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_INTCON-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ddc4263 [2018-08-08 15:08:22,781 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-08-08 15:08:22,783 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-08-08 15:08:22,799 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-08-08 15:08:22,800 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-08-08 15:08:22,801 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-08-08 15:08:22,802 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-08-08 15:08:22,804 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-08-08 15:08:22,805 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-08-08 15:08:22,806 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-08-08 15:08:22,807 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-08-08 15:08:22,807 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-08-08 15:08:22,808 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-08-08 15:08:22,809 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-08-08 15:08:22,810 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-08-08 15:08:22,811 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-08-08 15:08:22,812 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-08-08 15:08:22,814 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-08-08 15:08:22,816 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-08-08 15:08:22,817 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-08-08 15:08:22,819 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-08-08 15:08:22,820 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-08-08 15:08:22,822 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-08-08 15:08:22,831 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_INTCON-OldIcfg.epf [2018-08-08 15:08:22,850 INFO L110 SettingsManager]: Loading preferences was successful [2018-08-08 15:08:22,850 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-08-08 15:08:22,851 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-08-08 15:08:22,851 INFO L133 SettingsManager]: * User list type=DISABLED [2018-08-08 15:08:22,851 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-08-08 15:08:22,851 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-08-08 15:08:22,852 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-08-08 15:08:22,852 INFO L133 SettingsManager]: * Octagon Domain=false [2018-08-08 15:08:22,852 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-08-08 15:08:22,852 INFO L133 SettingsManager]: * Log string format=TERM [2018-08-08 15:08:22,852 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-08-08 15:08:22,853 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-08-08 15:08:22,853 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-08-08 15:08:22,853 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-08-08 15:08:22,854 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-08-08 15:08:22,854 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-08-08 15:08:22,854 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-08-08 15:08:22,854 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-08-08 15:08:22,854 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-08-08 15:08:22,855 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-08-08 15:08:22,855 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-08-08 15:08:22,855 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-08-08 15:08:22,855 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-08-08 15:08:22,855 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-08-08 15:08:22,856 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-08-08 15:08:22,856 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-08-08 15:08:22,856 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-08-08 15:08:22,856 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-08-08 15:08:22,856 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-08-08 15:08:22,857 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-08-08 15:08:22,857 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-08-08 15:08:22,857 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-08-08 15:08:22,857 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-08-08 15:08:22,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-08-08 15:08:22,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-08-08 15:08:22,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-08-08 15:08:22,927 INFO L271 PluginConnector]: Initializing CDTParser... [2018-08-08 15:08:22,928 INFO L276 PluginConnector]: CDTParser initialized [2018-08-08 15:08:22,929 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-08-08 15:08:23,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d806f9587/744d46e1a5524e4ab8500b0f51d9e9aa/FLAGf7056eda9 [2018-08-08 15:08:23,515 INFO L276 CDTParser]: Found 1 translation units. [2018-08-08 15:08:23,516 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-08-08 15:08:23,544 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d806f9587/744d46e1a5524e4ab8500b0f51d9e9aa/FLAGf7056eda9 [2018-08-08 15:08:23,558 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d806f9587/744d46e1a5524e4ab8500b0f51d9e9aa [2018-08-08 15:08:23,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-08-08 15:08:23,571 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-08-08 15:08:23,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-08-08 15:08:23,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-08-08 15:08:23,579 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-08-08 15:08:23,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 03:08:23" (1/1) ... [2018-08-08 15:08:23,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b75fb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:23, skipping insertion in model container [2018-08-08 15:08:23,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 03:08:23" (1/1) ... [2018-08-08 15:08:23,820 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-08-08 15:08:24,126 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-08 15:08:24,140 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-08-08 15:08:24,266 INFO L175 PostProcessor]: Settings: Checked method=main [2018-08-08 15:08:24,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24 WrapperNode [2018-08-08 15:08:24,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-08-08 15:08:24,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-08-08 15:08:24,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-08-08 15:08:24,305 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-08-08 15:08:24,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-08-08 15:08:24,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-08-08 15:08:24,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-08-08 15:08:24,412 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-08-08 15:08:24,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (1/1) ... [2018-08-08 15:08:24,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-08-08 15:08:24,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-08-08 15:08:24,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-08-08 15:08:24,655 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-08-08 15:08:24,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (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 [2018-08-08 15:08:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-08-08 15:08:24,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-08-08 15:08:24,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-08-08 15:08:24,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-08-08 15:08:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-08-08 15:08:24,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-08-08 15:08:24,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-08-08 15:08:24,723 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-08-08 15:08:27,995 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-08-08 15:08:27,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 03:08:27 BoogieIcfgContainer [2018-08-08 15:08:27,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-08-08 15:08:27,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-08-08 15:08:27,997 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-08-08 15:08:28,001 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-08-08 15:08:28,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.08 03:08:23" (1/3) ... [2018-08-08 15:08:28,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c9721c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 03:08:28, skipping insertion in model container [2018-08-08 15:08:28,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 03:08:24" (2/3) ... [2018-08-08 15:08:28,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c9721c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.08 03:08:28, skipping insertion in model container [2018-08-08 15:08:28,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 03:08:27" (3/3) ... [2018-08-08 15:08:28,005 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label19_true-unreach-call_false-termination.c [2018-08-08 15:08:28,014 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-08-08 15:08:28,023 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-08-08 15:08:28,076 INFO L129 ementStrategyFactory]: Using default assertion order modulation [2018-08-08 15:08:28,077 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-08-08 15:08:28,077 INFO L382 AbstractCegarLoop]: Hoare is true [2018-08-08 15:08:28,078 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-08-08 15:08:28,078 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-08-08 15:08:28,078 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-08-08 15:08:28,078 INFO L386 AbstractCegarLoop]: Difference is false [2018-08-08 15:08:28,078 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-08-08 15:08:28,079 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-08-08 15:08:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-08-08 15:08:28,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-08-08 15:08:28,115 INFO L368 BasicCegarLoop]: Found error trace [2018-08-08 15:08:28,116 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, 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] [2018-08-08 15:08:28,117 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-08-08 15:08:28,122 INFO L82 PathProgramCache]: Analyzing trace with hash -745374269, now seen corresponding path program 1 times [2018-08-08 15:08:28,124 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-08-08 15:08:28,125 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 94 with the following transitions: [2018-08-08 15:08:28,128 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [12], [16], [20], [24], [28], [32], [36], [40], [44], [48], [52], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [164], [168], [172], [176], [180], [184], [188], [192], [196], [200], [204], [208], [212], [216], [220], [224], [228], [232], [236], [240], [244], [248], [252], [256], [260], [264], [271], [279], [287], [295], [303], [311], [319], [327], [335], [343], [351], [359], [367], [375], [379], [381], [756], [757], [761], [765], [771], [775], [782], [783], [784], [786] [2018-08-08 15:08:28,173 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-08-08 15:08:28,173 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2)