java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label03_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-15 19:28:23,652 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-15 19:28:23,655 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-15 19:28:23,673 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-15 19:28:23,674 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-15 19:28:23,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-15 19:28:23,679 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-15 19:28:23,681 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-15 19:28:23,683 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-15 19:28:23,684 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-15 19:28:23,686 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-15 19:28:23,687 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-15 19:28:23,688 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-15 19:28:23,689 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-15 19:28:23,692 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-15 19:28:23,699 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-15 19:28:23,700 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-15 19:28:23,704 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-15 19:28:23,708 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-15 19:28:23,710 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-15 19:28:23,713 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-15 19:28:23,715 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-15 19:28:23,720 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-15 19:28:23,729 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-15 19:28:23,729 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-15 19:28:23,730 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-15 19:28:23,730 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-15 19:28:23,731 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-15 19:28:23,746 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-15 19:28:23,747 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-15 19:28:23,748 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-15 19:28:23,748 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-15 19:28:23,748 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-15 19:28:23,748 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-15 19:28:23,749 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-15 19:28:23,749 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-15 19:28:23,749 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-15 19:28:23,749 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-15 19:28:23,749 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-15 19:28:23,749 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-15 19:28:23,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-15 19:28:23,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-15 19:28:23,751 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-15 19:28:23,751 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-15 19:28:23,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-15 19:28:23,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-15 19:28:23,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-15 19:28:23,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-15 19:28:23,752 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-15 19:28:23,752 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-15 19:28:23,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-15 19:28:23,752 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-15 19:28:23,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-15 19:28:23,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-15 19:28:23,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-15 19:28:23,753 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-15 19:28:23,753 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-15 19:28:23,753 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-15 19:28:23,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-15 19:28:23,754 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-15 19:28:23,754 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-15 19:28:23,754 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-15 19:28:23,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-15 19:28:23,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-15 19:28:23,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-15 19:28:23,818 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-15 19:28:23,818 INFO L276 PluginConnector]: CDTParser initialized [2018-09-15 19:28:23,819 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label03_true-unreach-call.c [2018-09-15 19:28:24,176 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e9ef4dba/e8765fdbe45143e4b746b23970809836/FLAG2b12ca843 [2018-09-15 19:28:24,490 INFO L277 CDTParser]: Found 1 translation units. [2018-09-15 19:28:24,493 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label03_true-unreach-call.c [2018-09-15 19:28:24,512 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e9ef4dba/e8765fdbe45143e4b746b23970809836/FLAG2b12ca843 [2018-09-15 19:28:24,540 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e9ef4dba/e8765fdbe45143e4b746b23970809836 [2018-09-15 19:28:24,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-15 19:28:24,565 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-15 19:28:24,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-15 19:28:24,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-15 19:28:24,580 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-15 19:28:24,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 07:28:24" (1/1) ... [2018-09-15 19:28:24,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb77404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:24, skipping insertion in model container [2018-09-15 19:28:24,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 07:28:24" (1/1) ... [2018-09-15 19:28:24,600 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-15 19:28:25,326 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 19:28:25,357 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-15 19:28:25,569 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 19:28:25,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25 WrapperNode [2018-09-15 19:28:25,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-15 19:28:25,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-15 19:28:25,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-15 19:28:25,659 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-15 19:28:25,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:25,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:25,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-15 19:28:25,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-15 19:28:25,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-15 19:28:25,853 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-15 19:28:26,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:26,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:26,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:26,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:26,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:26,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:26,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (1/1) ... [2018-09-15 19:28:26,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-15 19:28:26,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-15 19:28:26,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-15 19:28:26,315 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-15 19:28:26,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (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 19:28:26,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-15 19:28:26,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-15 19:28:26,390 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-15 19:28:26,390 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-15 19:28:26,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-15 19:28:26,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-15 19:28:26,391 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-15 19:28:26,391 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-15 19:28:30,908 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-15 19:28:30,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 07:28:30 BoogieIcfgContainer [2018-09-15 19:28:30,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-15 19:28:30,910 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-15 19:28:30,910 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-15 