java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem17_label45_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-15 20:38:11,157 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-15 20:38:11,159 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-15 20:38:11,172 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-15 20:38:11,172 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-15 20:38:11,173 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-15 20:38:11,175 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-15 20:38:11,176 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-15 20:38:11,178 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-15 20:38:11,179 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-15 20:38:11,180 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-15 20:38:11,180 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-15 20:38:11,181 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-15 20:38:11,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-15 20:38:11,183 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-15 20:38:11,184 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-15 20:38:11,185 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-15 20:38:11,187 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-15 20:38:11,189 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-15 20:38:11,191 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-15 20:38:11,192 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-15 20:38:11,193 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-15 20:38:11,196 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-15 20:38:11,196 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-15 20:38:11,196 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-15 20:38:11,197 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-15 20:38:11,198 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-15 20:38:11,199 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-15 20:38:11,200 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-15 20:38:11,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-15 20:38:11,201 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-15 20:38:11,202 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-15 20:38:11,202 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-15 20:38:11,203 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-15 20:38:11,204 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-15 20:38:11,205 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-15 20:38:11,205 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-15 20:38:11,221 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-15 20:38:11,222 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-15 20:38:11,223 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-15 20:38:11,223 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-15 20:38:11,223 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-15 20:38:11,223 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-15 20:38:11,223 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-15 20:38:11,224 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-15 20:38:11,224 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-15 20:38:11,224 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-15 20:38:11,224 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-15 20:38:11,226 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-15 20:38:11,227 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-15 20:38:11,228 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-15 20:38:11,228 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-15 20:38:11,229 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-15 20:38:11,229 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-15 20:38:11,229 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-15 20:38:11,229 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-15 20:38:11,229 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-15 20:38:11,230 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-15 20:38:11,230 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-15 20:38:11,230 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-15 20:38:11,230 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-15 20:38:11,231 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-15 20:38:11,232 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-15 20:38:11,232 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-15 20:38:11,232 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-15 20:38:11,232 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-15 20:38:11,233 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-15 20:38:11,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-15 20:38:11,233 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-15 20:38:11,233 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-15 20:38:11,234 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-15 20:38:11,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-15 20:38:11,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-15 20:38:11,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-15 20:38:11,322 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-15 20:38:11,323 INFO L276 PluginConnector]: CDTParser initialized [2018-09-15 20:38:11,323 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem17_label45_true-unreach-call.c [2018-09-15 20:38:11,717 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1a9b9ad/f2e572697c374489b6ae4e7987e3677f/FLAGa1cef8840 [2018-09-15 20:38:12,207 INFO L277 CDTParser]: Found 1 translation units. [2018-09-15 20:38:12,208 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label45_true-unreach-call.c [2018-09-15 20:38:12,249 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1a9b9ad/f2e572697c374489b6ae4e7987e3677f/FLAGa1cef8840 [2018-09-15 20:38:12,271 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1a9b9ad/f2e572697c374489b6ae4e7987e3677f [2018-09-15 20:38:12,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-15 20:38:12,290 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-15 20:38:12,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-15 20:38:12,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-15 20:38:12,301 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-15 20:38:12,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 08:38:12" (1/1) ... [2018-09-15 20:38:12,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@529761f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:12, skipping insertion in model container [2018-09-15 20:38:12,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 08:38:12" (1/1) ... [2018-09-15 20:38:12,318 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-15 20:38:13,300 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 