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/Problem12_label27_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-19 07:48:47,499 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 07:48:47,502 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 07:48:47,514 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 07:48:47,514 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 07:48:47,515 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 07:48:47,517 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 07:48:47,518 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 07:48:47,520 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 07:48:47,521 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 07:48:47,522 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 07:48:47,522 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 07:48:47,523 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 07:48:47,524 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 07:48:47,525 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 07:48:47,526 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 07:48:47,527 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 07:48:47,529 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 07:48:47,531 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 07:48:47,532 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 07:48:47,534 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 07:48:47,535 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 07:48:47,537 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 07:48:47,538 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 07:48:47,538 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 07:48:47,539 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 07:48:47,540 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 07:48:47,541 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 07:48:47,542 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 07:48:47,543 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 07:48:47,543 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 07:48:47,544 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 07:48:47,545 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 07:48:47,545 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 07:48:47,546 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 07:48:47,547 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 07:48:47,547 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 07:48:47,569 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 07:48:47,570 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 07:48:47,571 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 07:48:47,572 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 07:48:47,572 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 07:48:47,572 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 07:48:47,572 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 07:48:47,573 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-19 07:48:47,573 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-19 07:48:47,573 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 07:48:47,573 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 07:48:47,574 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 07:48:47,574 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-19 07:48:47,575 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 07:48:47,575 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 07:48:47,575 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 07:48:47,576 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 07:48:47,576 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 07:48:47,576 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 07:48:47,576 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 07:48:47,576 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 07:48:47,577 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 07:48:47,577 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 07:48:47,577 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 07:48:47,577 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 07:48:47,577 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 07:48:47,580 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 07:48:47,580 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 07:48:47,580 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 07:48:47,580 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 07:48:47,580 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 07:48:47,581 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 07:48:47,581 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 07:48:47,581 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 07:48:47,581 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 07:48:47,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 07:48:47,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 07:48:47,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 07:48:47,662 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 07:48:47,663 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 07:48:47,664 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem12_label27_true-unreach-call.c [2018-09-19 07:48:48,043 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c4f2cd4/d3252f3d7afd4d9cb60b45182bb22e86/FLAG069caf88a [2018-09-19 07:48:48,517 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 07:48:48,518 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label27_true-unreach-call.c [2018-09-19 07:48:48,548 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c4f2cd4/d3252f3d7afd4d9cb60b45182bb22e86/FLAG069caf88a [2018-09-19 07:48:48,564 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c4f2cd4/d3252f3d7afd4d9cb60b45182bb22e86 [2018-09-19 