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/Problem11_label48_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-15 11:39:22,167 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-15 11:39:22,170 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-15 11:39:22,186 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-15 11:39:22,186 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-15 11:39:22,188 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-15 11:39:22,189 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-15 11:39:22,190 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-15 11:39:22,192 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-15 11:39:22,193 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-15 11:39:22,194 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-15 11:39:22,194 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-15 11:39:22,195 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-15 11:39:22,196 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-15 11:39:22,197 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-15 11:39:22,198 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-15 11:39:22,199 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-15 11:39:22,201 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-15 11:39:22,203 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-15 11:39:22,204 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-15 11:39:22,205 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-15 11:39:22,207 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-15 11:39:22,209 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-15 11:39:22,209 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-15 11:39:22,210 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-15 11:39:22,211 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-15 11:39:22,212 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-15 11:39:22,212 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-15 11:39:22,213 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-15 11:39:22,214 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-15 11:39:22,215 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-15 11:39:22,220 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-15 11:39:22,220 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-15 11:39:22,220 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-15 11:39:22,222 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-15 11:39:22,223 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-15 11:39:22,223 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 [2018-09-15 11:39:22,255 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-15 11:39:22,257 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-15 11:39:22,258 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-15 11:39:22,258 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-15 11:39:22,259 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-15 11:39:22,259 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-15 11:39:22,259 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-15 11:39:22,259 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-15 11:39:22,259 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-15 11:39:22,260 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-15 11:39:22,260 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-15 11:39:22,264 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-15 11:39:22,264 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-15 11:39:22,265 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-15 11:39:22,265 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-15 11:39:22,265 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-15 11:39:22,265 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-15 11:39:22,267 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-15 11:39:22,268 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-15 11:39:22,268 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-15 11:39:22,268 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-15 11:39:22,268 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-15 11:39:22,269 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-15 11:39:22,269 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-15 11:39:22,269 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-15 11:39:22,269 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-15 11:39:22,270 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-15 11:39:22,270 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-15 11:39:22,270 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-15 11:39:22,270 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-15 11:39:22,270 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-15 11:39:22,271 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-15 11:39:22,271 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-15 11:39:22,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-15 11:39:22,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-15 11:39:22,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-15 11:39:22,347 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-15 11:39:22,348 INFO L276 PluginConnector]: CDTParser initialized [2018-09-15 11:39:22,349 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label48_true-unreach-call.c [2018-09-15 11:39:22,714 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/525c1fef6/d03d2a4a8e1243768ceae8923dc48683/FLAGc81c79408 [2018-09-15 11:39:23,095 INFO L277 CDTParser]: Found 1 translation units. [2018-09-15 11:39:23,096 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label48_true-unreach-call.c [2018-09-15 11:39:23,122 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/525c1fef6/d03d2a4a8e1243768ceae8923dc48683/FLAGc81c79408 [2018-09-15 11:39:23,153 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/525c1fef6/d03d2a4a8e1243768ceae8923dc48683 [2018-09-15 11:39:23,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-15 11:39:23,174 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-15 11:39:23,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-15 11:39:23,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-15 11:39:23,184 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-15 11:39:23,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 11:39:23" (1/1) ... [2018-09-15 11:39:23,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efa186f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:23, skipping insertion in model container [2018-09-15 11:39:23,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 11:39:23" (1/1) ... [2018-09-15 11:39:23,203 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-15 11:39:23,933 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 11:39:23,953 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-15 11:39:24,162 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 11:39:24,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24 WrapperNode [2018-09-15 11:39:24,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-15 11:39:24,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-15 11:39:24,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-15 11:39:24,264 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-15 11:39:24,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-15 11:39:24,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-15 11:39:24,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-15 11:39:24,476 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-15 11:39:24,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (1/1) ... [2018-09-15 11:39:24,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-15 11:39:24,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-15 11:39:24,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-15 11:39:24,928 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-15 11:39:24,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (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 11:39:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-15 11:39:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-15 11:39:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-15 11:39:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-15 11:39:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-15 11:39:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-15 11:39:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-15 11:39:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-15 11:39:29,361 