java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-old.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label39_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-23 19:18:23,618 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 19:18:23,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 19:18:23,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 19:18:23,642 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 19:18:23,644 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 19:18:23,645 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 19:18:23,647 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 19:18:23,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 19:18:23,650 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 19:18:23,651 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 19:18:23,651 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 19:18:23,652 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 19:18:23,653 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 19:18:23,654 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 19:18:23,655 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 19:18:23,656 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 19:18:23,658 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 19:18:23,660 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 19:18:23,662 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 19:18:23,663 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 19:18:23,666 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 19:18:23,669 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 19:18:23,670 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 19:18:23,670 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 19:18:23,671 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 19:18:23,672 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 19:18:23,673 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 19:18:23,674 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 19:18:23,675 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 19:18:23,675 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 19:18:23,678 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-07-23 19:18:23,682 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-old.epf [2018-07-23 19:18:23,710 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 19:18:23,710 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 19:18:23,711 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-23 19:18:23,711 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-23 19:18:23,711 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-23 19:18:23,712 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-23 19:18:23,712 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-23 19:18:23,712 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-23 19:18:23,713 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-23 19:18:23,713 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-23 19:18:23,713 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-23 19:18:23,714 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-23 19:18:23,714 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-23 19:18:23,714 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-23 19:18:23,714 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-23 19:18:23,715 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-23 19:18:23,715 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-23 19:18:23,715 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-23 19:18:23,717 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-23 19:18:23,717 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-23 19:18:23,717 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-23 19:18:23,717 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-23 19:18:23,718 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-23 19:18:23,718 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-23 19:18:23,718 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 19:18:23,718 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-23 19:18:23,719 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-23 19:18:23,719 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-07-23 19:18:23,719 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-23 19:18:23,719 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-23 19:18:23,720 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 19:18:23,720 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-23 19:18:23,720 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-23 19:18:23,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 19:18:23,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 19:18:23,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 19:18:23,811 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-23 19:18:23,812 INFO L276 PluginConnector]: CDTParser initialized [2018-07-23 19:18:23,813 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label39_false-unreach-call.c [2018-07-23 19:18:24,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c2580751/4738af3ae3524d5b86bbdcf4fa34aff4/FLAG73a212e4c [2018-07-23 19:18:24,506 INFO L276 CDTParser]: Found 1 translation units. [2018-07-23 19:18:24,507 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label39_false-unreach-call.c [2018-07-23 19:18:24,533 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c2580751/4738af3ae3524d5b86bbdcf4fa34aff4/FLAG73a212e4c [2018-07-23 19:18:24,549 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c2580751/4738af3ae3524d5b86bbdcf4fa34aff4 [2018-07-23 19:18:24,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 19:18:24,563 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-23 19:18:24,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-23 19:18:24,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-23 19:18:24,572 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-23 19:18:24,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 07:18:24" (1/1) ... [2018-07-23 19:18:24,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342e2324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:24, skipping insertion in model container [2018-07-23 19:18:24,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 07:18:24" (1/1) ... [2018-07-23 19:18:24,790 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-23 19:18:25,205 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-23 19:18:25,222 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-23 19:18:25,433 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-23 19:18:25,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25 WrapperNode [2018-07-23 19:18:25,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-23 19:18:25,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-23 19:18:25,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-23 19:18:25,514 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-23 19:18:25,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:25,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:25,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-23 19:18:25,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 19:18:25,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 19:18:25,705 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 19:18:25,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:25,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:25,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:25,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:26,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:26,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:26,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (1/1) ... [2018-07-23 19:18:26,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 19:18:26,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 19:18:26,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 19:18:26,120 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 19:18:26,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (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 [2018-07-23 19:18:26,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-23 19:18:26,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-23 19:18:26,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 19:18:26,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 19:18:26,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-23 19:18:26,179 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-23 19:18:26,179 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output [2018-07-23 19:18:26,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output [2018-07-23 19:18:30,941 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 