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_label11_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddc4263 [2018-08-08 06:29:28,028 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-08-08 06:29:28,034 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-08-08 06:29:28,047 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-08-08 06:29:28,047 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-08-08 06:29:28,048 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-08-08 06:29:28,050 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-08-08 06:29:28,051 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-08-08 06:29:28,053 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-08-08 06:29:28,054 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-08-08 06:29:28,055 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-08-08 06:29:28,055 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-08-08 06:29:28,056 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-08-08 06:29:28,057 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-08-08 06:29:28,058 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-08-08 06:29:28,059 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-08-08 06:29:28,060 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-08-08 06:29:28,062 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-08-08 06:29:28,064 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-08-08 06:29:28,065 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-08-08 06:29:28,069 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-08-08 06:29:28,070 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-08-08 06:29:28,077 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-08-08 06:29:28,077 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-08-08 06:29:28,078 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-08-08 06:29:28,079 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-08-08 06:29:28,084 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-08-08 06:29:28,085 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-08-08 06:29:28,086 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-08-08 06:29:28,087 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-08-08 06:29:28,087 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-08-08 06:29:28,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-08-08 06:29:28,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-08-08 06:29:28,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-08-08 06:29:28,091 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-08-08 06:29:28,092 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-08-08 06:29:28,094 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 06:29:28,128 INFO L110 SettingsManager]: Loading preferences was successful [2018-08-08 06:29:28,129 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-08-08 06:29:28,130 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-08-08 06:29:28,130 INFO L133 SettingsManager]: * User list type=DISABLED [2018-08-08 06:29:28,130 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-08-08 06:29:28,130 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-08-08 06:29:28,130 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-08-08 06:29:28,131 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-08-08 06:29:28,131 INFO L133 SettingsManager]: * Log string format=TERM [2018-08-08 06:29:28,131 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-08-08 06:29:28,131 INFO L133 SettingsManager]: * Interval Domain=false [2018-08-08 06:29:28,133 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-08-08 06:29:28,133 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-08-08 06:29:28,133 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-08-08 06:29:28,133 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-08-08 06:29:28,134 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-08-08 06:29:28,134 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-08-08 06:29:28,135 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-08-08 06:29:28,135 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-08-08 06:29:28,135 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-08-08 06:29:28,135 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-08-08 06:29:28,137 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-08-08 06:29:28,137 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-08-08 06:29:28,137 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-08-08 06:29:28,137 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-08-08 06:29:28,137 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-08-08 06:29:28,138 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-08-08 06:29:28,138 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-08-08 06:29:28,138 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-08-08 06:29:28,138 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-08-08 06:29:28,138 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-08-08 06:29:28,139 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-08-08 06:29:28,139 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-08-08 06:29:28,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-08-08 06:29:28,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-08-08 06:29:28,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-08-08 06:29:28,214 INFO L271 PluginConnector]: Initializing CDTParser... [2018-08-08 06:29:28,215 INFO L276 PluginConnector]: CDTParser initialized [2018-08-08 06:29:28,216 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label11_true-unreach-call.c [2018-08-08 06:29:28,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f58d19c79/65d5984104cc43c5af8530d661ad9c8d/FLAGb481c696a [2018-08-08 06:29:29,046 INFO L276 CDTParser]: Found 1 translation units. [2018-08-08 06:29:29,047 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label11_true-unreach-call.c [2018-08-08 06:29:29,077 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f58d19c79/65d5984104cc43c5af8530d661ad9c8d/FLAGb481c696a [2018-08-08 06:29:29,097 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f58d19c79/65d5984104cc43c5af8530d661ad9c8d [2018-08-08 06:29:29,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-08-08 06:29:29,109 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-08-08 06:29:29,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-08-08 06:29:29,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-08-08 06:29:29,117 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-08-08 06:29:29,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 06:29:29" (1/1) ... [2018-08-08 06:29:29,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd151e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:29, skipping insertion in model container [2018-08-08 06:29:29,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 