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-15 11:39:29,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 11:39:29 BoogieIcfgContainer [2018-09-15 11:39:29,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-15 11:39:29,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-15 11:39:29,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-15 11:39:29,368 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-15 11:39:29,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.09 11:39:23" (1/3) ... [2018-09-15 11:39:29,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be52dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 11:39:29, skipping insertion in model container [2018-09-15 11:39:29,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 11:39:24" (2/3) ... [2018-09-15 11:39:29,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be52dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 11:39:29, skipping insertion in model container [2018-09-15 11:39:29,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 11:39:29" (3/3) ... [2018-09-15 11:39:29,373 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label48_true-unreach-call.c [2018-09-15 11:39:29,384 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-15 11:39:29,394 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-15 11:39:29,452 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-15 11:39:29,453 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-15 11:39:29,453 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-15 11:39:29,453 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-15 11:39:29,453 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-15 11:39:29,453 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-15 11:39:29,454 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-15 11:39:29,454 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-15 11:39:29,454 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-15 11:39:29,490 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-09-15 11:39:29,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-15 11:39:29,502 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 11:39:29,503 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] [2018-09-15 11:39:29,505 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 11:39:29,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1192581977, now seen corresponding path program 1 times [2018-09-15 11:39:29,514 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 11:39:29,515 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 58 with the following transitions: [2018-09-15 11:39:29,519 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [357], [359], [1088], [1092], [1098], [1102], [1109], [1110], [1111], [1113] [2018-09-15 11:39:29,597 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-09-15 11:39:29,597 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 11:39:32,856 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 11:39:32,858 INFO L272 AbstractInterpreter]: Visited 56 different actions 56 times. Never merged. Never widened. Never found a fixpoint. Largest state had 27 variables. [2018-09-15 11:39:32,884 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 11:39:34,093 INFO L232 lantSequenceWeakener]: Weakened 55 states. On average, predicates are now at 75.58% of their original sizes. [2018-09-15 11:39:34,093 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 11:39:34,439 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 11:39:34,441 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 11:39:34,442 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-15 11:39:34,442 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 11:39:34,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-15 11:39:34,457 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-15 11:39:34,458 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-15 11:39:34,461 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 6 states. [2018-09-15 11:39:41,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 11:39:41,968 INFO L93 Difference]: Finished difference Result 776 states and 1363 transitions. [2018-09-15 11:39:41,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-15 11:39:41,973 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-09-15 11:39:41,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 11:39:41,997 INFO L225 Difference]: With dead ends: 776 [2018-09-15 11:39:41,997 INFO L226 Difference]: Without dead ends: 481 [2018-09-15 11:39:42,006 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 56 GetRequests, 52 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 11:39:42,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-09-15 11:39:42,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 479. [2018-09-15 11:39:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2018-09-15 11:39:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 682 transitions. [2018-09-15 11:39:42,092 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 682 transitions. Word has length 57 [2018-09-15 11:39:42,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 11:39:42,093 INFO L480 AbstractCegarLoop]: Abstraction has 479 states and 682 transitions. [2018-09-15 11:39:42,093 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-15 11:39:42,093 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 682 transitions. [2018-09-15 11:39:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-15 11:39:42,104 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 11:39:42,105 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:39:42,105 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 11:39:42,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1426700751, now seen corresponding path program 1 times [2018-09-15 11:39:42,106 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 11:39:42,106 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 175 with the following transitions: [2018-09-15 11:39:42,107 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [357], [359], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-15 11:39:42,119 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-09-15 11:39:42,119 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 11:39:49,312 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 11:40:54,974 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 11:40:54,975 INFO L272 AbstractInterpreter]: Visited 124 different actions 359 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-15 11:40:55,017 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 11:41:14,360 INFO L232 lantSequenceWeakener]: Weakened 172 states. On average, predicates are now at 73.94% of their original sizes. [2018-09-15 11:41:14,360 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 11:41:17,009 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 11:41:17,009 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 11:41:17,010 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-15 11:41:17,010 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 11:41:17,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-15 11:41:17,013 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-15 11:41:17,013 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-09-15 11:41:17,014 INFO L87 Difference]: Start difference. First operand 479 states and 682 transitions. Second operand 11 states. [2018-09-15 11:41:29,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 11:41:29,091 INFO L93 Difference]: Finished difference Result 957 states and 1541 transitions. [2018-09-15 11:41:29,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-15 11:41:29,093 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2018-09-15 11:41:29,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 11:41:29,100 INFO L225 Difference]: With dead ends: 957 [2018-09-15 11:41:29,100 INFO L226 Difference]: Without dead ends: 674 [2018-09-15 11:41:29,103 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 181 GetRequests, 119 SyntacticMatches, 45 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2018-09-15 11:41:29,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2018-09-15 11:41:29,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 670. [2018-09-15 11:41:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 670 states. [2018-09-15 11:41:29,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 887 transitions. [2018-09-15 11:41:29,148 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 887 transitions. Word has length 174 [2018-09-15 11:41:29,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 