20:38:13,329 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-15 20:38:13,740 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-15 20:38:13,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13 WrapperNode [2018-09-15 20:38:13,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-15 20:38:13,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-15 20:38:13,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-15 20:38:13,957 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-15 20:38:13,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-15 20:38:14,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-15 20:38:14,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-15 20:38:14,732 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-15 20:38:14,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... [2018-09-15 20:38:14,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-15 20:38:14,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-15 20:38:14,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-15 20:38:14,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-15 20:38:14,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-15 20:38:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-15 20:38:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-15 20:38:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-09-15 20:38:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-09-15 20:38:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-15 20:38:15,056 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-15 20:38:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-15 20:38:15,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-15 20:38:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-15 20:38:15,057 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-15 20:38:27,375 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-15 20:38:27,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 08:38:27 BoogieIcfgContainer [2018-09-15 20:38:27,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-15 20:38:27,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-15 20:38:27,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-15 20:38:27,382 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-15 20:38:27,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.09 08:38:12" (1/3) ... [2018-09-15 20:38:27,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ef990f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 08:38:27, skipping insertion in model container [2018-09-15 20:38:27,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:38:13" (2/3) ... [2018-09-15 20:38:27,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ef990f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.09 08:38:27, skipping insertion in model container [2018-09-15 20:38:27,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 08:38:27" (3/3) ... [2018-09-15 20:38:27,386 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label45_true-unreach-call.c [2018-09-15 20:38:27,395 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-15 20:38:27,406 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-15 20:38:27,465 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-15 20:38:27,466 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-15 20:38:27,466 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-15 20:38:27,466 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-15 20:38:27,467 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-15 20:38:27,467 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-15 20:38:27,467 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-15 20:38:27,467 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-15 20:38:27,467 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-15 20:38:27,517 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2018-09-15 20:38:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-15 20:38:27,526 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 20:38:27,527 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-15 20:38:27,528 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 20:38:27,533 INFO L82 PathProgramCache]: Analyzing trace with hash 363269502, now seen corresponding path program 1 times [2018-09-15 20:38:27,535 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 20:38:27,536 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 58 with the following transitions: [2018-09-15 20:38:27,538 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [2283], [2287], [2293], [2297], [2306], [2307], [2308], [2310] [2018-09-15 20:38:27,595 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 20:38:27,596 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 20:38:30,667 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 20:38:30,669 INFO L272 AbstractInterpreter]: Visited 56 different actions 56 times. Never merged. Never widened. Never found a fixpoint. Largest state had 25 variables. [2018-09-15 20:38:30,691 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 20:38:31,944 INFO L232 lantSequenceWeakener]: Weakened 55 states. On average, predicates are now at 77.89% of their original sizes. [2018-09-15 20:38:31,944 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 20:38:32,260 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 20:38:32,261 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 20:38:32,262 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-15 20:38:32,262 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 20:38:32,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-15 20:38:32,275 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-15 20:38:32,276 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-15 20:38:32,279 INFO L87 Difference]: Start difference. First operand 604 states. Second operand 6 states. [2018-09-15 20:38:46,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 20:38:46,486 INFO L93 Difference]: Finished difference Result 1642 states and 3016 transitions. [2018-09-15 20:38:46,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-15 20:38:46,489 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-09-15 20:38:46,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 20:38:46,518 INFO L225 Difference]: With dead ends: 1642 [2018-09-15 20:38:46,519 INFO L226 Difference]: Without dead ends: 1036 [2018-09-15 20:38:46,529 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-15 20:38:46,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-09-15 20:38:46,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1034. [2018-09-15 20:38:46,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1034 states. [2018-09-15 20:38:46,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1511 transitions. [2018-09-15 20:38:46,664 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1511 transitions. Word has length 57 [2018-09-15 