06:29:29" (1/1) ... [2018-08-08 06:29:29,364 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-08-08 06:29:29,925 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-08 06:29:29,945 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-08-08 06:29:30,222 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-08 06:29:30,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30 WrapperNode [2018-08-08 06:29:30,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-08-08 06:29:30,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-08-08 06:29:30,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-08-08 06:29:30,328 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-08-08 06:29:30,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:30,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:30,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-08-08 06:29:30,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-08-08 06:29:30,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-08-08 06:29:30,542 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-08-08 06:29:30,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:30,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:30,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:30,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:30,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:31,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:31,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (1/1) ... [2018-08-08 06:29:31,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-08-08 06:29:31,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-08-08 06:29:31,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-08-08 06:29:31,063 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-08-08 06:29:31,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (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 06:29:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-08-08 06:29:31,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-08-08 06:29:31,141 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 06:29:31,142 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 06:29:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-08-08 06:29:31,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-08-08 06:29:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-08-08 06:29:31,143 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-08-08 06:29:31,143 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 06:29:31,143 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 06:29:38,457 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-08-08 06:29:38,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 06:29:38 BoogieIcfgContainer [2018-08-08 06:29:38,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-08-08 06:29:38,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-08-08 06:29:38,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-08-08 06:29:38,463 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-08-08 06:29:38,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.08 06:29:29" (1/3) ... [2018-08-08 06:29:38,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13eac246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 06:29:38, skipping insertion in model container [2018-08-08 06:29:38,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 06:29:30" (2/3) ... [2018-08-08 06:29:38,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13eac246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 06:29:38, skipping insertion in model container [2018-08-08 06:29:38,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 06:29:38" (3/3) ... [2018-08-08 06:29:38,467 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label11_true-unreach-call.c [2018-08-08 06:29:38,478 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-08-08 06:29:38,489 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-08-08 06:29:38,551 INFO L129 ementStrategyFactory]: Using default assertion order modulation [2018-08-08 06:29:38,551 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-08-08 06:29:38,552 INFO L382 AbstractCegarLoop]: Hoare is true [2018-08-08 06:29:38,552 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-08-08 06:29:38,552 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-08-08 06:29:38,552 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-08-08 06:29:38,552 INFO L386 AbstractCegarLoop]: Difference is false [2018-08-08 06:29:38,553 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-08-08 06:29:38,553 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-08-08 06:29:38,587 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2018-08-08 06:29:38,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-08-08 06:29:38,597 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:29:38,598 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-08-08 06:29:38,600 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 06:29:38,606 INFO L82 PathProgramCache]: Analyzing trace with hash -328920636, now seen corresponding path program 1 times [2018-08-08 06:29:38,609 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:29:38,610 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 63 with the following transitions: [2018-08-08 06:29:38,613 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [397], [399], [1378], [1382], [1388], [1392], [1579], [1580], [1581], [1583] [2018-08-08 06:29:38,689 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:29:38,689 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:29:40,427 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:29:40,429 INFO L272 AbstractInterpreter]: Visited 61 different actions 61 times. Never merged. Never widened. Never found a fixpoint. Largest state had 23 variables. [2018-08-08 06:29:40,447 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:29:41,397 INFO L232 lantSequenceWeakener]: Weakened 60 states. On average, predicates are now at 80.73% of their original sizes. [2018-08-08 06:29:41,398 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:29:41,695 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:29:41,697 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:29:41,697 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-08-08 06:29:41,697 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:29:41,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-08-08 06:29:41,710 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-08-08 06:29:41,711 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-08-08 06:29:41,713 INFO L87 Difference]: Start difference. First operand 410 states. Second operand 6 states. [2018-08-08 06:29:51,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:29:51,735 INFO L93 Difference]: Finished difference Result 1158 states and 2145 transitions. [2018-08-08 06:29:51,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-08-08 