19:18:30,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 07:18:30 BoogieIcfgContainer [2018-07-23 19:18:30,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 19:18:30,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 19:18:30,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 19:18:30,947 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 19:18:30,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 07:18:24" (1/3) ... [2018-07-23 19:18:30,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a81f205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 07:18:30, skipping insertion in model container [2018-07-23 19:18:30,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 07:18:25" (2/3) ... [2018-07-23 19:18:30,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a81f205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 07:18:30, skipping insertion in model container [2018-07-23 19:18:30,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 07:18:30" (3/3) ... [2018-07-23 19:18:30,951 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label39_false-unreach-call.c [2018-07-23 19:18:30,962 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-23 19:18:30,979 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 19:18:31,037 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 19:18:31,039 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 19:18:31,039 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 19:18:31,039 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-23 19:18:31,039 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 19:18:31,039 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 19:18:31,040 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 19:18:31,040 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 19:18:31,040 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 19:18:31,081 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-07-23 19:18:31,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-07-23 19:18:31,088 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 19:18:31,089 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-23 19:18:31,089 INFO L414 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 19:18:31,094 INFO L82 PathProgramCache]: Analyzing trace with hash -259995759, now seen corresponding path program 1 times [2018-07-23 19:18:31,097 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 19:18:31,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 19:18:31,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 19:18:31,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 19:18:31,144 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 19:18:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 19:18:31,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 19:18:31,384 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 19:18:31,385 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 19:18:31,385 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 19:18:31,391 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 19:18:31,408 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 19:18:31,409 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 19:18:31,411 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 3 states. [2018-07-23 19:18:33,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 19:18:33,852 INFO L93 Difference]: Finished difference Result 783 states and 1371 transitions. [2018-07-23 19:18:33,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 19:18:33,855 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-07-23 19:18:33,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 19:18:33,879 INFO L225 Difference]: With dead ends: 783 [2018-07-23 19:18:33,879 INFO L226 Difference]: Without dead ends: 488 [2018-07-23 19:18:33,888 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 19:18:33,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2018-07-23 19:18:33,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 488. [2018-07-23 19:18:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2018-07-23 19:18:33,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 737 transitions. [2018-07-23 19:18:33,994 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 737 transitions. Word has length 17 [2018-07-23 19:18:33,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 19:18:33,995 INFO L471 AbstractCegarLoop]: Abstraction has 488 states and 737 transitions. [2018-07-23 19:18:33,995 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 19:18:33,995 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 737 transitions. [2018-07-23 19:18:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-07-23 19:18:34,003 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 19:18:34,003 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-23 19:18:34,004 INFO L414 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 19:18:34,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1066987307, now seen corresponding path program 1 times [2018-07-23 19:18:34,004 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 19:18:34,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 19:18:34,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 19:18:34,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 19:18:34,009 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 19:18:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 19:18:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 19:18:34,463 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 19:18:34,463 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-23 19:18:34,463 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 19:18:34,465 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-23 19:18:34,465 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-23 19:18:34,466 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-23 19:18:34,466 INFO L87 Difference]: Start difference. First operand 488 states and 737 transitions. Second operand 6 states. [2018-07-23 19:18:39,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 19:18:39,090 INFO L93 Difference]: Finished difference Result 1564 states and 2506 transitions. [2018-07-23 19:18:39,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-23 19:18:39,091 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-07-23 19:18:39,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 19:18:39,102 INFO L225 Difference]: With dead ends: 1564 [2018-07-23 19:18:39,102 INFO L226 Difference]: Without dead ends: 1082 [2018-07-23 19:18:39,106 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-07-23 19:18:39,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1082 states. [2018-07-23 19:18:39,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1082 to 1070. [2018-07-23 19:18:39,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1070 states. [2018-07-23 19:18:39,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1603 transitions. [2018-07-23 19:18:39,170 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1603 transitions. Word has length 90 [2018-07-23 19:18:39,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 19:18:39,171 INFO L471 AbstractCegarLoop]: Abstraction has 1070 states and 1603 transitions. [2018-07-23 19:18:39,171 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-23 19:18:39,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1603 transitions. [2018-07-23 19:18:39,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-07-23 19:18:39,174 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 19:18:39,175 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-23 19:18:39,175 INFO L414 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 19:18:39,175 INFO L82 PathProgramCache]: Analyzing trace with hash 728548268, now seen corresponding path program 1 times [2018-07-23 19:18:39,175 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 19:18:39,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 19:18:39,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 19:18:39,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 19:18:39,177 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 19:18:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 19:18:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 19:18:39,622 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 19:18:39,622 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-07-23 19:18:39,622 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 19:18:39,623 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-23 19:18:39,623 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-23 19:18:39,624 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-07-23 19:18:39,624 INFO L87 Difference]: Start difference. First operand 1070 states