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/Problem16_label59_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-11 19:13:58,938 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-11 19:13:58,940 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-11 19:13:58,955 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-11 19:13:58,956 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-11 19:13:58,958 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-11 19:13:58,960 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-11 19:13:58,961 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-11 19:13:58,963 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-11 19:13:58,964 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-11 19:13:58,965 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-11 19:13:58,965 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-11 19:13:58,967 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-11 19:13:58,970 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-11 19:13:58,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-11 19:13:58,972 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-11 19:13:58,973 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-11 19:13:58,975 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-11 19:13:58,977 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-11 19:13:58,978 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-11 19:13:58,979 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-11 19:13:58,981 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-11 19:13:58,983 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-11 19:13:58,983 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-11 19:13:58,983 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-11 19:13:58,984 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-11 19:13:58,985 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-11 19:13:58,986 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-11 19:13:58,987 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-11 19:13:58,988 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-11 19:13:58,988 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-11 19:13:58,989 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-11 19:13:58,989 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-11 19:13:58,990 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-11 19:13:58,991 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-11 19:13:58,991 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-11 19:13:58,992 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 [2018-09-11 19:13:59,006 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-11 19:13:59,007 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-11 19:13:59,008 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-11 19:13:59,008 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-11 19:13:59,008 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-11 19:13:59,008 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-11 19:13:59,008 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-11 19:13:59,009 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-11 19:13:59,009 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-11 19:13:59,009 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-11 19:13:59,009 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-11 19:13:59,009 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-11 19:13:59,010 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-11 19:13:59,010 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-11 19:13:59,010 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-11 19:13:59,013 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-11 19:13:59,013 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-11 19:13:59,013 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-11 19:13:59,013 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-11 19:13:59,013 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-11 19:13:59,014 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-11 19:13:59,014 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-11 19:13:59,014 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-11 19:13:59,014 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-11 19:13:59,014 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-11 19:13:59,015 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-11 19:13:59,015 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-11 19:13:59,015 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-11 19:13:59,015 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-11 19:13:59,015 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-11 19:13:59,015 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-11 19:13:59,016 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-11 19:13:59,016 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-11 19:13:59,016 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-11 19:13:59,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-11 19:13:59,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-11 19:13:59,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-11 19:13:59,084 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-11 19:13:59,085 INFO L276 PluginConnector]: CDTParser initialized [2018-09-11 19:13:59,085 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label59_true-unreach-call.c [2018-09-11 19:13:59,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6f112ad/42ebd9180bd944e19f094b234cfbeb8a/FLAG2396caee3 [2018-09-11 19:13:59,851 INFO L276 CDTParser]: Found 1 translation units. [2018-09-11 19:13:59,851 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label59_true-unreach-call.c [2018-09-11 19:13:59,876 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6f112ad/42ebd9180bd944e19f094b234cfbeb8a/FLAG2396caee3 [2018-09-11 19:13:59,891 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6f112ad/42ebd9180bd944e19f094b234cfbeb8a [2018-09-11 19:13:59,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-11 19:13:59,904 