06:29:51,737 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-08-08 06:29:51,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:29:51,759 INFO L225 Difference]: With dead ends: 1158 [2018-08-08 06:29:51,760 INFO L226 Difference]: Without dead ends: 746 [2018-08-08 06:29:51,769 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 61 GetRequests, 57 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 06:29:51,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2018-08-08 06:29:51,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 744. [2018-08-08 06:29:51,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2018-08-08 06:29:51,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1075 transitions. [2018-08-08 06:29:51,878 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1075 transitions. Word has length 62 [2018-08-08 06:29:51,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:29:51,878 INFO L480 AbstractCegarLoop]: Abstraction has 744 states and 1075 transitions. [2018-08-08 06:29:51,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-08-08 06:29:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1075 transitions. [2018-08-08 06:29:51,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-08-08 06:29:51,886 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:29:51,887 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 06:29:51,887 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 06:29:51,888 INFO L82 PathProgramCache]: Analyzing trace with hash 778020390, now seen corresponding path program 1 times [2018-08-08 06:29:51,888 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:29:51,888 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 155 with the following transitions: [2018-08-08 06:29:51,889 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [397], [399], [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 06:29:51,896 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:29:51,896 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:29:55,343 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-08 06:30:01,935 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:30:01,935 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 06:30:01,985 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:30:06,489 INFO L232 lantSequenceWeakener]: Weakened 152 states. On average, predicates are now at 78.72% of their original sizes. [2018-08-08 06:30:06,490 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:30:09,355 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:30:09,355 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:30:09,356 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-08-08 06:30:09,356 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:30:09,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-08-08 06:30:09,359 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-08-08 06:30:09,359 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-08-08 06:30:09,359 INFO L87 Difference]: Start difference. First operand 744 states and 1075 transitions. Second operand 11 states. [2018-08-08 06:30:28,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:30:28,017 INFO L93 Difference]: Finished difference Result 1826 states and 3140 transitions. [2018-08-08 06:30:28,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-08-08 06:30:28,020 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 154 [2018-08-08 06:30:28,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:30:28,029 INFO L225 Difference]: With dead ends: 1826 [2018-08-08 06:30:28,029 INFO L226 Difference]: Without dead ends: 1426 [2018-08-08 06:30:28,033 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 160 GetRequests, 94 SyntacticMatches, 50 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-08-08 06:30:28,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2018-08-08 06:30:28,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1423. [2018-08-08 06:30:28,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1423 states. [2018-08-08 06:30:28,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 1772 transitions. [2018-08-08 06:30:28,114 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 1772 transitions. Word has length 154 [2018-08-08 06:30:28,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:30:28,115 INFO L480 AbstractCegarLoop]: Abstraction has 1423 states and 1772 transitions. [2018-08-08 06:30:28,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-08-08 06:30:28,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1772 transitions. [2018-08-08 06:30:28,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-08-08 06:30:28,129 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:30:28,129 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-08-08 06:30:28,130 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 06:30:28,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1149096094, now seen corresponding path program 1 times [2018-08-08 06:30:28,130 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:30:28,130 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 191 with the following transitions: [2018-08-08 06:30:28,131 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [397], [399], [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 06:30:28,144 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:30:28,145 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:30:32,702 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-08 06:30:42,459 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:30:42,459 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 06:30:42,509 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:30:47,935 INFO L232 lantSequenceWeakener]: Weakened 188 states. On average, predicates are now at 78.44% of their original sizes. [2018-08-08 06:30:47,936 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:30:49,625 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:30:49,626 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:30:49,626 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-08-08 06:30:49,626 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:30:49,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-08-08 06:30:49,627 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-08-08 06:30:49,628 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-08-08 06:30:49,628 INFO L87 Difference]: Start difference. First operand 1423 states and 1772 transitions. Second operand 11 states. [2018-08-08 06:31:07,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:31:07,331 INFO L93 Difference]: Finished difference Result 2505 states and 3837 transitions. [2018-08-08 06:31:07,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-08-08 06:31:07,333 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 190 [2018-08-08 06:31:07,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:31:07,347 INFO L225 Difference]: With dead ends: 2505 [2018-08-08 06:31:07,348 INFO L226 Difference]: Without dead ends: 2105 [2018-08-08 06:31:07,351 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 196 GetRequests, 130 SyntacticMatches, 50 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-08-08 06:31:07,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2105 states. [2018-08-08 06:31:07,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2105 to 2102. [2018-08-08 06:31:07,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2102 states. [2018-08-08 06:31:07,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 2102 states and 2469 transitions. [2018-08-08 06:31:07,436 INFO L78 Accepts]: Start accepts. Automaton has 2102 states and 2469 transitions. Word has length 190 [2018-08-08 06:31:07,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:31:07,437 INFO L480 AbstractCegarLoop]: Abstraction has 2102 states and 2469 transitions. [2018-08-08 06:31:07,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-08-08 06:31:07,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2469 transitions. [2018-08-08 06:31:07,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-08-08 06:31:07,444 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:31:07,445 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-08-08 06:31:07,445 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 06:31:07,445 INFO L82 PathProgramCache]: Analyzing trace with hash 472745269, now seen corresponding path program 1 times [2018-08-08 06:31:07,446 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:31:07,446 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 216 with the following transitions: [2018-08-08 06:31:07,448 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [397], [399], [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 06:31:07,463 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:31:07,463 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:31:13,150 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-08 06:31:23,746 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:31:23,747 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 06:31:23,779 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:31:28,294 INFO L232 lantSequenceWeakener]: Weakened 213 states. On average, predicates are now at 78.31% of their original sizes. [2018-08-08 06:31:28,295 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:31:30,041 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:31:30,041 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:31:30,042 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-08-08 06:31:30,042 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:31:30,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-08-08 06:31:30,043 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-08-08 06:31:30,044 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2018-08-08 06:31:30,044 INFO L87 Difference]: Start difference. First operand 2102 states and 2469 transitions. Second operand 12 states. [2018-08-08 06:31:59,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:31:59,956 INFO L93 Difference]: Finished difference Result 3184 states and 4534 transitions. [2018-08-08 06:31:59,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-08-08 06:31:59,958 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 215 [2018-08-08 06:31:59,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:31:59,972 INFO L225 Difference]: With dead ends: 3184 [2018-08-08 06:31:59,972 INFO L226 Difference]: Without dead ends: 2784 [2018-08-08 06:31:59,975 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 222 GetRequests, 154 SyntacticMatches, 50 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2018-08-08 06:31:59,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2018-08-08 06:32:00,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2781. [2018-08-08 06:32:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2781 states. [2018-08-08 06:32:00,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2781 states and 3166 transitions. [2018-08-08 06:32:00,078 INFO L78 Accepts]: Start accepts. Automaton has 2781 states and 3166 transitions. Word has length 215 [2018-08-08 06:32:00,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:32:00,079 INFO L480 AbstractCegarLoop]: Abstraction has 2781 states and 3166 transitions. [2018-08-08 06:32:00,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-08-08 06:32:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 3166 transitions. [2018-08-08 06:32:00,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-08-08 06:32:00,084 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:32:00,084 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-08-08 06:32:00,084 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 06:32:00,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1545160859, now seen corresponding path program 1 times [2018-08-08 06:32:00,085 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:32:00,085 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 256 with the following transitions: [2018-08-08 06:32:00,086 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [397], [399], [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 06:32:00,096 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:32:00,096 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:32:25,914 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:32:25,915 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 06:32:25,921 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:32:34,138 INFO L232 lantSequenceWeakener]: Weakened 253 states. On average, predicates are now at 78.14% of their original sizes. [2018-08-08 06:32:34,138 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:32:35,929 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:32:35,930 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:32:35,930 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-08-08 06:32:35,931 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:32:35,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-08-08 06:32:35,932 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-08-08 06:32:35,932 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2018-08-08 06:32:35,932 INFO L87 Difference]: Start difference. First operand 2781 states and 3166 transitions. Second operand 12 states. [2018-08-08 06:32:55,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-08-08 06:32:55,407 INFO L93 Difference]: Finished difference Result 3863 states and 5231 transitions. [2018-08-08 06:32:55,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-08-08 06:32:55,409 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 255 [2018-08-08 06:32:55,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-08-08 06:32:55,423 INFO L225 Difference]: With dead ends: 3863 [2018-08-08 06:32:55,423 INFO L226 Difference]: Without dead ends: 3463 [2018-08-08 06:32:55,426 INFO L603 BasicCegarLoop]: 2 DeclaredPredicates, 262 GetRequests, 194 SyntacticMatches, 50 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2018-08-08 06:32:55,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3463 states. [2018-08-08 06:32:55,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3463 to 3460. [2018-08-08 06:32:55,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3460 states. [2018-08-08 06:32:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 3460 states and 3863 transitions. [2018-08-08 06:32:55,539 INFO L78 Accepts]: Start accepts. Automaton has 3460 states and 3863 transitions. Word has length 255 [2018-08-08 06:32:55,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-08-08 06:32:55,540 INFO L480 AbstractCegarLoop]: Abstraction has 3460 states and 3863 transitions. [2018-08-08 06:32:55,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-08-08 06:32:55,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 3863 transitions. [2018-08-08 06:32:55,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-08-08 06:32:55,546 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 06:32:55,546 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:32:55,547 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 06:32:55,547 INFO L82 PathProgramCache]: Analyzing trace with hash 2018526464, now seen corresponding path program 1 times [2018-08-08 06:32:55,547 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 06:32:55,547 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 283 with the following transitions: [2018-08-08 06:32:55,548 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [397], [399], [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 06:32:55,551 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-08-08 06:32:55,551 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-08-08 06:32:57,797 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-08-08 06:33:21,992 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-08-08 06:33:21,992 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 06:33:21,998 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-08-08 06:33:24,467 INFO L232 lantSequenceWeakener]: Weakened 280 states. On average, predicates are now at 78.1% of their original sizes. [2018-08-08 06:33:24,468 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-08-08 06:33:26,230 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-08-08 06:33:26,230 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-08-08 06:33:26,230 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-08-08 06:33:26,231 INFO L262 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-08-08 06:33:26,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-08-08 06:33:26,232 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-08-08 06:33:26,232 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-08-08 06:33:26,232 INFO L87 Difference]: Start difference. First operand 3460 states and 3863 transitions. Second operand 11 states. Received shutdown request... [2018-08-08 06:33:41,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-08-08 06:33:41,802 WARN L549 AbstractCegarLoop]: Verification canceled [2018-08-08 06:33:41,811 WARN L202 ceAbstractionStarter]: Timeout [2018-08-08 06:33:41,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.08 06:33:41 BoogieIcfgContainer [2018-08-08 06:33:41,811 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-08-08 06:33:41,812 INFO L168 Benchmark]: Toolchain (without parser) took 252704.72 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 3.7 GB in the end (delta: -2.3 GB). Peak memory consumption was 369.7 MB. Max. memory is 7.1 GB. [2018-08-08 06:33:41,815 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-08-08 06:33:41,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1216.91 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-08-08 06:33:41,816 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.10 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 06:33:41,817 INFO L168 Benchmark]: Boogie Preprocessor took 519.86 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 824.2 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -973.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 7.1 GB. [2018-08-08 06:33:41,818 INFO L168 Benchmark]: RCFGBuilder took 7396.07 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: 264.4 MB). Peak memory consumption was 264.4 MB. Max. memory is 7.1 GB. [2018-08-08 06:33:41,819 INFO L168 Benchmark]: TraceAbstraction took 243352.23 ms. Allocated memory was 2.4 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.0 GB in the beginning and 3.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 123.3 MB. Max. memory is 7.1 GB. [2018-08-08 06:33:41,824 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1216.91 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 214.10 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 519.86 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 824.2 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -973.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7396.07 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: 264.4 MB). Peak memory consumption was 264.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 243352.23 ms. Allocated memory was 2.4 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.0 GB in the beginning and 3.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 123.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 172]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 172). Cancelled while BasicCegarLoop was constructing difference of abstraction (3460states) and FLOYD_HOARE automaton (currently 19 states, 11 states before enhancement), while ReachableStatesComputation was computing reachable states (2552 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 410 locations, 1 error locations. TIMEOUT Result, 243.2s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 111.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2225 SDtfs, 9110 SDslu, 2050 SDs, 0 SdLazy, 21424 SolverSat, 3093 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 102.3s Time, PredicateUnifierStatistics: 12 DeclaredPredicates, 1192 GetRequests, 851 SyntacticMatches, 250 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2429 ImplicationChecksByTransitivity, 11.8s 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, 94.9s AbstIntTime, 6 AbstIntIterations, 6 AbstIntStrong, 0.9951815196805005 AbsIntWeakeningRatio, 0.10416666666666667 AbsIntAvgWeakeningVarsNumRemoved, 140.69270833333334 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_label11_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-08-08_06-33-41-839.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem16_label11_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-08-08_06-33-41-839.csv Completed graceful shutdown