and 1603 transitions. Second operand 7 states. [2018-07-23 19:18:45,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 19:18:45,296 INFO L93 Difference]: Finished difference Result 2999 states and 4589 transitions. [2018-07-23 19:18:45,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-07-23 19:18:45,297 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 91 [2018-07-23 19:18:45,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 19:18:45,312 INFO L225 Difference]: With dead ends: 2999 [2018-07-23 19:18:45,313 INFO L226 Difference]: Without dead ends: 1935 [2018-07-23 19:18:45,320 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-07-23 19:18:45,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1935 states. [2018-07-23 19:18:45,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1935 to 1827. [2018-07-23 19:18:45,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1827 states. [2018-07-23 19:18:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1827 states and 2584 transitions. [2018-07-23 19:18:45,403 INFO L78 Accepts]: Start accepts. Automaton has 1827 states and 2584 transitions. Word has length 91 [2018-07-23 19:18:45,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 19:18:45,404 INFO L471 AbstractCegarLoop]: Abstraction has 1827 states and 2584 transitions. [2018-07-23 19:18:45,404 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-23 19:18:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2584 transitions. [2018-07-23 19:18:45,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-07-23 19:18:45,410 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 19:18:45,410 INFO L353 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-23 19:18:45,410 INFO L414 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 19:18:45,411 INFO L82 PathProgramCache]: Analyzing trace with hash -154314603, now seen corresponding path program 1 times [2018-07-23 19:18:45,411 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 19:18:45,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 19:18:45,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 19:18:45,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 19:18:45,412 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 19:18:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 19:18:46,230 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 19:18:46,231 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-23 19:18:46,231 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-07-23 19:18:46,232 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 150 with the following transitions: [2018-07-23 19:18:46,234 INFO L201 CegarAbsIntRunner]: [0], [1], [5], [9], [15], [19], [21], [26], [33], [41], [49], [57], [61], [63], [66], [74], [82], [90], [98], [106], [114], [122], [130], [138], [146], [154], [162], [170], [178], [186], [194], [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], [498], [506], [514], [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], [619], [623], [627], [631], [635], [639], [650], [654], [658], [662], [666], [670], [674], [678], [682], [686], [690], [701], [712], [716], [720], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [786], [790], [793], [796], [800], [1108], [1109], [1110], [1111], [1113], [1114] [2018-07-23 19:18:46,306 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-07-23 19:18:46,306 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-07-23 19:20:46,399 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-07-23 19:20:46,401 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. [2018-07-23 19:20:46,412 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-07-23 19:21:29,097 INFO L232 lantSequenceWeakener]: Weakened 147 states. On average, predicates are now at 73.12% of their original sizes. [2018-07-23 19:21:29,098 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-07-23 19:21:31,275 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-07-23 19:21:31,276 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-23 19:21:31,276 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [8] total 19 [2018-07-23 19:21:31,277 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 19:21:31,277 INFO L450 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-07-23 19:21:31,278 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-07-23 19:21:31,278 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-07-23 19:21:31,281 INFO L87 Difference]: Start difference. First operand 1827 states and 2584 transitions. Second operand 13 states. [2018-07-23 19:22:24,629 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. Received shutdown request... [2018-07-23 19:22:33,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-23 19:22:33,657 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 19:22:33,662 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 19:22:33,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 07:22:33 BoogieIcfgContainer [2018-07-23 19:22:33,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 19:22:33,664 INFO L168 Benchmark]: Toolchain (without parser) took 249101.44 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.4 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-07-23 19:22:33,666 INFO L168 Benchmark]: CDTParser took 0.29 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. [2018-07-23 19:22:33,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 948.48 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. [2018-07-23 19:22:33,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.22 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2018-07-23 19:22:33,668 INFO L168 Benchmark]: Boogie Preprocessor took 413.73 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 820.0 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -942.1 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. [2018-07-23 19:22:33,669 INFO L168 Benchmark]: RCFGBuilder took 4823.36 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 200.4 MB). Peak memory consumption was 200.4 MB. Max. memory is 7.1 GB. [2018-07-23 19:22:33,669 INFO L168 Benchmark]: TraceAbstraction took 242719.57 ms. Allocated memory was 2.4 GB in the beginning and 3.9 GB in the end (delta: 1.6 GB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -517.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-07-23 19:22:33,678 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 948.48 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 191.22 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 413.73 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 820.0 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -942.1 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4823.36 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 200.4 MB). Peak memory consumption was 200.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 242719.57 ms. Allocated memory was 2.4 GB in the beginning and 3.9 GB in the end (delta: 1.6 GB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -517.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 36]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 36). Cancelled while BasicCegarLoop was constructing difference of abstraction (1827states) and interpolant automaton (currently 7 states, 13 states before enhancement), while ReachableStatesComputation was computing reachable states (221 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. TIMEOUT Result, 242.6s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 75.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 536 SDtfs, 2832 SDslu, 533 SDs, 0 SdLazy, 4762 SolverSat, 946 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.9s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 180 GetRequests, 141 SyntacticMatches, 6 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1827occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 120.1s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.993922493922494 AbsIntWeakeningRatio, 0.1554054054054054 AbsIntAvgWeakeningVarsNumRemoved, 47.75 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 120 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 347 NumberOfCodeBlocks, 347 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 343 ConstructedInterpolants, 0 QuantifiedInterpolants, 332559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 24/30 InterpolantCoveringCapability, 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_label39_false-unreach-call.c_svcomp-Reach-64bit-Taipan_Default-old.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-23_19-22-33-692.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem11_label39_false-unreach-call.c_svcomp-Reach-64bit-Taipan_Default-old.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_19-22-33-692.csv Completed graceful shutdown