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-11 19:13:59,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-11 19:13:59,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-11 19:13:59,912 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-11 19:13:59,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 07:13:59" (1/1) ... [2018-09-11 19:13:59,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5feb85d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:13:59, skipping insertion in model container [2018-09-11 19:13:59,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 07:13:59" (1/1) ... [2018-09-11 19:14:00,169 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-11 19:14:00,718 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 19:14:00,738 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-11 19:14:01,021 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 19:14:01,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01 WrapperNode [2018-09-11 19:14:01,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-11 19:14:01,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-11 19:14:01,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-11 19:14:01,107 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-11 19:14:01,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-11 19:14:01,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-11 19:14:01,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-11 19:14:01,283 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-11 19:14:01,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (1/1) ... [2018-09-11 19:14:01,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-11 19:14:01,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-11 19:14:01,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-11 19:14:01,768 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-11 19:14:01,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (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 [2018-09-11 19:14:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-11 19:14:01,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-11 19:14:01,846 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-09-11 19:14:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output [2018-09-11 19:14:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-11 19:14:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-11 19:14:01,847 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-11 19:14:01,847 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-11 19:14:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output2 [2018-09-11 19:14:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_output2 [2018-09-11 19:14:07,881 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-11 19:14:07,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 07:14:07 BoogieIcfgContainer [2018-09-11 19:14:07,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-11 19:14:07,883 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-11 19:14:07,883 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-11 19:14:07,886 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-11 19:14:07,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 07:13:59" (1/3) ... [2018-09-11 19:14:07,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2455dc4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 07:14:07, skipping insertion in model container [2018-09-11 19:14:07,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:01" (2/3) ... [2018-09-11 19:14:07,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2455dc4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 07:14:07, skipping insertion in model container [2018-09-11 19:14:07,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 07:14:07" (3/3) ... [2018-09-11 19:14:07,892 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label59_true-unreach-call.c [2018-09-11 19:14:07,903 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-11 19:14:07,911 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-11 19:14:07,961 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-11 19:14:07,962 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-11 19:14:07,962 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-11 19:14:07,962 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-11 19:14:07,963 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-11 19:14:07,963 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-11 19:14:07,963 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-11 19:14:07,963 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-11 19:14:07,963 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-11 19:14:07,996 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2018-09-11 19:14:08,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-11 19:14:08,008 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:14:08,010 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:14:08,011 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:14:08,016 INFO L82 PathProgramCache]: Analyzing trace with hash -977462367, now seen corresponding path program 1 times [2018-09-11 19:14:08,018 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:14:08,019 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 52 with the following transitions: [2018-09-11 19:14:08,022 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [1378], [1382], [1388], [1392], [1579], [1580], [1581], [1583] [2018-09-11 19:14:08,055 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 19:14:08,055 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:14:08,235 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-11 19:14:08,237 INFO L272 AbstractInterpreter]: Visited 51 different actions 51 times. Never merged. Never widened. Never found a fixpoint. Largest state had 23 variables. [2018-09-11 19:14:08,250 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-11 19:14:08,272 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-11 19:14:08,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 07:14:08 BoogieIcfgContainer [2018-09-11 19:14:08,273 