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/Problem16_label23_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddc4263 [2018-08-08 06:30:56,599 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-08-08 06:30:56,603 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-08-08 06:30:56,617 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-08-08 06:30:56,617 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-08-08 06:30:56,619 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-08-08 06:30:56,621 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-08-08 06:30:56,623 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-08-08 06:30:56,625 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-08-08 06:30:56,627 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-08-08 06:30:56,629 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-08-08 06:30:56,629 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-08-08 06:30:56,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-08-08 06:30:56,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-08-08 06:30:56,632 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-08-08 06:30:56,634 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-08-08 06:30:56,635 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-08-08 06:30:56,636 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-08-08 06:30:56,638 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-08-08 06:30:56,640 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-08-08 06:30:56,641 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-08-08 06:30:56,642 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-08-08 06:30:56,645 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-08-08 06:30:56,645 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-08-08 06:30:56,645 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-08-08 06:30:56,646 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-08-08 06:30:56,647 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-08-08 06:30:56,648 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-08-08 06:30:56,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-08-08 06:30:56,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-08-08 06:30:56,651 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-08-08 06:30:56,651 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-08-08 06:30:56,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-08-08 06:30:56,652 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-08-08 06:30:56,653 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-08-08 06:30:56,654 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-08-08 06:30:56,654 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 [2018-08-08 06:30:56,676 INFO L110 SettingsManager]: Loading preferences was successful [2018-08-08 06:30:56,676 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-08-08 06:30:56,677 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-08-08 06:30:56,677 INFO L133 SettingsManager]: * User list type=DISABLED [2018-08-08 06:30:56,677 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-08-08 06:30:56,678 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-08-08 06:30:56,678 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-08-08 06:30:56,678 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-08-08 06:30:56,678 INFO L133 SettingsManager]: * Log string format=TERM [2018-08-08 06:30:56,678 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-08-08 06:30:56,678 INFO L133 SettingsManager]: * Interval Domain=false [2018-08-08 06:30:56,679 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-08-08 06:30:56,679 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-08-08 06:30:56,680 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-08-08 06:30:56,680 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-08-08 06:30:56,680 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-08-08 06:30:56,680 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-08-08 06:30:56,680 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-08-08 06:30:56,681 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-08-08 06:30:56,681 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-08-08 06:30:56,681 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-08-08 06:30:56,681 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-08-08 06:30:56,681 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-08-08 06:30:56,682 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-08-08 06:30:56,682 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-08-08 06:30:56,682 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-08-08 06:30:56,682 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-08-08 06:30:56,682 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-08-08 06:30:56,683 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-08-08 06:30:56,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-08-08 06:30:56,683 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-08-08 06:30:56,683 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-08-08 06:30:56,683 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-08-08 06:30:56,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-08-08 06:30:56,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-08-08 06:30:56,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-08-08 06:30:56,757 INFO L271 PluginConnector]: Initializing CDTParser... [2018-08-08 06:30:56,757 INFO L276 PluginConnector]: CDTParser initialized [2018-08-08 06:30:56,758 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label23_true-unreach-call.c [2018-08-08 06:30:57,111 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49229128d/c273644a29e54d96b1ef8ea0822c22ae/FLAGca8ad244c [2018-08-08 06:30:57,508 INFO L276 CDTParser]: Found 1 translation units. [2018-08-08 06:30:57,509 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label23_true-unreach-call.c [2018-08-08 06:30:57,541 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49229128d/c273644a29e54d96b1ef8ea0822c22ae/FLAGca8ad244c [2018-08-08 06:30:57,560 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49229128d/c273644a29e54d96b1ef8ea0822c22ae [2018-08-08 06:30:57,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-08-08 06:30:57,573 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-08-08 06:30:57,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-08-08 06:30:57,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-08-08 06:30:57,581 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-08-08 06:30:57,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 06:30:57" (1/1) ... [2018-08-08 06:30:57,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7341c760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:57, skipping insertion in model container [2018-08-08 06:30:57,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 06:30:57" (1/1) ... [2018-08-08 06:30:57,830 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-08-08 06:30:58,443 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-08 06:30:58,461 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-08-08 06:30:58,742 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-08 