20:38:46,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 20:38:46,665 INFO L480 AbstractCegarLoop]: Abstraction has 1034 states and 1511 transitions. [2018-09-15 20:38:46,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-15 20:38:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1511 transitions. [2018-09-15 20:38:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-15 20:38:46,679 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 20:38:46,679 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-15 20:38:46,679 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 20:38:46,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1635183703, now seen corresponding path program 1 times [2018-09-15 20:38:46,680 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 20:38:46,680 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 133 with the following transitions: [2018-09-15 20:38:46,682 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-09-15 20:38:46,695 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 20:38:46,695 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 20:38:50,916 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 20:39:01,687 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 20:39:01,688 INFO L272 AbstractInterpreter]: Visited 82 different actions 233 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-09-15 20:39:01,695 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 20:39:03,394 INFO L232 lantSequenceWeakener]: Weakened 130 states. On average, predicates are now at 76.29% of their original sizes. [2018-09-15 20:39:03,395 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 20:39:04,249 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 20:39:04,249 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 20:39:04,250 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-09-15 20:39:04,250 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 20:39:04,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-15 20:39:04,251 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-15 20:39:04,252 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2018-09-15 20:39:04,252 INFO L87 Difference]: Start difference. First operand 1034 states and 1511 transitions. Second operand 13 states. [2018-09-15 20:39:40,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 20:39:40,391 INFO L93 Difference]: Finished difference Result 2814 states and 4895 transitions. [2018-09-15 20:39:40,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-09-15 20:39:40,393 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 132 [2018-09-15 20:39:40,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 20:39:40,406 INFO L225 Difference]: With dead ends: 2814 [2018-09-15 20:39:40,406 INFO L226 Difference]: Without dead ends: 2220 [2018-09-15 20:39:40,411 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 145 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=157, Invalid=545, Unknown=0, NotChecked=0, Total=702 [2018-09-15 20:39:40,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2018-09-15 20:39:40,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 1497. [2018-09-15 20:39:40,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1497 states. [2018-09-15 20:39:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1497 states and 2009 transitions. [2018-09-15 20:39:40,472 INFO L78 Accepts]: Start accepts. Automaton has 1497 states and 2009 transitions. Word has length 132 [2018-09-15 20:39:40,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 20:39:40,473 INFO L480 AbstractCegarLoop]: Abstraction has 1497 states and 2009 transitions. [2018-09-15 20:39:40,473 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-15 20:39:40,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2009 transitions. [2018-09-15 20:39:40,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-15 20:39:40,478 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 20:39:40,478 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-15 20:39:40,479 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 20:39:40,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1155801617, now seen corresponding path program 1 times [2018-09-15 20:39:40,479 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 20:39:40,479 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 146 with the following transitions: [2018-09-15 20:39:40,480 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-09-15 20:39:40,484 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 20:39:40,485 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 20:39:45,565 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 20:40:03,668 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 20:40:03,668 INFO L272 AbstractInterpreter]: Visited 95 different actions 272 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-09-15 20:40:03,686 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 20:40:06,074 INFO L232 lantSequenceWeakener]: Weakened 143 states. On average, predicates are now at 76.17% of their original sizes. [2018-09-15 20:40:06,074 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 20:40:13,603 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 20:40:13,604 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 20:40:13,604 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-09-15 20:40:13,604 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 20:40:13,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-15 20:40:13,605 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-15 20:40:13,606 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2018-09-15 20:40:13,606 INFO L87 Difference]: Start difference. First operand 1497 states and 2009 transitions. Second operand 13 states. [2018-09-15 20:40:46,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-15 20:40:46,487 INFO L93 Difference]: Finished difference Result 2646 states and 4140 transitions. [2018-09-15 20:40:46,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-15 20:40:46,488 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 145 [2018-09-15 20:40:46,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-15 20:40:46,499 INFO L225 Difference]: With dead ends: 2646 [2018-09-15 20:40:46,499 INFO L226 Difference]: Without dead ends: 2052 [2018-09-15 20:40:46,502 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 156 GetRequests, 69 SyntacticMatches, 64 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=146, Invalid=454, Unknown=0, NotChecked=0, Total=600 [2018-09-15 20:40:46,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2052 states. [2018-09-15 20:40:46,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2052 to 1962. [2018-09-15 20:40:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2018-09-15 20:40:46,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2620 transitions. [2018-09-15 20:40:46,575 