07:48:48,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 07:48:48,579 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 07:48:48,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 07:48:48,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 07:48:48,589 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 07:48:48,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:48:48" (1/1) ... [2018-09-19 07:48:48,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a2763a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:48, skipping insertion in model container [2018-09-19 07:48:48,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:48:48" (1/1) ... [2018-09-19 07:48:48,606 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 07:48:49,877 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 07:48:49,896 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 07:48:50,500 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 07:48:50,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50 WrapperNode [2018-09-19 07:48:50,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 07:48:50,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 07:48:50,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 07:48:50,779 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 07:48:50,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:50,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:51,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 07:48:51,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 07:48:51,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 07:48:51,017 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 07:48:51,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:51,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:51,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:51,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:51,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:51,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:51,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (1/1) ... [2018-09-19 07:48:51,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 07:48:51,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 07:48:51,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 07:48:51,935 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 07:48:51,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (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 07:48:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 07:48:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 07:48:52,013 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-09-19 07:48:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-09-19 07:48:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-09-19 07:48:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-09-19 07:48:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-09-19 07:48:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-09-19 07:48:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-19 07:48:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-19 07:48:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 07:48:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 07:48:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 07:48:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 07:49:03,168 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 07:49:03,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:49:03 BoogieIcfgContainer [2018-09-19 07:49:03,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 07:49:03,170 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 07:49:03,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 07:49:03,174 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 07:49:03,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 07:48:48" (1/3) ... [2018-09-19 07:49:03,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49257913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 07:49:03, skipping insertion in model container [2018-09-19 07:49:03,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:48:50" (2/3) ... [2018-09-19 07:49:03,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49257913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 07:49:03, skipping insertion in model container [2018-09-19 07:49:03,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:49:03" (3/3) ... [2018-09-19 07:49:03,178 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem12_label27_true-unreach-call.c [2018-09-19 07:49:03,188 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 07:49:03,199 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 07:49:03,268 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 07:49:03,269 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 07:49:03,269 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 07:49:03,269 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 07:49:03,270 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 07:49:03,270 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 07:49:03,270 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 07:49:03,270 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 07:49:03,270 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 07:49:03,322 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states. [2018-09-19 07:49:03,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-19 07:49:03,331 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 07:49:03,332 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 07:49:03,333 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 07:49:03,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1410046180, now seen corresponding path program 1 times [2018-09-19 07:49:03,342 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 07:49:03,343 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 