06:30:58,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58 WrapperNode [2018-08-08 06:30:58,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-08-08 06:30:58,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-08-08 06:30:58,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-08-08 06:30:58,833 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-08-08 06:30:58,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:58,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:59,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-08-08 06:30:59,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-08-08 06:30:59,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-08-08 06:30:59,048 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-08-08 06:30:59,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:59,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:59,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:59,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:59,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:59,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:59,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (1/1) ... [2018-08-08 06:30:59,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-08-08 06:30:59,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-08-08 06:30:59,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-08-08 06:30:59,506 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-08-08 06:30:59,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (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 [2018-08-08 06:30:59,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-08-08 06:30:59,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-08-08 06:30:59,581 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-08-08 06:30:59,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-08-08 06:30:59,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-08-08 06:30:59,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-08-08 06:30:59,582 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-08-08 06:30:59,582 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-08-08 06:30:59,583 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output2 [2018-08-08 06:30:59,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output2 [2018-08-08 06:31:05,493 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-08-08 06:31:05,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 06:31:05 BoogieIcfgContainer [2018-08-08 06:31:05,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-08-08 06:31:05,495 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-08-08 06:31:05,495 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-08-08 06:31:05,499 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-08-08 06:31:05,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.08 06:30:57" (1/3) ... [2018-08-08 06:31:05,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4b1081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 06:31:05, skipping insertion in model container [2018-08-08 06:31:05,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:30:58" (2/3) ... [2018-08-08 06:31:05,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4b1081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 06:31:05, skipping insertion in model container [2018-08-08 06:31:05,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 06:31:05" (3/3) ... [2018-08-08 06:31:05,507 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label23_true-unreach-call.c [2018-08-08 06:31:05,517 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-08-08 06:31:05,526 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-08-08 06:31:05,586 INFO L129 ementStrategyFactory]: Using default assertion order modulation [2018-08-08 06:31:05,587 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-08-08 06:31:05,588 INFO L382 AbstractCegarLoop]: Hoare is true [2018-08-08 06:31:05,588 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-08-08 06:31:05,588 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-08-08 06:31:05,588 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-08-08 06:31:05,588 INFO L386 AbstractCegarLoop]: Difference is false [2018-08-08 06:31:05,589 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-08-08 06:31:05,589 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-08-08 06:31:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2018-08-08 06:31:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-08-08 06:31:05,632 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:31:05,633 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] [2018-08-08 06:31:05,634 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-08 06:31:05,639 INFO L82 PathProgramCache]: Analyzing trace with hash 729591268, now seen corresponding path program 1 times [2018-08-08 06:31:05,642 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:31:05,643 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 39 with the following transitions: [2018-08-08 06:31:05,646 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], [205], [207], [1378], [1382], [1388], [1392], [1579], [1580], [1581], [1583] [2018-08-08 06:31:05,711 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:31:05,711 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:31:06,851 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:31:06,853 INFO L272 AbstractInterpreter]: Visited 37 different actions 37 times. Never merged. Never widened. Never found a fixpoint. Largest state had 23 variables. [2018-08-08 06:31:06,873 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:31:07,526 INFO L232 lantSequenceWeakener]: Weakened 36 states. On average, predicates are now at 80% of their original sizes. [2018-08-08 06:31:07,527 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:31:07,827 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:31:07,828 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:31:07,829 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-08-08 06:31:07,829 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:31:07,835 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-08-08 06:31:07,843 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-08-08 06:31:07,844 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-08-08 06:31:07,846 INFO L87 Difference]: Start difference. First operand 410 states. Second operand 6 states. [2018-08-08 06:31:18,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:31:18,712 INFO L93 Difference]: Finished difference Result 1158 states and 2145 transitions. [2018-08-08 06:31:18,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-08-08 06:31:18,714 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2018-08-08 06:31:18,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:31:18,736 INFO L225 Difference]: With dead ends: 1158 [2018-08-08 06:31:18,736 INFO L226 Difference]: Without dead ends: 746 [2018-08-08 06:31:18,746 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 37 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-08-08 06:31:18,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2018-08-08 06:31:18,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 744. [2018-08-08 