java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem17_label41_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-11 19:14:46,837 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-11 19:14:46,839 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-11 19:14:46,852 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-11 19:14:46,852 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-11 19:14:46,853 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-11 19:14:46,854 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-11 19:14:46,856 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-11 19:14:46,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-11 19:14:46,859 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-11 19:14:46,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-11 19:14:46,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-11 19:14:46,861 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-11 19:14:46,862 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-11 19:14:46,864 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-11 19:14:46,864 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-11 19:14:46,865 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-11 19:14:46,867 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-11 19:14:46,869 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-11 19:14:46,871 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-11 19:14:46,875 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-11 19:14:46,877 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-11 19:14:46,879 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-11 19:14:46,879 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-11 19:14:46,880 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-11 19:14:46,881 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-11 19:14:46,881 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-11 19:14:46,882 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-11 19:14:46,883 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-11 19:14:46,884 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-11 19:14:46,885 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-11 19:14:46,885 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-11 19:14:46,885 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-11 19:14:46,886 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-11 19:14:46,887 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-11 19:14:46,887 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-11 19:14:46,888 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 19:14:46,919 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-11 19:14:46,920 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-11 19:14:46,921 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-11 19:14:46,921 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-11 19:14:46,921 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-11 19:14:46,921 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-11 19:14:46,921 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-11 19:14:46,924 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-11 19:14:46,924 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-11 19:14:46,924 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-11 19:14:46,924 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-11 19:14:46,924 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-11 19:14:46,925 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-11 19:14:46,925 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-11 19:14:46,926 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-11 19:14:46,926 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-11 19:14:46,926 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-11 19:14:46,926 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-11 19:14:46,927 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-11 19:14:46,927 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-11 19:14:46,928 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-11 19:14:46,928 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-11 19:14:46,928 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-11 19:14:46,928 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-11 19:14:46,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-11 19:14:46,929 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-11 19:14:46,929 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-11 19:14:46,929 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-11 19:14:46,929 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-11 19:14:46,929 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-11 19:14:46,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-11 19:14:46,930 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-11 19:14:46,930 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-11 19:14:46,930 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-11 19:14:47,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-11 19:14:47,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-11 19:14:47,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-11 19:14:47,027 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-11 19:14:47,028 INFO L276 PluginConnector]: CDTParser initialized [2018-09-11 19:14:47,029 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem17_label41_true-unreach-call.c [2018-09-11 19:14:47,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2426779/9535cbd7219945d1967eca78ab5bd840/FLAG9e20d7ba8 [2018-09-11 19:14:47,786 INFO L276 CDTParser]: Found 1 translation units. [2018-09-11 19:14:47,788 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label41_true-unreach-call.c [2018-09-11 19:14:47,820 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2426779/9535cbd7219945d1967eca78ab5bd840/FLAG9e20d7ba8 [2018-09-11 19:14:47,844 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a2426779/9535cbd7219945d1967eca78ab5bd840 [2018-09-11 19:14:47,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-11 19:14:47,860 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-11 19:14:47,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-11 19:14:47,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-11 19:14:47,868 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-11 19:14:47,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 07:14:47" (1/1) ... [2018-09-11 19:14:47,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b82260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:47, skipping insertion in model container [2018-09-11 19:14:47,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 07:14:47" (1/1) ... [2018-09-11 19:14:48,220 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-11 19:14:48,959 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 19:14:48,979 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-11 19:14:49,460 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 19:14:49,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49 WrapperNode [2018-09-11 19:14:49,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-11 19:14:49,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-11 19:14:49,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-11 19:14:49,679 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-11 19:14:49,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:49,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:49,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-11 19:14:49,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-11 19:14:49,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-11 19:14:49,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-11 19:14:50,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:50,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:50,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:50,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:50,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:50,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:50,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (1/1) ... [2018-09-11 19:14:50,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-11 19:14:50,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-11 19:14:50,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-11 19:14:50,872 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-11 19:14:50,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (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 19:14:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-11 19:14:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-11 19:14:50,943 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 19:14:50,943 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 19:14:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-11 19:14:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-11 19:14:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-11 19:14:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-11 19:14:50,944 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 19:14:50,944 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 19:15:00,766 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-11 19:15:00,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 