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-11 19:14:08,274 INFO L168 Benchmark]: Toolchain (without parser) took 8372.65 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 834.7 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -541.4 MB). Peak memory consumption was 293.3 MB. Max. memory is 7.1 GB. [2018-09-11 19:14:08,276 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-09-11 19:14:08,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1200.95 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: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-09-11 19:14:08,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-11 19:14:08,279 INFO L168 Benchmark]: Boogie Preprocessor took 485.00 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 834.7 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -972.0 MB). Peak memory consumption was 61.1 MB. Max. memory is 7.1 GB. [2018-09-11 19:14:08,280 INFO L168 Benchmark]: RCFGBuilder took 6114.03 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 259.7 MB). Peak memory consumption was 259.7 MB. Max. memory is 7.1 GB. [2018-09-11 19:14:08,281 INFO L168 Benchmark]: TraceAbstraction took 390.39 ms. Allocated memory is still 2.4 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2018-09-11 19:14:08,286 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 1200.95 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: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 175.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 485.00 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 834.7 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -972.0 MB). Peak memory consumption was 61.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6114.03 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 259.7 MB). Peak memory consumption was 259.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 390.39 ms. Allocated memory is still 2.4 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 139]: 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 inputB = 2; [L9] int inputE = 5; [L10] int inputD = 4; [L11] int inputF = 6; [L12] int inputC = 3; [L13] int inputA = 1; [L16] int a15 = 3; [L17] int a18 = -87; [L18] int a16 = 11; [L19] int a12 = 5; [L1770] int output = -1; [L1773] COND TRUE 1 [L1776] int input; [L1777] input = __VERIFIER_nondet_int() [L1778] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L1781] CALL calculate_output(input) [L24] COND FALSE !(((((a16==8) && (a15==3)) && a18 <= -156 ) && (a12==6))) [L27] COND FALSE !(((((a16==8) && (a15==3)) && 134 < a18 ) && (a12==9))) [L30] COND FALSE !(((((a16==9) && (a15==3)) && a18 <= -156 ) && (a12==8))) [L33] COND FALSE !(((((a16==10) && (a15==3)) && a18 <= -156 ) && (a12==6))) [L36] COND FALSE !(((((a16==8) && (a15==3)) && 134 < a18 ) && (a12==6))) [L39] COND FALSE !(((((a16==9) && (a15==3)) && 134 < a18 ) && (a12==9))) [L42] COND FALSE !(((((a16==9) && (a15==3)) && a18 <= -156 ) && (a12==7))) [L45] COND FALSE !(((((a16==9) && (a15==3)) && 134 < a18 ) && (a12==5))) [L48] COND FALSE !(((((a16==10) && (a15==3)) && a18 <= -156 ) && (a12==8))) [L51] COND FALSE !(((((a16==9) && (a15==3)) && 134 < a18 ) && (a12==7))) [L54] COND FALSE !(((((a16==10) && (a15==3)) && 134 < a18 ) && (a12==6))) [L57] COND FALSE !(((((a16==8) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==7))) [L60] COND FALSE !(((((a16==8) && (a15==3)) && 134 < a18 ) && (a12==8))) [L63] COND FALSE !(((((a16==8) && (a15==3)) && ((-79 < a18) && (134 >= a18)) ) && (a12==6))) [L66] COND FALSE !(((((a16==9) && (a15==3)) && ((-79 < a18) && (134 >= a18)) ) && (a12==9))) [L69] COND FALSE !(((((a16==8) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==5))) [L72] COND FALSE !(((((a16==8) && (a15==3)) && a18 <= -156 ) && (a12==9))) [L75] COND FALSE !(((((a16==10) && (a15==3)) && ((-79 < a18) && (134 >= a18)) ) && (a12==5))) [L78] COND FALSE !(((((a16==9) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==5))) [L81] COND FALSE !(((((a16==10) && (a15==3)) && 134 < a18 ) && (a12==8))) [L84] COND FALSE !(((((a16==8) && (a15==3)) && ((-79 < a18) && (134 >= a18)) ) && (a12==5))) [L87] COND FALSE !(((((a16==9) && (a15==3)) && ((-79 < a18) && (134 >= a18)) ) && (a12==8))) [L90] COND FALSE !(((((a16==8) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==6))) [L93] COND FALSE !(((((a16==10) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==8))) [L96] COND FALSE !(((((a16==10) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==6))) [L99] COND FALSE !(((((a16==9) && (a15==3)) && a18 <= -156 ) && (a12==6))) [L102] COND FALSE !(((((a16==8) && (a15==3)) && 134 < a18 ) && (a12==7))) [L105] COND FALSE !(((((a16==10) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==9))) [L108] COND FALSE !(((((a16==9) && (a15==3)) && 134 < a18 ) && (a12==8))) [L111] COND FALSE !(((((a16==9) && (a15==3)) && 134 < a18 ) && (a12==6))) [L114] COND FALSE !(((((a16==9) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==9))) [L117] COND FALSE !(((((a16==10) && (a15==3)) && ((-79 < a18) && (134 >= a18)) ) && (a12==8))) [L120] COND FALSE !(((((a16==9) && (a15==3)) && ((-79 < a18) && (134 >= a18)) ) && (a12==5))) [L123] COND FALSE !(((((a16==8) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==8))) [L126] COND FALSE !(((((a16==10) && (a15==3)) && ((-79 < a18) && (134 >= a18)) ) && (a12==9))) [L129] COND FALSE !(((((a16==9) && (a15==3)) && a18 <= -156 ) && (a12==9))) [L132] COND FALSE !(((((a16==8) && (a15==3)) && ((-156 < a18) && (-79 >= a18)) ) && (a12==9))) [L135] COND FALSE !(((((a16==9) && (a15==3)) && a18 <= -156 ) && (a12==5))) [L138] COND TRUE ((((a16==11) && (a15==3)) && a18 <= -156 ) && (a12==5)) [L139] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 410 locations, 1 error locations. UNKNOWN Result, 0.3s 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=410occurred 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/Problem16_label59_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-11_19-14-08-302.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem16_label59_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-11_19-14-08-302.csv Received shutdown request...