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_CON-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem17_label41_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-19 07:55:52,038 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 07:55:52,041 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 07:55:52,056 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 07:55:52,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 07:55:52,058 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 07:55:52,059 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 07:55:52,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 07:55:52,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 07:55:52,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 07:55:52,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 07:55:52,064 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 07:55:52,065 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 07:55:52,067 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 07:55:52,068 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 07:55:52,069 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 07:55:52,069 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 07:55:52,072 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 07:55:52,074 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 07:55:52,075 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 07:55:52,077 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 07:55:52,078 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 07:55:52,080 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 07:55:52,081 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 07:55:52,081 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 07:55:52,082 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 07:55:52,083 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 07:55:52,084 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 07:55:52,084 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 07:55:52,086 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 07:55:52,086 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 07:55:52,087 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 07:55:52,087 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 07:55:52,087 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 07:55:52,088 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 07:55:52,089 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 07:55:52,090 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf [2018-09-19 07:55:52,105 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 07:55:52,105 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 07:55:52,106 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 07:55:52,106 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 07:55:52,107 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 07:55:52,107 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 07:55:52,107 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 07:55:52,107 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-19 07:55:52,107 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-19 07:55:52,108 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 07:55:52,108 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 07:55:52,108 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 07:55:52,108 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-19 07:55:52,109 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 07:55:52,109 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 07:55:52,109 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 07:55:52,110 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 07:55:52,110 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 07:55:52,110 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 07:55:52,110 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 07:55:52,110 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 07:55:52,111 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 07:55:52,111 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 07:55:52,111 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 07:55:52,111 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 07:55:52,111 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 07:55:52,112 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 07:55:52,112 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 07:55:52,112 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 07:55:52,112 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 07:55:52,112 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 07:55:52,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 07:55:52,115 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 07:55:52,115 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 07:55:52,115 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 07:55:52,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 07:55:52,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 07:55:52,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 07:55:52,184 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 07:55:52,185 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 07:55:52,186 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem17_label41_true-unreach-call.c [2018-09-19 07:55:52,537 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35a27c72/63f93dc462754efeae9e7b3f313908b4/FLAGa346185de [2018-09-19 07:55:52,995 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 07:55:52,996 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label41_true-unreach-call.c [2018-09-19 07:55:53,025 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35a27c72/63f93dc462754efeae9e7b3f313908b4/FLAGa346185de [2018-09-19 07:55:53,050 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35a27c72/63f93dc462754efeae9e7b3f313908b4 [2018-09-19 07:55:53,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 07:55:53,069 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 07:55:53,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 07:55:53,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 07:55:53,081 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 07:55:53,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:55:53" (1/1) ... [2018-09-19 07:55:53,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1119bd7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:53, skipping insertion in model container [2018-09-19 07:55:53,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:55:53" (1/1) ... [2018-09-19 07:55:53,099 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 07:55:54,216 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 07:55:54,238 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 07:55:54,712 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 07:55:54,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54 WrapperNode [2018-09-19 07:55:54,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 07:55:54,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 07:55:54,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 07:55:54,964 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 07:55:54,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:55,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:55,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 07:55:55,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 07:55:55,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 07:55:55,226 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 07:55:55,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:55,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:55,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:55,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:55,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:55,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:55,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (1/1) ... [2018-09-19 07:55:56,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 07:55:56,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 07:55:56,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 07:55:56,052 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 07:55:56,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (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 [2018-09-19 07:55:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 07:55:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 07:55:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-09-19 07:55:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-09-19 07:55:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-19 07:55:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-19 07:55:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 07:55:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 07:55:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 07:55:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 07:56:09,278 