06:31:18,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2018-08-08 06:31:18,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1075 transitions. [2018-08-08 06:31:18,848 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1075 transitions. Word has length 38 [2018-08-08 06:31:18,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:31:18,849 INFO L480 AbstractCegarLoop]: Abstraction has 744 states and 1075 transitions. [2018-08-08 06:31:18,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-08-08 06:31:18,849 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1075 transitions. [2018-08-08 06:31:18,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-08-08 06:31:18,856 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:31:18,856 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-08 06:31:18,857 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-08 06:31:18,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1600677434, now seen corresponding path program 1 times [2018-08-08 06:31:18,857 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:31:18,857 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 131 with the following transitions: [2018-08-08 06:31:18,858 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], [205], [207], [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], [582], [1374], [1378], [1382], [1388], [1392], [1394], [1579], [1580], [1581], [1583], [1584] [2018-08-08 06:31:18,864 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:31:18,865 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:31:22,474 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-08 06:31:29,701 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:31:29,701 INFO L272 AbstractInterpreter]: Visited 99 different actions 191 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-08-08 06:31:29,743 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:31:33,170 INFO L232 lantSequenceWeakener]: Weakened 128 states. On average, predicates are now at 78.14% of their original sizes. [2018-08-08 06:31:33,170 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:31:34,978 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:31:34,979 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:31:34,979 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-08-08 06:31:34,979 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:31:34,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-08-08 06:31:34,981 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-08-08 06:31:34,982 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-08-08 06:31:34,982 INFO L87 Difference]: Start difference. First operand 744 states and 1075 transitions. Second operand 11 states. [2018-08-08 06:32:01,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:32:01,197 INFO L93 Difference]: Finished difference Result 1826 states and 3140 transitions. [2018-08-08 06:32:01,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-08-08 06:32:01,198 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 130 [2018-08-08 06:32:01,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:32:01,211 INFO L225 Difference]: With dead ends: 1826 [2018-08-08 06:32:01,211 INFO L226 Difference]: Without dead ends: 1426 [2018-08-08 06:32:01,214 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 136 GetRequests, 94 SyntacticMatches, 26 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-08-08 06:32:01,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2018-08-08 06:32:01,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1423. [2018-08-08 06:32:01,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1423 states. [2018-08-08 06:32:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 1772 transitions. [2018-08-08 06:32:01,294 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 1772 transitions. Word has length 130 [2018-08-08 06:32:01,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:32:01,295 INFO L480 AbstractCegarLoop]: Abstraction has 1423 states and 1772 transitions. [2018-08-08 06:32:01,295 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-08-08 06:32:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1772 transitions. [2018-08-08 06:32:01,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-08-08 06:32:01,299 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:32:01,299 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-08 06:32:01,300 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-08 06:32:01,300 INFO L82 PathProgramCache]: Analyzing trace with hash 381479998, now seen corresponding path program 1 times [2018-08-08 06:32:01,300 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:32:01,301 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 167 with the following transitions: [2018-08-08 06:32:01,301 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], [205], [207], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [726], [1374], [1378], [1382], [1388], [1392], [1394], [1579], [1580], [1581], [1583], [1584] [2018-08-08 06:32:01,308 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:32:01,308 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:32:05,479 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-08 06:32:14,676 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:32:14,676 INFO L272 AbstractInterpreter]: Visited 135 different actions 263 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-08-08 06:32:14,680 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:32:19,108 INFO L232 lantSequenceWeakener]: Weakened 164 states. On average, predicates are now at 77.95% of their original sizes. [2018-08-08 06:32:19,108 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:32:20,270 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:32:20,270 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:32:20,270 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-08-08 06:32:20,271 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:32:20,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-08-08 06:32:20,272 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-08-08 06:32:20,272 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-08-08 06:32:20,273 INFO L87 Difference]: Start difference. First operand 1423 states and 1772 transitions. Second operand 11 states. [2018-08-08 06:32:37,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:32:37,658 INFO L93 Difference]: Finished difference Result 2505 states and 3837 transitions. [2018-08-08 06:32:37,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-08-08 06:32:37,659 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 166 [2018-08-08 06:32:37,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:32:37,669 INFO L225 Difference]: With dead ends: 2505 [2018-08-08 06:32:37,670 INFO L226 Difference]: Without dead ends: 2105 [2018-08-08 06:32:37,672 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 172 GetRequests, 130 SyntacticMatches, 26 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-08-08 06:32:37,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2105 states. [2018-08-08 06:32:37,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2105 to 2102. [2018-08-08 06:32:37,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2102 states. [2018-08-08 