19:28:30,914 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-15 19:28:30,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.09 07:28:24" (1/3) ... [2018-09-15 19:28:30,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e55754e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 07:28:30, skipping insertion in model container [2018-09-15 19:28:30,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 07:28:25" (2/3) ... [2018-09-15 19:28:30,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e55754e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 07:28:30, skipping insertion in model container [2018-09-15 19:28:30,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 07:28:30" (3/3) ... [2018-09-15 19:28:30,919 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label03_true-unreach-call.c [2018-09-15 19:28:30,930 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-15 19:28:30,942 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-15 19:28:31,000 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-15 19:28:31,001 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-15 19:28:31,001 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-15 19:28:31,002 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-15 19:28:31,002 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-15 19:28:31,002 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-15 19:28:31,002 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-15 19:28:31,002 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-15 19:28:31,002 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-15 19:28:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-09-15 19:28:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-15 19:28:31,041 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 19:28:31,042 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] [2018-09-15 19:28:31,043 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 19:28:31,049 INFO L82 PathProgramCache]: Analyzing trace with hash -509521591, now seen corresponding path program 1 times [2018-09-15 19:28:31,052 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 19:28:31,053 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 38 with the following transitions: [2018-09-15 19:28:31,056 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], [197], [199], [1088], [1092], [1098], [1102], [1109], [1110], [1111], [1113] [2018-09-15 19:28:31,113 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 19:28:31,113 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 19:28:33,587 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 19:28:33,589 INFO L272 AbstractInterpreter]: Visited 36 different actions 36 times. Never merged. Never widened. Never found a fixpoint. Largest state had 27 variables. [2018-09-15 19:28:33,601 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 19:28:34,605 INFO L232 lantSequenceWeakener]: Weakened 35 states. On average, predicates are now at 74.81% of their original sizes. [2018-09-15 19:28:34,606 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 19:28:34,988 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 19:28:34,990 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 19:28:34,990 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-15 19:28:34,990 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 19:28:34,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-15 19:28:35,006 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-15 19:28:35,007 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-15 19:28:35,010 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 6 states. [2018-09-15 19:28:40,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 19:28:40,385 INFO L93 Difference]: Finished difference Result 776 states and 1363 transitions. [2018-09-15 19:28:40,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-15 19:28:40,390 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2018-09-15 19:28:40,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 19:28:40,410 INFO L225 Difference]: With dead ends: 776 [2018-09-15 19:28:40,410 INFO L226 Difference]: Without dead ends: 481 [2018-09-15 19:28:40,419 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 36 GetRequests, 32 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 19:28:40,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-09-15 19:28:40,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 479. [2018-09-15 19:28:40,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2018-09-15 19:28:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 682 transitions. [2018-09-15 19:28:40,506 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 682 transitions. Word has length 37 [2018-09-15 19:28:40,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 19:28:40,507 INFO L480 AbstractCegarLoop]: Abstraction has 479 states and 682 transitions. [2018-09-15 19:28:40,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-15 19:28:40,507 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 682 transitions. [2018-09-15 19:28:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-15 19:28:40,516 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 19:28:40,516 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:28:40,517 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 19:28:40,517 INFO L82 PathProgramCache]: Analyzing trace with hash -127502623, now seen corresponding path program 1 times [2018-09-15 19:28:40,517 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 19:28:40,517 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 155 with the following transitions: [2018-09-15 19:28:40,518 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], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [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 19:28:40,531 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 19:28:40,531 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 19:28:52,243 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 19:29:17,777 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 19:29:17,778 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 19:29:17,786 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 19:29:21,071 INFO L232 lantSequenceWeakener]: Weakened 152 states. On average, predicates are now at 73.53% of their original sizes. [2018-09-15 19:29:21,071 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 19:29:22,652 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 19:29:22,652 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 19:29:22,652 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-15 19:29:22,653 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 19:29:22,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-15 19:29:22,654 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-15 19:29:22,655 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2018-09-15 19:29:22,655 INFO L87 Difference]: Start difference. First operand 479 states and 682 transitions. Second operand 12 states. [2018-09-15 19:29:33,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 19:29:33,546 INFO L93 Difference]: Finished difference Result 959 states and 1545 transitions. [2018-09-15 19:29:33,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-15 19:29:33,548 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 154 [2018-09-15 19:29:33,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 19:29:33,556 INFO L225 Difference]: With dead ends: 959 [2018-09-15 19:29:33,556 INFO L226 Difference]: Without dead ends: 676 [2018-09-15 19:29:33,559 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 162 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2018-09-15 19:29:33,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2018-09-15 19:29:33,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 672. [2018-09-15 19:29:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2018-09-15 19:29:33,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 895 transitions. [2018-09-15 19:29:33,610 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 895 transitions. Word has length 154 [2018-09-15 19:29:33,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 19:29:33,611 INFO L480 AbstractCegarLoop]: Abstraction has 672 states and 895 transitions. [2018-09-15 19:29:33,611 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-15 19:29:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 895 transitions. [2018-09-15 19:29:33,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-15 19:29:33,615 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 19:29:33,616 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:29:33,616 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 19:29:33,616 INFO L82 PathProgramCache]: Analyzing trace with hash 