 INFO L225 Difference]: With dead ends: 38 [2018-09-19 08:01:17,249 INFO L226 Difference]: Without dead ends: 17 [2018-09-19 08:01:17,252 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 11 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 08:01:17,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2018-09-19 08:01:17,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2018-09-19 08:01:17,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-09-19 08:01:17,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 18 transitions. [2018-09-19 08:01:17,288 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 18 transitions. Word has length 12 [2018-09-19 08:01:17,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 08:01:17,288 INFO L480 AbstractCegarLoop]: Abstraction has 17 states and 18 transitions. [2018-09-19 08:01:17,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-19 08:01:17,289 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-19 08:01:17,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-19 08:01:17,290 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 08:01:17,290 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 08:01:17,290 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 08:01:17,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1032139915, now seen corresponding path program 1 times [2018-09-19 08:01:17,291 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 08:01:17,291 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 15 with the following transitions: [2018-09-19 08:01:17,292 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [19], [23], [26], [36], [39], [41], [47], [48], [49], [51] [2018-09-19 08:01:17,294 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-19 08:01:17,294 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 08:01:17,299 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 08:01:17,299 INFO L272 AbstractInterpreter]: Visited 7 different actions 7 times. Never merged. Never widened. Never found a fixpoint. Largest state had 2 variables. [2018-09-19 08:01:17,329 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 08:01:17,339 INFO L224 lantSequenceWeakener]: Could never weaken! [2018-09-19 08:01:17,340 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 08:01:17,348 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 08:01:17,349 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 08:01:17,349 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-19 08:01:17,349 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 08:01:17,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-19 08:01:17,352 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-19 08:01:17,352 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-19 08:01:17,353 INFO L87 Difference]: Start difference. First operand 17 states and 18 transitions. Second operand 3 states. [2018-09-19 08:01:17,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 08:01:17,456 INFO L93 Difference]: Finished difference Result 33 states and 36 transitions. [2018-09-19 08:01:17,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-19 08:01:17,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2018-09-19 08:01:17,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 08:01:17,460 INFO L225 Difference]: With dead ends: 33 [2018-09-19 08:01:17,460 INFO L226 Difference]: Without dead ends: 24 [2018-09-19 08:01:17,461 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-19 08:01:17,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-09-19 08:01:17,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 19. [2018-09-19 08:01:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-09-19 08:01:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2018-09-19 08:01:17,468 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 14 [2018-09-19 08:01:17,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 08:01:17,469 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2018-09-19 08:01:17,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-19 08:01:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-19 08:01:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-19 08:01:17,470 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 08:01:17,470 INFO L376 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 08:01:17,471 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 08:01:17,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1366720179, now seen corresponding path program 1 times [2018-09-19 08:01:17,471 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 08:01:17,472 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 18 with the following transitions: [2018-09-19 08:01:17,472 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [13], [15], [19], [23], [26], [36], [39], [41], [47], [48], [49], [51] [2018-09-19 08:01:17,474 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-19 08:01:17,474 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 08:01:17,534 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 08:01:17,534 INFO L272 AbstractInterpreter]: Visited 15 different actions 43 times. Merged at 3 different actions 21 times. Widened at 1 different actions 3 times. Found 1 fixpoints after 1 different actions. Largest state had 4 variables. [2018-09-19 08:01:17,548 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 08:01:17,570 INFO L232 lantSequenceWeakener]: Weakened 2 states. On average, predicates are now at 75% of their original sizes. [2018-09-19 08:01:17,570 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 08:01:17,662 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 08:01:17,663 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 08:01:17,663 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-19 08:01:17,663 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 08:01:17,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-19 08:01:17,664 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-19 08:01:17,664 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-09-19 08:01:17,665 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand 7 states. [2018-09-19 08:01:17,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 08:01:17,945 INFO L93 Difference]: Finished difference Result 45 states and 50 transitions. [2018-09-19 08:01:17,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-19 08:01:17,946 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-09-19 08:01:17,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 08:01:17,947 INFO L225 Difference]: With dead ends: 45 [2018-09-19 08:01:17,947 INFO L226 Difference]: Without dead ends: 31 [2018-09-19 08:01:17,948 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-09-19 08:01:17,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-09-19 08:01:17,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2018-09-19 08:01:17,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-09-19 08:01:17,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2018-09-19 08:01:17,955 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 17 [2018-09-19 08:01:17,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 08:01:17,956 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2018-09-19 08:01:17,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-19 08:01:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-09-19 08:01:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-19 08:01:17,957 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 08:01:17,957 INFO L376 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 08:01:17,958 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 08:01:17,958 INFO L82 PathProgramCache]: Analyzing trace with hash 895867088, now seen corresponding path program 1 times [2018-09-19 08:01:17,958 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 08:01:17,958 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 30 with the following transitions: [2018-09-19 08:01:17,959 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [13], [15], [19], [23], [26], [28], [30], [36], [39], [41], [47], [48], [49], [51] [2018-09-19 08:01:17,960 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-19 08:01:17,960 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 08:01:18,026 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-19 08:01:18,027 INFO L272 AbstractInterpreter]: Visited 18 different actions 141 times. Merged at 7 different actions 73 times. Widened at 2 different actions 12 times. Found 2 fixpoints after 2 different actions. Largest state had 5 variables. [2018-09-19 08:01:18,044 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-19 08:01:18,061 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-19 08:01:18,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 08:01:18 BoogieIcfgContainer [2018-09-19 08:01:18,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 08:01:18,062 INFO L168 Benchmark]: Toolchain (without parser) took 1878.83 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -724.0 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-19 08:01:18,064 INFO L168 Benchmark]: CDTParser took 0.22 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. [2018-09-19 08:01:18,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.82 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-19 08:01:18,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.15 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 08:01:18,067 INFO L168 Benchmark]: Boogie Preprocessor took 23.16 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 08:01:18,067 INFO L168 Benchmark]: RCFGBuilder took 420.54 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -778.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2018-09-19 08:01:18,068 INFO L168 Benchmark]: TraceAbstraction took 1160.73 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: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. [2018-09-19 08:01:18,074 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 243.82 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 24.15 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. * Boogie Preprocessor took 23.16 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. * RCFGBuilder took 420.54 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -778.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1160.73 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: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L11] int A[1024]; [L12] int i; [L14] i = 0 [L14] COND TRUE i < 1024-1 [L15] A[i] = __VERIFIER_nondet_int() [L14] i++ [L14] i++ [L14] COND TRUE i < 1024-1 [L15] A[i] = __VERIFIER_nondet_int() [L14] i++ [L14] i++ [L14] COND FALSE !(i < 1024-1) [L18] A[1024 -1] = 0 [L19] i = 0 [L19] COND TRUE A[i] != 0 [L19] i++ [L19] i++ [L19] COND TRUE A[i] != 0 [L19] i++ [L19] i++ [L19] COND TRUE A[i] != 0 [L19] i++ [L19] i++ [L19] COND FALSE !(A[i] != 0) [L21] CALL __VERIFIER_assert(i <= 1024) [L5] COND TRUE !(cond) [L6] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 23 locations, 1 error locations. UNKNOWN Result, 1.0s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 48 SDtfs, 29 SDslu, 42 SDs, 0 SdLazy, 48 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 41 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 4 AbstIntIterations, 3 AbstIntStrong, 0.81875 AbsIntWeakeningRatio, 0.4 AbsIntAvgWeakeningVarsNumRemoved, 0.2 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 6 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: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array_true-unreach-call4_true-termination.i_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-19_08-01-18-097.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array_true-unreach-call4_true-termination.i_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-19_08-01-18-097.csv Received shutdown request...