07:15:00 BoogieIcfgContainer [2018-09-11 19:15:00,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-11 19:15:00,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-11 19:15:00,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-11 19:15:00,774 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-11 19:15:00,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 07:14:47" (1/3) ... [2018-09-11 19:15:00,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c74373b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 07:15:00, skipping insertion in model container [2018-09-11 19:15:00,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:14:49" (2/3) ... [2018-09-11 19:15:00,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c74373b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 07:15:00, skipping insertion in model container [2018-09-11 19:15:00,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 07:15:00" (3/3) ... [2018-09-11 19:15:00,778 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label41_true-unreach-call.c [2018-09-11 19:15:00,789 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-11 19:15:00,798 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-11 19:15:00,862 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-11 19:15:00,863 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-11 19:15:00,863 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-11 19:15:00,863 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-11 19:15:00,863 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-11 19:15:00,863 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-11 19:15:00,864 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-11 19:15:00,864 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-11 19:15:00,864 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-11 19:15:00,903 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2018-09-11 19:15:00,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-11 19:15:00,912 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:15:00,913 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:15:00,914 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 19:15:00,919 INFO L82 PathProgramCache]: Analyzing trace with hash -717477735, now seen corresponding path program 1 times [2018-09-11 19:15:00,921 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:15:00,922 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 42 with the following transitions: [2018-09-11 19:15:00,925 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], [229], [231], [1574], [1578], [1584], [1588], [2306], [2307], [2308], [2310] [2018-09-11 19:15:00,963 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 19:15:00,964 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:15:01,220 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-11 19:15:01,221 INFO L272 AbstractInterpreter]: Visited 41 different actions 41 times. Never merged. Never widened. Never found a fixpoint. Largest state had 25 variables. [2018-09-11 19:15:01,267 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-11 19:15:01,294 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-11 19:15:01,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 07:15:01 BoogieIcfgContainer [2018-09-11 19:15:01,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-11 19:15:01,295 INFO L168 Benchmark]: Toolchain (without parser) took 13437.83 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 934.8 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -396.5 MB). Peak memory consumption was 538.3 MB. Max. memory is 7.1 GB. [2018-09-11 19:15:01,299 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-09-11 19:15:01,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1816.89 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: 190.3 MB). Peak memory consumption was 190.3 MB. Max. memory is 7.1 GB. [2018-09-11 19:15:01,300 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.97 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-11 19:15:01,302 INFO L168 Benchmark]: Boogie Preprocessor took 901.54 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 934.8 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. [2018-09-11 19:15:01,303 INFO L168 Benchmark]: RCFGBuilder took 9895.11 ms. Allocated memory is still 2.5 GB. Free memory was 2.3 GB in the beginning and 1.8 GB in the end (delta: 501.5 MB). Peak memory consumption was 501.5 MB. Max. memory is 7.1 GB. [2018-09-11 19:15:01,305 INFO L168 Benchmark]: TraceAbstraction took 526.63 ms. Allocated memory is still 2.5 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2018-09-11 19:15:01,313 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1816.89 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: 190.3 MB). Peak memory consumption was 190.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 290.97 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 901.54 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 934.8 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 123.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9895.11 ms. Allocated memory is still 2.5 GB. Free memory was 2.3 GB in the beginning and 1.8 GB in the end (delta: 501.5 MB). Peak memory consumption was 501.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 526.63 ms. Allocated memory is still 2.5 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 110]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L8] int inputA = 1; [L9] int inputB = 2; [L10] int inputC = 3; [L11] int inputE = 5; [L12] int inputD = 4; [L13] int inputF = 6; [L16] int a24 = 1; [L17] int a21 = 124; [L18] int a26 = 222; [L19] int a14 = -79; [L20] int a28 = 111; [L2577] int output = -1; [L2580] COND TRUE 1 [L2583] int input; [L2584] input = __VERIFIER_nondet_int() [L2585] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L2588] CALL calculate_output(input) [L25] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && 217 < a26 ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L28] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L31] COND FALSE !((((( a14 <= -182 && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L34] COND FALSE !((((( a14 <= -182 && 217 < a26 ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L37] COND FALSE !((((( -84 < a14 && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L40] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && 217 < a26 ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L43] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && a26 <= -68 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L46] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && 217 < a26 ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L49] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && 217 < a26 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L52] COND FALSE !((((( a14 <= -182 && 217 < a26 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L55] COND FALSE !((((( a14 <= -182 && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L58] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && 217 < a26 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L61] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L64] COND FALSE !((((( a14 <= -182 && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L67] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && a26 <= -68 ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L70] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L73] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L76] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L79] COND FALSE !((((( -84 < a14 && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L82] COND FALSE !((((( a14 <= -182 && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L85] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L88] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && a26 <= -68 ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L91] COND FALSE !((((( ((-114 < a14) && (-84 >= a14)) && ((-68 < a26) && (124 >= a26)) ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L94] COND FALSE !((((( a14 <= -182 && a26 <= -68 ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L97] COND FALSE !((((( -84 < a14 && a26 <= -68 ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 )) [L100] COND FALSE !((((( ((-182 < a14) && (-114 >= a14)) && a26 <= -68 ) && (a24==1)) && 300 < a28 ) && a21 <= 127 )) [L103] COND FALSE !((((( -84 < a14 && 217 < a26 ) && (a24==1)) && a28 <= 37 ) && a21 <= 127 )) [L106] COND FALSE !((((( -84 < a14 && a26 <= -68 ) && (a24==1)) && ((37 < a28) && (134 >= a28)) ) && a21 <= 127 )) [L109] COND TRUE (((( ((-114 < a14) && (-84 >= a14)) && ((124 < a26) && (217 >= a26)) ) && (a24==1)) && ((134 < a28) && (300 >= a28)) ) && a21 <= 127 ) [L110] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 604 locations, 1 error locations. UNKNOWN Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=604occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: No data available, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label41_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-11_19-15-01-339.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem17_label41_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-11_19-15-01-339.csv Received shutdown request...