11:41:29,149 INFO L480 AbstractCegarLoop]: Abstraction has 670 states and 887 transitions. [2018-09-15 11:41:29,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-15 11:41:29,149 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 887 transitions. [2018-09-15 11:41:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-15 11:41:29,155 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 11:41:29,155 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:41:29,156 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 11:41:29,156 INFO L82 PathProgramCache]: Analyzing trace with hash 695093477, now seen corresponding path program 1 times [2018-09-15 11:41:29,156 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 11:41:29,157 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 185 with the following transitions: [2018-09-15 11:41:29,157 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [357], [359], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-15 11:41:29,165 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-09-15 11:41:29,165 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 11:42:06,380 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 11:42:06,381 INFO L272 AbstractInterpreter]: Visited 134 different actions 262 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-15 11:42:06,411 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 11:42:26,282 INFO L232 lantSequenceWeakener]: Weakened 182 states. On average, predicates are now at 73.9% of their original sizes. [2018-09-15 11:42:26,283 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 11:42:28,619 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 11:42:28,620 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 11:42:28,620 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-15 11:42:28,620 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 11:42:28,621 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-15 11:42:28,621 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-15 11:42:28,622 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-09-15 11:42:28,622 INFO L87 Difference]: Start difference. First operand 670 states and 887 transitions. Second operand 11 states. [2018-09-15 11:42:39,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 11:42:39,359 INFO L93 Difference]: Finished difference Result 1149 states and 1747 transitions. [2018-09-15 11:42:39,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-15 11:42:39,362 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 184 [2018-09-15 11:42:39,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 11:42:39,368 INFO L225 Difference]: With dead ends: 1149 [2018-09-15 11:42:39,368 INFO L226 Difference]: Without dead ends: 866 [2018-09-15 11:42:39,370 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 191 GetRequests, 129 SyntacticMatches, 45 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2018-09-15 11:42:39,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2018-09-15 11:42:39,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 861. [2018-09-15 11:42:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2018-09-15 11:42:39,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1092 transitions. [2018-09-15 11:42:39,410 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1092 transitions. Word has length 184 [2018-09-15 11:42:39,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 11:42:39,411 INFO L480 AbstractCegarLoop]: Abstraction has 861 states and 1092 transitions. [2018-09-15 11:42:39,411 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-15 11:42:39,411 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1092 transitions. [2018-09-15 11:42:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-09-15 11:42:39,416 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 11:42:39,417 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:42:39,417 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 11:42:39,417 INFO L82 PathProgramCache]: Analyzing trace with hash -180151907, now seen corresponding path program 1 times [2018-09-15 11:42:39,417 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 11:42:39,418 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 190 with the following transitions: [2018-09-15 11:42:39,418 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [357], [359], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-15 11:42:39,425 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-09-15 11:42:39,425 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 11:43:16,059 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 11:43:16,060 INFO L272 AbstractInterpreter]: Visited 139 different actions 272 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-15 11:43:16,097 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 11:43:32,492 INFO L232 lantSequenceWeakener]: Weakened 187 states. On average, predicates are now at 73.93% of their original sizes. [2018-09-15 11:43:32,492 INFO L412 sIntCurrentIteration]: Unifying AI predicates Received shutdown request... [2018-09-15 11:43:33,584 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-15 11:43:33,589 WARN L206 ceAbstractionStarter]: Timeout [2018-09-15 11:43:33,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.09 11:43:33 BoogieIcfgContainer [2018-09-15 11:43:33,590 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-15 11:43:33,591 INFO L168 Benchmark]: Toolchain (without parser) took 250420.13 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -529.5 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-09-15 11:43:33,593 INFO L168 Benchmark]: CDTParser took 0.25 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 11:43:33,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1087.96 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-09-15 11:43:33,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.30 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-15 11:43:33,595 INFO L168 Benchmark]: Boogie Preprocessor took 451.21 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 804.8 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -931.0 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. [2018-09-15 11:43:33,596 INFO L168 Benchmark]: RCFGBuilder took 4435.90 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 171.2 MB). Peak memory consumption was 171.2 MB. Max. memory is 7.1 GB. [2018-09-15 11:43:33,597 INFO L168 Benchmark]: TraceAbstraction took 244225.53 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 135.1 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-09-15 11:43:33,602 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1087.96 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 211.30 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 451.21 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 804.8 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -931.0 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4435.90 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 171.2 MB). Peak memory consumption was 171.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 244225.53 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 135.1 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 156]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 156). Cancelled while BasicCegarLoop was analyzing trace of length 190 with TraceHistMax 2, while AbsIntCurrentIteration was generating AI predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. TIMEOUT Result, 244.1s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 30.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 894 SDtfs, 2320 SDslu, 707 SDs, 0 SdLazy, 4782 SolverSat, 569 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.0s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 428 GetRequests, 300 SyntacticMatches, 90 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 727 ImplicationChecksByTransitivity, 6.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=861occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 150.2s AbstIntTime, 4 AbstIntIterations, 4 AbstIntStrong, 0.9945434812101481 AbsIntWeakeningRatio, 0.13833333333333334 AbsIntAvgWeakeningVarsNumRemoved, 127.71 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 11 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/Problem11_label48_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-15_11-43-33-618.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem11_label48_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-15_11-43-33-618.csv Completed graceful shutdown