06:32:37,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 2102 states and 2469 transitions. [2018-08-08 06:32:37,741 INFO L78 Accepts]: Start accepts. Automaton has 2102 states and 2469 transitions. Word has length 166 [2018-08-08 06:32:37,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:32:37,742 INFO L480 AbstractCegarLoop]: Abstraction has 2102 states and 2469 transitions. [2018-08-08 06:32:37,742 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-08-08 06:32:37,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2469 transitions. [2018-08-08 06:32:37,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-08-08 06:32:37,746 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:32:37,747 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-08 06:32:37,747 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-08 06:32:37,747 INFO L82 PathProgramCache]: Analyzing trace with hash 12501717, now seen corresponding path program 1 times [2018-08-08 06:32:37,747 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:32:37,748 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 192 with the following transitions: [2018-08-08 06:32:37,748 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], [205], [207], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [791], [795], [799], [803], [807], [811], [815], [819], [823], [826], [1374], [1378], [1382], [1388], [1392], [1394], [1579], [1580], [1581], [1583], [1584] [2018-08-08 06:32:37,754 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:32:37,754 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:32:43,128 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-08 06:32:52,737 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:32:52,738 INFO L272 AbstractInterpreter]: Visited 160 different actions 313 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-08-08 06:32:52,747 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:32:56,522 INFO L232 lantSequenceWeakener]: Weakened 189 states. On average, predicates are now at 77.86% of their original sizes. [2018-08-08 06:32:56,522 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:32:57,660 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:32:57,661 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:32:57,661 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-08-08 06:32:57,661 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:32:57,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-08-08 06:32:57,663 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-08-08 06:32:57,663 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2018-08-08 06:32:57,663 INFO L87 Difference]: Start difference. First operand 2102 states and 2469 transitions. Second operand 12 states. [2018-08-08 06:33:18,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:33:18,244 INFO L93 Difference]: Finished difference Result 3184 states and 4534 transitions. [2018-08-08 06:33:18,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-08-08 06:33:18,250 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 191 [2018-08-08 06:33:18,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:33:18,265 INFO L225 Difference]: With dead ends: 3184 [2018-08-08 06:33:18,266 INFO L226 Difference]: Without dead ends: 2784 [2018-08-08 06:33:18,269 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 198 GetRequests, 154 SyntacticMatches, 26 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2018-08-08 06:33:18,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2018-08-08 06:33:18,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2781. [2018-08-08 06:33:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2781 states. [2018-08-08 06:33:18,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2781 states and 3166 transitions. [2018-08-08 06:33:18,366 INFO L78 Accepts]: Start accepts. Automaton has 2781 states and 3166 transitions. Word has length 191 [2018-08-08 06:33:18,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:33:18,367 INFO L480 AbstractCegarLoop]: Abstraction has 2781 states and 3166 transitions. [2018-08-08 06:33:18,367 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-08-08 06:33:18,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 3166 transitions. [2018-08-08 06:33:18,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-08-08 06:33:18,371 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:33:18,372 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-08 06:33:18,372 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-08 06:33:18,372 INFO L82 PathProgramCache]: Analyzing trace with hash -2102459131, now seen corresponding path program 1 times [2018-08-08 06:33:18,372 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:33:18,373 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 232 with the following transitions: [2018-08-08 06:33:18,373 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], [205], [207], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [791], [795], [799], [803], [807], [811], [815], [819], [823], [827], [831], [835], [839], [843], [847], [851], [855], [859], [863], [867], [871], [875], [879], [883], [887], [891], [895], [899], [903], [907], [911], [915], [919], [923], [927], [931], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [986], [1374], [1378], [1382], [1388], [1392], [1394], [1579], [1580], [1581], [1583], [1584] [2018-08-08 06:33:18,379 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:33:18,380 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:33:45,614 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:33:45,614 INFO L272 AbstractInterpreter]: Visited 200 different actions 393 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-08-08 06:33:45,640 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:33:52,471 INFO L232 lantSequenceWeakener]: Weakened 229 states. On average, predicates are now at 77.76% of their original sizes. [2018-08-08 06:33:52,471 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:33:53,657 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:33:53,658 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:33:53,658 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-08-08 06:33:53,658 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:33:53,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-08-08 06:33:53,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-08-08 06:33:53,660 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2018-08-08 06:33:53,660 INFO L87 Difference]: Start difference. First operand 2781 states and 3166 transitions. Second operand 12 states. [2018-08-08 06:34:12,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:34:12,499 INFO L93 Difference]: Finished difference Result 3863 states and 5231 transitions. [2018-08-08 06:34:12,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-08-08 06:34:12,500 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 231 [2018-08-08 06:34:12,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:34:12,515 INFO L225 Difference]: With dead ends: 3863 [2018-08-08 06:34:12,516 INFO L226 Difference]: Without dead ends: 3463 [2018-08-08 06:34:12,520 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 238 GetRequests, 194 SyntacticMatches, 26 