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2620 transitions. Word has length 145 [2018-09-15 20:40:46,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-15 20:40:46,576 INFO L480 AbstractCegarLoop]: Abstraction has 1962 states and 2620 transitions. [2018-09-15 20:40:46,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-15 20:40:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2620 transitions. [2018-09-15 20:40:46,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-15 20:40:46,582 INFO L368 BasicCegarLoop]: Found error trace [2018-09-15 20:40:46,582 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, 2, 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] [2018-09-15 20:40:46,583 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-15 20:40:46,583 INFO L82 PathProgramCache]: Analyzing trace with hash -2132149478, now seen corresponding path program 1 times [2018-09-15 20:40:46,583 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-15 20:40:46,584 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 221 with the following transitions: [2018-09-15 20:40:46,584 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-09-15 20:40:46,589 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-15 20:40:46,589 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-15 20:40:50,115 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-15 20:41:36,151 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-15 20:41:36,151 INFO L272 AbstractInterpreter]: Visited 96 different actions 650 times. Merged at 7 different actions 44 times. Widened at 1 different actions 1 times. Found 8 fixpoints after 2 different actions. Largest state had 26 variables. [2018-09-15 20:41:36,161 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-15 20:41:40,166 INFO L232 lantSequenceWeakener]: Weakened 218 states. On average, predicates are now at 75.81% of their original sizes. [2018-09-15 20:41:40,166 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-15 20:41:49,077 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-15 20:41:49,077 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-15 20:41:49,078 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-15 20:41:49,078 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-15 20:41:49,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-15 20:41:49,079 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-15 20:41:49,079 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-09-15 20:41:49,079 INFO L87 Difference]: Start difference. First operand 1962 states and 2620 transitions. Second operand 14 states. Received shutdown request... [2018-09-15 20:42:31,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-15 20:42:31,437 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-15 20:42:31,442 WARN L206 ceAbstractionStarter]: Timeout [2018-09-15 20:42:31,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.09 08:42:31 BoogieIcfgContainer [2018-09-15 20:42:31,442 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-15 20:42:31,443 INFO L168 Benchmark]: Toolchain (without parser) took 259157.99 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 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-09-15 20:42:31,445 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-15 20:42:31,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1662.62 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 179.7 MB). Peak memory consumption was 179.7 MB. Max. memory is 7.1 GB. [2018-09-15 20:42:31,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 774.71 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 873.5 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 120.6 MB. Max. memory is 7.1 GB. [2018-09-15 20:42:31,451 INFO L168 Benchmark]: Boogie Preprocessor took 242.27 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. [2018-09-15 20:42:31,452 INFO L168 Benchmark]: RCFGBuilder took 12402.36 ms. Allocated memory is still 2.4 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 463.9 MB). Peak memory consumption was 463.9 MB. Max. memory is 7.1 GB. [2018-09-15 20:42:31,455 INFO L168 Benchmark]: TraceAbstraction took 244065.27 ms. Allocated memory was 2.4 GB in the beginning and 4.2 GB in the end (delta: 1.8 GB). Free memory was 1.8 GB in the beginning and 2.7 GB in the end (delta: -909.6 MB). Peak memory consumption was 930.7 MB. Max. memory is 7.1 GB. [2018-09-15 20:42:31,462 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 1662.62 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 179.7 MB). Peak memory consumption was 179.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 774.71 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 873.5 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 120.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 242.27 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 12402.36 ms. Allocated memory is still 2.4 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 463.9 MB). Peak memory consumption was 463.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 244065.27 ms. Allocated memory was 2.4 GB in the beginning and 4.2 GB in the end (delta: 1.8 GB). Free memory was 1.8 GB in the beginning and 2.7 GB in the end (delta: -909.6 MB). Peak memory consumption was 930.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 158]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 158). Cancelled while BasicCegarLoop was constructing difference of abstraction (1962states) and FLOYD_HOARE automaton (currently 16 states, 14 states before enhancement), while ReachableStatesComputation was computing reachable states (3523 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 604 locations, 1 error locations. TIMEOUT Result, 243.9s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 125.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2155 SDtfs, 14654 SDslu, 1396 SDs, 0 SdLazy, 16921 SolverSat, 2520 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 115.7s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 588 GetRequests, 385 SyntacticMatches, 127 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 733 ImplicationChecksByTransitivity, 20.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1962occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 90.9s AbstIntTime, 4 AbstIntIterations, 4 AbstIntStrong, 0.9935102564102559 AbsIntWeakeningRatio, 0.15272727272727274 AbsIntAvgWeakeningVarsNumRemoved, 51.53090909090909 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 815 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: No data available, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label45_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-15_20-42-31-478.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label45_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-15_20-42-31-478.csv Completed graceful shutdown