39 with the following transitions: [2018-09-19 07:49:03,346 INFO L202 CegarAbsIntRunner]: [0], [1], [1868], [1875], [1883], [1891], [1899], [1907], [1915], [1923], [1931], [1939], [1947], [1955], [1963], [1971], [1979], [1987], [1995], [2003], [2011], [2019], [2027], [2035], [2043], [2051], [2059], [2067], [2071], [2073], [3244], [3248], [3254], [3258], [3271], [3272], [3273], [3275] [2018-09-19 07:49:03,385 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-19 07:49:03,385 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 07:49:03,517 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 07:49:03,519 INFO L272 AbstractInterpreter]: Visited 37 different actions 37 times. Never merged. Never widened. Never found a fixpoint. Largest state had 25 variables. [2018-09-19 07:49:03,547 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 07:49:03,663 INFO L232 lantSequenceWeakener]: Weakened 35 states. On average, predicates are now at 76.66% of their original sizes. [2018-09-19 07:49:03,663 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 07:49:03,816 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 07:49:03,818 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 07:49:03,819 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-19 07:49:03,819 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 07:49:03,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-19 07:49:03,835 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-19 07:49:03,836 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 07:49:03,839 INFO L87 Difference]: Start difference. First operand 840 states. Second operand 5 states. [2018-09-19 07:49:15,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 07:49:15,926 INFO L93 Difference]: Finished difference Result 2448 states and 4699 transitions. [2018-09-19 07:49:15,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-19 07:49:15,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2018-09-19 07:49:15,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 07:49:15,965 INFO L225 Difference]: With dead ends: 2448 [2018-09-19 07:49:15,966 INFO L226 Difference]: Without dead ends: 1606 [2018-09-19 07:49:15,975 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 37 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-19 07:49:15,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2018-09-19 07:49:16,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1604. [2018-09-19 07:49:16,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1604 states. [2018-09-19 07:49:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1604 states and 2357 transitions. [2018-09-19 07:49:16,122 INFO L78 Accepts]: Start accepts. Automaton has 1604 states and 2357 transitions. Word has length 38 [2018-09-19 07:49:16,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 07:49:16,123 INFO L480 AbstractCegarLoop]: Abstraction has 1604 states and 2357 transitions. [2018-09-19 07:49:16,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-19 07:49:16,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2357 transitions. [2018-09-19 07:49:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-19 07:49:16,133 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 07:49:16,133 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 07:49:16,134 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 07:49:16,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1294703450, now seen corresponding path program 1 times [2018-09-19 07:49:16,135 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 07:49:16,135 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 115 with the following transitions: [2018-09-19 07:49:16,136 INFO L202 CegarAbsIntRunner]: [0], [1], [1868], [1875], [1883], [1891], [1899], [1907], [1915], [1923], [1931], [1939], [1947], [1955], [1963], [1971], [1979], [1987], [1995], [2003], [2011], [2019], [2027], [2035], [2043], [2051], [2059], [2067], [2071], [2073], [2076], [2084], [2092], [2100], [2108], [2116], [2124], [2132], [2140], [2148], [2156], [2164], [2172], [2180], [2188], [2196], [2204], [2212], [2220], [2228], [2236], [2244], [2252], [2260], [2268], [2276], [2284], [2292], [2300], [2308], [2316], [2324], [2332], [2340], [2348], [2356], [2361], [2365], [2369], [2373], [2377], [2381], [2384], [3240], [3244], [3248], [3254], [3258], [3260], [3271], [3272], [3273], [3275], [3276] [2018-09-19 07:49:16,140 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-19 07:49:16,140 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 07:49:16,233 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-19 07:49:16,233 INFO L272 AbstractInterpreter]: Visited 84 different actions 160 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-09-19 07:49:16,273 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-19 07:49:16,307 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-19 07:49:16,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 07:49:16 BoogieIcfgContainer [2018-09-19 07:49:16,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 07:49:16,309 INFO L168 Benchmark]: Toolchain (without parser) took 27732.29 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2018-09-19 07:49:16,311 INFO L168 Benchmark]: CDTParser took 0.22 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 07:49:16,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2198.09 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: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB. [2018-09-19 07:49:16,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.82 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. [2018-09-19 07:49:16,315 INFO L168 Benchmark]: Boogie Preprocessor took 917.08 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 929.0 MB). Free memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 127.9 MB. Max. memory is 7.1 GB. [2018-09-19 07:49:16,316 INFO L168 Benchmark]: RCFGBuilder took 11235.01 ms. Allocated memory is still 2.5 GB. Free memory was 2.3 GB in the beginning and 1.7 GB in the end (delta: 664.0 MB). Peak memory consumption was 664.0 MB. Max. memory is 7.1 GB. [2018-09-19 07:49:16,318 INFO L168 Benchmark]: TraceAbstraction took 13137.04 ms. Allocated memory was 2.5 GB in the beginning and 2.7 GB in the end (delta: 239.6 MB). Free memory was 1.7 GB in the beginning and 2.5 GB in the end (delta: -828.