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2018-08-08 06:34:12,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3463 states. [2018-08-08 06:34:12,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3463 to 3460. [2018-08-08 06:34:12,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3460 states. [2018-08-08 06:34:12,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 3460 states and 3863 transitions. [2018-08-08 06:34:12,634 INFO L78 Accepts]: Start accepts. Automaton has 3460 states and 3863 transitions. Word has length 231 [2018-08-08 06:34:12,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:34:12,634 INFO L480 AbstractCegarLoop]: Abstraction has 3460 states and 3863 transitions. [2018-08-08 06:34:12,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-08-08 06:34:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 3863 transitions. [2018-08-08 06:34:12,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-08-08 06:34:12,640 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:34:12,640 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-08-08 06:34:12,640 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-08 06:34:12,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1085782048, now seen corresponding path program 1 times [2018-08-08 06:34:12,641 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:34:12,641 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 259 with the following transitions: [2018-08-08 06:34:12,641 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], [205], [207], [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], [582], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [726], [1374], [1378], [1382], [1388], [1392], [1394], [1579], [1580], [1581], [1583], [1584] [2018-08-08 06:34:12,645 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:34:12,645 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:34:14,891 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-08 06:34:36,320 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:34:36,321 INFO L272 AbstractInterpreter]: Visited 136 different actions 665 times. Merged at 7 different actions 29 times. Never widened. Found 6 fixpoints after 1 different actions. Largest state had 24 variables. [2018-08-08 06:34:36,325 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:34:38,717 INFO L232 lantSequenceWeakener]: Weakened 256 states. On average, predicates are now at 77.75% of their original sizes. [2018-08-08 06:34:38,717 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:34:39,992 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:34:39,993 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:34:39,993 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-08-08 06:34:39,993 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:34:39,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-08-08 06:34:39,994 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-08-08 06:34:39,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-08-08 06:34:39,995 INFO L87 Difference]: Start difference. First operand 3460 states and 3863 transitions. Second operand 11 states. Received shutdown request... [2018-08-08 06:34:58,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-08-08 06:34:58,820 WARN L549 AbstractCegarLoop]: Verification canceled [2018-08-08 06:34:58,826 WARN L202 ceAbstractionStarter]: Timeout [2018-08-08 06:34:58,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.08 06:34:58 BoogieIcfgContainer [2018-08-08 06:34:58,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-08-08 06:34:58,827 INFO L168 Benchmark]: Toolchain (without parser) took 241255.94 ms. Allocated memory was 1.5 GB in the beginning and 4.3 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -531.4 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-08-08 06:34:58,829 INFO L168 Benchmark]: CDTParser took 0.28 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. [2018-08-08 06:34:58,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1258.44 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: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-08-08 06:34:58,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.77 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-08-08 06:34:58,832 INFO L168 Benchmark]: Boogie Preprocessor took 457.62 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 838.3 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -975.8 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. [2018-08-08 06:34:58,833 INFO L168 Benchmark]: RCFGBuilder took 5988.33 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 273.2 MB). Peak memory consumption was 273.2 MB. Max. memory is 7.1 GB. [2018-08-08 06:34:58,833 INFO L168 Benchmark]: TraceAbstraction took 233331.68 ms. Allocated memory was 2.4 GB in the beginning and 4.3 GB in the end (delta: 1.9 GB). Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 44.5 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-08-08 06:34:58,839 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 1258.44 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: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 214.77 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 457.62 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 838.3 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -975.8 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5988.33 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 273.2 MB). Peak memory consumption was 273.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 233331.68 ms. Allocated memory was 2.4 GB in the beginning and 4.3 GB in the end (delta: 1.9 GB). Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 44.5 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: 100]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 100). Cancelled while BasicCegarLoop was constructing difference of abstraction (3460states) and FLOYD_HOARE automaton (currently 20 states, 11 states before enhancement), while ReachableStatesComputation was computing reachable states (3603 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 410 locations, 1 error locations. TIMEOUT Result, 233.2s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 112.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2313 SDtfs, 9708 SDslu, 1920 SDs, 0 SdLazy, 21876 SolverSat, 3327 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 103.8s Time, PredicateUnifierStatistics: 12 DeclaredPredicates, 1048 GetRequests, 827 SyntacticMatches, 130 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1397 ImplicationChecksByTransitivity, 8.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3460occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 91.4s AbstIntTime, 6 AbstIntIterations, 6 AbstIntStrong, 0.9944931653491436 AbsIntWeakeningRatio, 0.11904761904761904 AbsIntAvgWeakeningVarsNumRemoved, 138.07738095238096 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 5 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/Problem16_label23_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-08-08_06-34-58-853.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem16_label23_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-08-08_06-34-58-853.csv Completed graceful shutdown