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 07:56:09,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:56:09 BoogieIcfgContainer [2018-09-19 07:56:09,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 07:56:09,280 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 07:56:09,281 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 07:56:09,284 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 07:56:09,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 07:55:53" (1/3) ... [2018-09-19 07:56:09,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@131402f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 07:56:09, skipping insertion in model container [2018-09-19 07:56:09,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:55:54" (2/3) ... [2018-09-19 07:56:09,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@131402f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 07:56:09, skipping insertion in model container [2018-09-19 07:56:09,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:56:09" (3/3) ... [2018-09-19 07:56:09,288 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label41_true-unreach-call.c [2018-09-19 07:56:09,297 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 07:56:09,305 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 07:56:09,365 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 07:56:09,366 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 07:56:09,366 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 07:56:09,366 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 07:56:09,366 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 07:56:09,366 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 07:56:09,367 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 07:56:09,367 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 07:56:09,367 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 07:56:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2018-09-19 07:56:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-19 07:56:09,412 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 07:56:09,414 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] [2018-09-19 07:56:09,415 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 07:56:09,421 INFO L82 PathProgramCache]: Analyzing trace with hash -131983554, now seen corresponding path program 1 times [2018-09-19 07:56:09,423 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 07:56:09,424 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 42 with the following transitions: [2018-09-19 07:56:09,427 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], [938], [940], [2283], [2287], [2293], [2297], [2306], [2307], [2308], [2310] [2018-09-19 07:56:09,459 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-19 07:56:09,459 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 07:56:09,593 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-19 07:56:09,594 INFO L272 AbstractInterpreter]: Visited 41 different actions 41 times. Never merged. Never widened. Never found a fixpoint. Largest state had 25 variables. [2018-09-19 07:56:09,629 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-19 07:56:09,651 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-19 07:56:09,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 07:56:09 BoogieIcfgContainer [2018-09-19 07:56:09,652 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 07:56:09,653 INFO L168 Benchmark]: Toolchain (without parser) took 16588.39 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 929.6 MB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -448.7 MB). Peak memory consumption was 480.9 MB. Max. memory is 7.1 GB. [2018-09-19 07:56:09,656 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 07:56:09,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1891.99 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. [2018-09-19 07:56:09,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 262.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-19 07:56:09,659 INFO L168 Benchmark]: Boogie Preprocessor took 825.24 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 929.6 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. [2018-09-19 07:56:09,660 INFO L168 Benchmark]: RCFGBuilder took 13227.74 ms. Allocated memory is still 2.5 GB. Free memory was 2.3 GB in the beginning and 1.9 GB in the end (delta: 446.3 MB). Peak memory consumption was 446.3 MB. Max. memory is 7.1 GB. [2018-09-19 07:56:09,661 INFO L168 Benchmark]: TraceAbstraction took 371.56 ms. Allocated memory is still 2.5 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2018-09-19 07:56:09,666 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1891.99 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 262.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 825.24 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 929.6 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 13227.74 ms. Allocated memory is still 2.5 GB. Free memory was 2.3 GB in the beginning and 1.9 GB in the end (delta: 446.3 MB). Peak memory consumption was 446.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 371.56 ms. Allocated memory is still 2.5 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 110]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L8] int inputA = 1; [L9] int inputB = 2; [L10] int inputC = 3; [L11] int inputE = 5; [L12] int inputD = 4; [L13] int inputF = 6; [L16] int a24 = 1; [L17] int a21 = 124; [L18] int a26 = 222; [L19] int a14 = -79; [L20] int a28 = 111; [L2577] int output = -1; [L2580] COND TRUE 1 [L2583] int input; [L2584] input = __VERIFIER_nondet_int() [L2585] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L2588] CALL calculate_output(input) [L25] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && 217 < a26 ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L28] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L31] COND FALSE !((((( a14 <= -182 && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L34] COND FALSE !((((( a14 <= -182 && 217 < a26 ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L37] COND FALSE !((((( -84 < a14 && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L40] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && 217 < a26 ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L43] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && a26 <= -68 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L46] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && 217 < a26 ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L49] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && 217 < a26 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L52] COND FALSE !((((( a14 <= -182 && 217 < a26 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L55] COND FALSE !((((( a14 <= -182 && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L58] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && 217 < a26 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L61] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L64] COND FALSE !((((( a14 <= -182 && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L67] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && a26 <= -68 ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L70] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L73] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L76] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L79] COND FALSE !((((( -84 < a14 && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L82] COND FALSE !((((( a14 <= -182 && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L85] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L88] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && a26 <= -68 ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L91] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L94] COND FALSE !((((( a14 <= -182 && a26 <= -68 ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L97] COND FALSE !((((( -84 < a14 && a26 <= -68 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L100] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && a26 <= -68 ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L103] COND FALSE !((((( -84 < a14 && 217 < a26 ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L106] COND FALSE !((((( -84 < a14 && a26 <= -68 ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L109] COND TRUE (((( ((-114 < a14) && (-84 >= a14)) && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 ) [L110] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 604 locations, 1 error locations. UNKNOWN Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=604occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, 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: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label41_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-19_07-56-09-681.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label41_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-19_07-56-09-681.csv Received shutdown request...