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 07:49:16,326 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2198.09 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: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 237.82 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 917.08 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 929.0 MB). Free memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 127.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11235.01 ms. Allocated memory is still 2.5 GB. Free memory was 2.3 GB in the beginning and 1.7 GB in the end (delta: 664.0 MB). Peak memory consumption was 664.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13137.04 ms. Allocated memory was 2.5 GB in the beginning and 2.7 GB in the end (delta: 239.6 MB). Free memory was 1.7 GB in the beginning and 2.5 GB in the end (delta: -828.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 105]: 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: [L10] int inputC = 3; [L11] int inputF = 6; [L12] int inputA = 1; [L13] int inputB = 2; [L14] int inputD = 4; [L15] int inputE = 5; [L18] int a17 = -124; [L19] int a5 = 4; [L20] int a24 = 15; [L21] int a2 = 170; [L22] int a7 = 13; [L4815] int output = -1; [L4818] COND TRUE 1 [L4821] int input; [L4822] input = __VERIFIER_nondet_int() [L4823] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L4826] CALL, EXPR calculate_output(input) [L29] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==3))) [L32] COND FALSE !((((((a7==12) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==4))) [L35] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==14)) && (a5==4))) [L38] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==4))) [L41] COND FALSE !((((((a7==13) && a2 <= 189 ) && a17 <= -108 ) && (a24==14)) && (a5==4))) [L44] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==4))) [L47] COND FALSE !((((((a7==12) && a2 <= 189 ) && 255 < a17 ) && (a24==14)) && (a5==3))) [L50] COND FALSE !((((((a7==14) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==4))) [L53] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==14)) && (a5==3))) [L56] COND FALSE !((((((a7==13) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==3))) [L59] COND FALSE !((((((a7==14) && a2 <= 189 ) && 255 < a17 ) && (a24==15)) && (a5==3))) [L62] COND FALSE !((((((a7==14) && a2 <= 189 ) && a17 <= -108 ) && (a24==15)) && (a5==3))) [L65] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==4))) [L68] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==3))) [L71] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==15)) && (a5==3))) [L74] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==4))) [L77] COND FALSE !((((((a7==13) && a2 <= 189 ) && 255 < a17 ) && (a24==14)) && (a5==3))) [L80] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==3))) [L83] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==4))) [L86] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==15)) && (a5==3))) [L89] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==4))) [L92] COND FALSE !((((((a7==14) && a2 <= 189 ) && 255 < a17 ) && (a24==13)) && (a5==3))) [L95] COND FALSE !((((((a7==14) && a2 <= 189 ) && a17 <= -108 ) && (a24==14)) && (a5==3))) [L98] COND FALSE !((((((a7==12) && a2 <= 189 ) && 255 < a17 ) && (a24==13)) && (a5==3))) [L101] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==4))) [L104] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==15)) && (a5==3))) [L107] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==14)) && (a5==4))) [L110] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==14)) && (a5==4))) [L113] COND FALSE !((((((a7==14) && a2 <= 189 ) && 255 < a17 ) && (a24==14)) && (a5==4))) [L116] COND FALSE !((((((a7==12) && a2 <= 189 ) && a17 <= -108 ) && (a24==15)) && (a5==3))) [L119] COND FALSE !((((((a7==12) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==3))) [L122] COND FALSE !((((((a7==13) && a2 <= 189 ) && 255 < a17 ) && (a24==14)) && (a5==4))) [L125] COND FALSE !((((((a7==12) && a2 <= 189 ) && a17 <= -108 ) && (a24==14)) && (a5==4))) [L128] COND FALSE !((((((a7==12) && a2 <= 189 ) && a17 <= -108 ) && (a24==14)) && (a5==3))) [L131] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==14)) && (a5==3))) [L134] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==4))) [L137] COND FALSE !((((((a7==14) && a2 <= 189 ) && a17 <= -108 ) && (a24==14)) && (a5==4))) [L140] COND FALSE !((((((a7==12) && a2 <= 189 ) && 255 < a17 ) && (a24==15)) && (a5==3))) [L143] COND FALSE !((((((a7==12) && a2 <= 189 ) && a17 <= -108 ) && (a24==15)) && (a5==4))) [L146] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==15)) && (a5==3))) [L149] COND FALSE !((((((a7==13) && a2 <= 189 ) && a17 <= -108 ) && (a24==15)) && (a5==3))) [L152] COND FALSE !((((((a7==14) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==3))) [L155] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==3))) [L158] COND FALSE !((((((a7==13) && a2 <= 189 ) && 255 < a17 ) && (a24==15)) && (a5==3))) [L161] COND FALSE !((((((a7==12) && a2 <= 189 ) && 255 < a17 ) && (a24==13)) && (a5==4))) [L164] COND FALSE !((((((a7==13) && a2 <= 189 ) && 255 < a17 ) && (a24==13)) && (a5==4))) [L167] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==4))) [L170] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==14)) && (a5==3))) [L173] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==3))) [L176] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==15)) && (a5==3))) [L179] COND FALSE !