1007971221, now seen corresponding path program 1 times [2018-09-15 19:29:33,617 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 19:29:33,617 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 165 with the following transitions: [2018-09-15 19:29:33,617 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], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [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 19:29:33,625 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 19:29:33,625 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 19:30:00,946 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 19:30:14,976 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 19:30:14,977 INFO L272 AbstractInterpreter]: Visited 134 different actions 389 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 19:30:14,983 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 19:30:18,084 INFO L232 lantSequenceWeakener]: Weakened 162 states. On average, predicates are now at 73.5% of their original sizes. [2018-09-15 19:30:18,084 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 19:30:18,834 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 19:30:18,835 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 19:30:18,835 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-15 19:30:18,835 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 19:30:18,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-15 19:30:18,836 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-15 19:30:18,837 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2018-09-15 19:30:18,837 INFO L87 Difference]: Start difference. First operand 672 states and 895 transitions. Second operand 12 states. [2018-09-15 19:30:35,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 19:30:35,891 INFO L93 Difference]: Finished difference Result 1153 states and 1762 transitions. [2018-09-15 19:30:35,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-15 19:30:35,893 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 164 [2018-09-15 19:30:35,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 19:30:35,901 INFO L225 Difference]: With dead ends: 1153 [2018-09-15 19:30:35,902 INFO L226 Difference]: Without dead ends: 870 [2018-09-15 19:30:35,904 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 172 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2018-09-15 19:30:35,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2018-09-15 19:30:35,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 861. [2018-09-15 19:30:35,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2018-09-15 19:30:35,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1117 transitions. [2018-09-15 19:30:35,947 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1117 transitions. Word has length 164 [2018-09-15 19:30:35,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 19:30:35,948 INFO L480 AbstractCegarLoop]: Abstraction has 861 states and 1117 transitions. [2018-09-15 19:30:35,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-15 19:30:35,948 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1117 transitions. [2018-09-15 19:30:35,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-15 19:30:35,952 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 19:30:35,952 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:30:35,953 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 19:30:35,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1431053005, now seen corresponding path program 1 times [2018-09-15 19:30:35,953 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 19:30:35,953 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 170 with the following transitions: [2018-09-15 19:30:35,954 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], [197], [199], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [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 19:30:35,961 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 19:30:35,961 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 19:31:27,725 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 19:32:06,273 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 19:32:06,273 INFO L272 AbstractInterpreter]: Visited 139 different actions 404 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 19:32:06,280 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 19:32:11,400 INFO L232 lantSequenceWeakener]: Weakened 167 states. On average, predicates are now at 73.55% of their original sizes. [2018-09-15 19:32:11,401 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 19:32:13,555 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 19:32:13,556 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 19:32:13,556 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2018-09-15 19:32:13,556 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 19:32:13,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-09-15 19:32:13,557 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-09-15 19:32:13,557 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2018-09-15 19:32:13,558 INFO L87 Difference]: Start difference. First operand 861 states and 1117 transitions. Second operand 19 states. Received shutdown request... [2018-09-15 19:32:52,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-09-15 19:32:52,168 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-15 19:32:52,175 WARN L206 ceAbstractionStarter]: Timeout [2018-09-15 19:32:52,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.09 07:32:52 BoogieIcfgContainer [2018-09-15 19:32:52,175 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-15 19:32:52,176 INFO L168 Benchmark]: Toolchain (without parser) took 267617.98 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2018-09-15 19:32:52,178 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-09-15 19:32:52,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1088.30 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-09-15 19:32:52,180 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.17 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 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 19:32:52,180 INFO L168 Benchmark]: Boogie Preprocessor took 461.42 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 791.7 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -914.6 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. [2018-09-15 19:32:52,181 INFO L168 Benchmark]: RCFGBuilder took 4594.15 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: 175.4 MB). Peak memory consumption was 175.4 MB. Max. memory is 7.1 GB. [2018-09-15 19:32:52,182 INFO L168 Benchmark]: TraceAbstraction took 261265.36 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -407.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-09-15 19:32:52,187 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1088.30 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 194.17 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 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 461.42 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 791.7 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -914.6 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4594.15 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: 175.4 MB). Peak memory consumption was 175.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 261265.36 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -407.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 96). Cancelled while BasicCegarLoop was constructing difference of abstraction (861states) and FLOYD_HOARE automaton (currently 36 states, 19 states before enhancement), while ReachableStatesComputation was computing reachable states (2074 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. TIMEOUT Result, 261.1s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 72.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1193 SDtfs, 7723 SDslu, 1551 SDs, 0 SdLazy, 11527 SolverSat, 1260 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 63.6s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 563 GetRequests, 479 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 635 ImplicationChecksByTransitivity, 8.7s 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, 171.5s AbstIntTime, 4 AbstIntIterations, 4 AbstIntStrong, 0.9937040167809403 AbsIntWeakeningRatio, 0.1596153846153846 AbsIntAvgWeakeningVarsNumRemoved, 61.590384615384615 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 15 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_label03_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-15_19-32-52-201.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem11_label03_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-15_19-32-52-201.csv Completed graceful shutdown