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/Problem11_label25_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-19 07:47:34,607 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 07:47:34,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 07:47:34,631 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 07:47:34,631 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 07:47:34,632 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 07:47:34,634 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 07:47:34,636 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 07:47:34,638 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 07:47:34,638 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 07:47:34,639 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 07:47:34,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 07:47:34,640 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 07:47:34,642 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 07:47:34,643 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 07:47:34,644 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 07:47:34,645 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 07:47:34,646 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 07:47:34,648 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 07:47:34,650 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 07:47:34,651 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 07:47:34,653 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 07:47:34,655 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 07:47:34,656 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 07:47:34,656 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 07:47:34,657 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 07:47:34,658 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 07:47:34,659 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 07:47:34,659 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 07:47:34,661 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 07:47:34,661 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 07:47:34,662 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 07:47:34,662 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 07:47:34,662 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 07:47:34,663 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 07:47:34,664 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 07:47:34,664 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 07:47:34,683 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 07:47:34,683 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 07:47:34,684 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 07:47:34,685 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 07:47:34,685 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 07:47:34,685 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 07:47:34,685 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 07:47:34,685 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-19 07:47:34,686 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-19 07:47:34,686 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 07:47:34,686 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 07:47:34,686 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 07:47:34,686 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-19 07:47:34,687 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 07:47:34,687 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 07:47:34,687 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 07:47:34,688 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 07:47:34,688 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 07:47:34,688 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 07:47:34,688 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 07:47:34,688 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 07:47:34,689 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 07:47:34,689 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 07:47:34,689 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 07:47:34,689 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 07:47:34,689 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 07:47:34,690 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 07:47:34,690 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 07:47:34,690 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 07:47:34,690 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 07:47:34,690 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 07:47:34,691 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 07:47:34,691 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 07:47:34,691 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 07:47:34,691 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 07:47:34,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 07:47:34,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 07:47:34,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 07:47:34,753 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 07:47:34,753 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 07:47:34,754 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label25_true-unreach-call.c [2018-09-19 07:47:35,109 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8401dcbf/c9c763e9abf14a0ca795f140b15bab05/FLAGb9d9ece56 [2018-09-19 07:47:35,463 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 07:47:35,464 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label25_true-unreach-call.c [2018-09-19 07:47:35,485 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8401dcbf/c9c763e9abf14a0ca795f140b15bab05/FLAGb9d9ece56 [2018-09-19 07:47:35,507 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8401dcbf/c9c763e9abf14a0ca795f140b15bab05 [2018-09-19 07:47:35,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 07:47:35,520 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 07:47:35,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 07:47:35,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 07:47:35,528 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 07:47:35,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:47:35" (1/1) ... [2018-09-19 07:47:35,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@199cc7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:35, skipping insertion in model container [2018-09-19 07:47:35,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:47:35" (1/1) ... [2018-09-19 07:47:35,545 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 07:47:36,194 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 07:47:36,219 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 07:47:36,451 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 07:47:36,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36 WrapperNode [2018-09-19 07:47:36,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 07:47:36,538 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 07:47:36,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 07:47:36,538 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 07:47:36,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:36,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:36,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 07:47:36,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 07:47:36,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 07:47:36,713 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 07:47:36,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:36,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:37,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:37,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:37,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:37,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:37,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (1/1) ... [2018-09-19 07:47:37,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 07:47:37,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 07:47:37,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 07:47:37,157 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 07:47:37,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (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 07:47:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 07:47:37,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 07:47:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-19 07:47:37,240 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-19 07:47:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 07:47:37,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 07:47:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 07:47:37,241 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 07:47:41,684 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 07:47:41,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:47:41 BoogieIcfgContainer [2018-09-19 07:47:41,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 07:47:41,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 07:47:41,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 07:47:41,690 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 07:47:41,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 07:47:35" (1/3) ... [2018-09-19 07:47:41,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@592ffdd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 07:47:41, skipping insertion in model container [2018-09-19 07:47:41,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:47:36" (2/3) ... [2018-09-19 07:47:41,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@592ffdd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 07:47:41, skipping insertion in model container [2018-09-19 07:47:41,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:47:41" (3/3) ... [2018-09-19 07:47:41,694 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label25_true-unreach-call.c [2018-09-19 07:47:41,704 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 07:47:41,713 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 07:47:41,771 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 07:47:41,772 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 07:47:41,772 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 07:47:41,772 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 07:47:41,773 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 07:47:41,773 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 07:47:41,773 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 07:47:41,773 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 07:47:41,773 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 07:47:41,810 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-09-19 07:47:41,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-19 07:47:41,817 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 07:47:41,818 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 07:47:41,819 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 07:47:41,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1384704100, now seen corresponding path program 1 times [2018-09-19 07:47:41,826 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 07:47:41,827 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 39 with the following transitions: [2018-09-19 07:47:41,830 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [205], [207], [1088], [1092], [1098], [1102], [1109], [1110], [1111], [1113] [2018-09-19 07:47:41,861 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-19 07:47:41,862 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 07:47:42,015 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-19 07:47:42,018 INFO L272 AbstractInterpreter]: Visited 38 different actions 38 times. Never merged. Never widened. Never found a fixpoint. Largest state had 27 variables. [2018-09-19 07:47:42,040 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-19 07:47:42,061 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-19 07:47:42,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 07:47:42 BoogieIcfgContainer [2018-09-19 07:47:42,062 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 07:47:42,063 INFO L168 Benchmark]: Toolchain (without parser) took 6545.43 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 778.6 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -614.2 MB). Peak memory consumption was 164.3 MB. Max. memory is 7.1 GB. [2018-09-19 07:47:42,065 INFO L168 Benchmark]: CDTParser took 0.28 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. [2018-09-19 07:47:42,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1016.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-09-19 07:47:42,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-19 07:47:42,068 INFO L168 Benchmark]: Boogie Preprocessor took 443.78 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 778.6 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -900.8 MB). Peak memory consumption was 49.4 MB. Max. memory is 7.1 GB. [2018-09-19 07:47:42,069 INFO L168 Benchmark]: RCFGBuilder took 4528.80 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 176.3 MB). Peak memory consumption was 176.3 MB. Max. memory is 7.1 GB. [2018-09-19 07:47:42,070 INFO L168 Benchmark]: TraceAbstraction took 375.41 ms. Allocated memory is still 2.3 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. [2018-09-19 07:47:42,075 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1016.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 174.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 443.78 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 778.6 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -900.8 MB). Peak memory consumption was 49.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4528.80 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 176.3 MB). Peak memory consumption was 176.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 375.41 ms. Allocated memory is still 2.3 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 99]: 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: [L7] int inputA = 1; [L8] int inputD = 4; [L9] int inputB = 2; [L10] int inputE = 5; [L11] int inputF = 6; [L12] int inputC = 3; [L15] int a29 = 130; [L16] int a4 = 1; [L17] int a23 = 312; [L18] int a8 = 15; [L19] int a25 = 10; [L20] int a3 = 1; [L1031] int output = -1; [L1034] COND TRUE 1 [L1037] int input; [L1038] input = __VERIFIER_nondet_int() [L1039] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L1042] CALL calculate_output(input) [L23] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L26] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L29] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L32] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L35] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L38] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L41] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L44] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L47] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L50] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L53] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L56] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L59] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L62] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L65] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L68] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L71] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L74] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L77] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L80] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L83] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L86] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L89] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L92] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L95] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L98] COND TRUE ((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15)) [L99] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 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=293occurred 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/Problem11_label25_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-19_07-47-42-089.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem11_label25_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-19_07-47-42-089.csv Received shutdown request...