((((((a7==12) && a2 <= 189 ) && 255 < a17 ) && (a24==14)) && (a5==4))) [L182] COND FALSE !((((((a7==13) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==4))) [L185] COND FALSE !((((((a7==13) && a2 <= 189 ) && a17 <= -108 ) && (a24==14)) && (a5==3))) [L188] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==3))) [L191] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==3))) [L194] COND FALSE !((((((a7==14) && a2 <= 189 ) && 255 < a17 ) && (a24==13)) && (a5==4))) [L197] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==3))) [L200] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==15)) && (a5==3))) [L203] COND FALSE !((((((a7==14) && a2 <= 189 ) && 255 < a17 ) && (a24==14)) && (a5==3))) [L206] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==3))) [L209] COND FALSE !((((((a7==13) && a2 <= 189 ) && 255 < a17 ) && (a24==13)) && (a5==3))) [L213] COND FALSE !(((( ((189 < a2) && (281 >= a2)) && ((input == 4) && (((a7==12) && 255 < a17 ) || (((a7==13) && ((111 < a17) && (255 >= a17)) ) || ( ((111 < a17) && (255 >= a17)) && (a7==14)))))) && (a5==4)) && (a24==14))) [L218] COND FALSE !(((((a24==13) && (((input == 2) && ((a7==13) || (a7==14))) && (a5==3))) && a17 <= -108 ) && ((189 < a2) && (281 >= a2)) )) [L223] COND FALSE !((((((((a7==12) && ((111 < a17) && (255 >= a17)) ) || (( ((-108 < a17) && (111 >= a17)) && (a7==13)) || ( ((-108 < a17) && (111 >= a17)) && (a7==14)))) && (input == 1)) && (a24==14)) && ((189 < a2) && (281 >= a2)) ) && (a5==5))) [L230] COND FALSE !(((( ((189 < a2) && (281 >= a2)) && (((( a17 <= -108 && (a7==13)) || ( a17 <= -108 && (a7==14))) || ( ((-108 < a17) && (111 >= a17)) && (a7==12))) && (input == 4))) && (a5==3)) && (a24==14))) [L237] COND FALSE !(((a5==6) && (((a24==13) && ((input == 6) && ((((a7==13) && ((111 < a17) && (255 >= a17)) ) || ((a7==14) && ((111 < a17) && (255 >= a17)) )) || ( 255 < a17 && (a7==12))))) && a2 <= 189 ))) [L245] COND FALSE !((((a24==13) && ( ((189 < a2) && (281 >= a2)) && (((((a7==13) && ((111 < a17) && (255 >= a17)) ) || ( ((111 < a17) && (255 >= a17)) && (a7==14))) || ( 255 < a17 && (a7==12))) && (input == 3)))) && (a5==6))) [L250] COND TRUE ((a5==4) && ( a2 <= 189 && ((((input == 1) && ((a7==13) || (a7==14))) && a17 <= -108 ) && (a24==15)))) [L252] a7 = 12 [L253] a24 = 13 [L254] a5 = 3 [L256] RET return -1; [L4826] EXPR calculate_output(input) [L4826] output = calculate_output(input) [L4818] COND TRUE 1 [L4821] int input; [L4822] input = __VERIFIER_nondet_int() [L4823] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L4826] CALL calculate_output(input) [L29] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==3))) [L32] COND FALSE !((((((a7==12) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==4))) [L35] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==14)) && (a5==4))) [L38] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==4))) [L41] COND FALSE !((((((a7==13) && a2 <= 189 ) && a17 <= -108 ) && (a24==14)) && (a5==4))) [L44] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==4))) [L47] COND FALSE !((((((a7==12) && a2 <= 189 ) && 255 < a17 ) && (a24==14)) && (a5==3))) [L50] COND FALSE !((((((a7==14) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==4))) [L53] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==14)) && (a5==3))) [L56] COND FALSE !((((((a7==13) && a2 <= 189 ) && a17 <= -108 ) && (a24==13)) && (a5==3))) [L59] COND FALSE !((((((a7==14) && a2 <= 189 ) && 255 < a17 ) && (a24==15)) && (a5==3))) [L62] COND FALSE !((((((a7==14) && a2 <= 189 ) && a17 <= -108 ) && (a24==15)) && (a5==3))) [L65] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==4))) [L68] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==3))) [L71] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==15)) && (a5==3))) [L74] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==4))) [L77] COND FALSE !((((((a7==13) && a2 <= 189 ) && 255 < a17 ) && (a24==14)) && (a5==3))) [L80] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==3))) [L83] COND FALSE !((((((a7==12) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==13)) && (a5==4))) [L86] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==15)) && (a5==3))) [L89] COND FALSE !((((((a7==13) && a2 <= 189 ) && ((111 < a17) && (255 >= a17)) ) && (a24==13)) && (a5==4))) [L92] COND FALSE !((((((a7==14) && a2 <= 189 ) && 255 < a17 ) && (a24==13)) && (a5==3))) [L95] COND FALSE !((((((a7==14) && a2 <= 189 ) && a17 <= -108 ) && (a24==14)) && (a5==3))) [L98] COND FALSE !((((((a7==12) && a2 <= 189 ) && 255 < a17 ) && (a24==13)) && (a5==3))) [L101] COND FALSE !((((((a7==14) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==14)) && (a5==4))) [L104] COND TRUE (((((a7==13) && a2 <= 189 ) && ((-108 < a17) && (111 >= a17)) ) && (a24==15)) && (a5==3)) [L105] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 840 locations, 1 error locations. UNKNOWN Result, 13.0s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 12.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 845 SDtfs, 767 SDslu, 272 SDs, 0 SdLazy, 5253 SolverSat, 742 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.5s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 37 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1604occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 2 AbstIntIterations, 1 AbstIntStrong, 0.9952951963821529 AbsIntWeakeningRatio, 0.40540540540540543 AbsIntAvgWeakeningVarsNumRemoved, 16.7027027027027 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 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: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem12_label27_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-19_07-49-16-351.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem12_label27_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-19_07-49-16-351.csv Received shutdown request...