java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-old.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem13_label50_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-23 22:25:36,846 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 22:25:36,848 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 22:25:36,860 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 22:25:36,860 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 22:25:36,863 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 22:25:36,866 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 22:25:36,868 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 22:25:36,870 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 22:25:36,871 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 22:25:36,872 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 22:25:36,872 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 22:25:36,873 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 22:25:36,874 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 22:25:36,875 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 22:25:36,876 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 22:25:36,876 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 22:25:36,878 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 22:25:36,880 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 22:25:36,882 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 22:25:36,883 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 22:25:36,884 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 22:25:36,887 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 22:25:36,887 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 22:25:36,887 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 22:25:36,888 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 22:25:36,889 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 22:25:36,890 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 22:25:36,891 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 22:25:36,892 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 22:25:36,893 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 22:25:36,893 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 22:25:36,894 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 22:25:36,894 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 22:25:36,895 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 22:25:36,896 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 22:25:36,896 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-old.epf [2018-07-23 22:25:36,912 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 22:25:36,912 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 22:25:36,913 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-23 22:25:36,913 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-23 22:25:36,913 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-23 22:25:36,913 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-23 22:25:36,914 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-23 22:25:36,914 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-23 22:25:36,914 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-23 22:25:36,914 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-23 22:25:36,914 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-23 22:25:36,915 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-23 22:25:36,915 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-23 22:25:36,916 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-23 22:25:36,916 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-23 22:25:36,916 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-23 22:25:36,916 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-23 22:25:36,916 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-23 22:25:36,917 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-23 22:25:36,917 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-23 22:25:36,917 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-23 22:25:36,917 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-23 22:25:36,917 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-23 22:25:36,918 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-23 22:25:36,918 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 22:25:36,918 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-23 22:25:36,918 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-23 22:25:36,918 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-07-23 22:25:36,919 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-23 22:25:36,919 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-23 22:25:36,919 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 22:25:36,919 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-23 22:25:36,919 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-23 22:25:36,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 22:25:37,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 22:25:37,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 22:25:37,012 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-23 22:25:37,013 INFO L276 PluginConnector]: CDTParser initialized [2018-07-23 22:25:37,013 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem13_label50_true-unreach-call.c [2018-07-23 22:25:37,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13a0e61a/f27f107c329048f2ba97d68e03094de7/FLAG6205e13ff [2018-07-23 22:25:37,888 INFO L276 CDTParser]: Found 1 translation units. [2018-07-23 22:25:37,890 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem13_label50_true-unreach-call.c [2018-07-23 22:25:37,933 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13a0e61a/f27f107c329048f2ba97d68e03094de7/FLAG6205e13ff [2018-07-23 22:25:37,953 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13a0e61a/f27f107c329048f2ba97d68e03094de7 [2018-07-23 22:25:37,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 22:25:37,968 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-23 22:25:37,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-23 22:25:37,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-23 22:25:37,980 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-23 22:25:37,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 10:25:37" (1/1) ... [2018-07-23 22:25:37,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3036c7f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:37, skipping insertion in model container [2018-07-23 22:25:37,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 10:25:37" (1/1) ... [2018-07-23 22:25:38,328 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-23 22:25:39,510 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-23 22:25:39,530 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-23 22:25:40,438 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-23 22:25:40,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40 WrapperNode [2018-07-23 22:25:40,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-23 22:25:40,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-23 22:25:40,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-23 22:25:40,858 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-23 22:25:40,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:41,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:41,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-23 22:25:41,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 22:25:41,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 22:25:41,225 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 22:25:42,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:42,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:42,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:42,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:42,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:42,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:42,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (1/1) ... [2018-07-23 22:25:42,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 22:25:42,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 22:25:42,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 22:25:42,479 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 22:25:42,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (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 [2018-07-23 22:25:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-23 22:25:42,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-23 22:25:42,552 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 [2018-07-23 22:25:42,552 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 [2018-07-23 22:25:42,552 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_output3 [2018-07-23 22:25:42,552 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_output3 [2018-07-23 22:25:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 22:25:42,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 22:25:42,553 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_output4 [2018-07-23 22:25:42,553 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_output4 [2018-07-23 22:25:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-23 22:25:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-23 22:25:42,553 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 [2018-07-23 22:25:42,554 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 [2018-07-23 22:25:56,417 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 22:25:56,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 10:25:56 BoogieIcfgContainer [2018-07-23 22:25:56,418 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 22:25:56,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 22:25:56,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 22:25:56,423 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 22:25:56,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 10:25:37" (1/3) ... [2018-07-23 22:25:56,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f463f42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 10:25:56, skipping insertion in model container [2018-07-23 22:25:56,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 10:25:40" (2/3) ... [2018-07-23 22:25:56,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f463f42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 10:25:56, skipping insertion in model container [2018-07-23 22:25:56,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 10:25:56" (3/3) ... [2018-07-23 22:25:56,427 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem13_label50_true-unreach-call.c [2018-07-23 22:25:56,437 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-23 22:25:56,447 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 22:25:56,509 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 22:25:56,510 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 22:25:56,510 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 22:25:56,510 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-23 22:25:56,510 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 22:25:56,511 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 22:25:56,511 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 22:25:56,511 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 22:25:56,511 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 22:25:56,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states. [2018-07-23 22:25:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-07-23 22:25:56,575 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 22:25:56,577 INFO L353 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] [2018-07-23 22:25:56,577 INFO L414 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 22:25:56,584 INFO L82 PathProgramCache]: Analyzing trace with hash 1189021641, now seen corresponding path program 1 times [2018-07-23 22:25:56,587 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 22:25:56,634 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 22:25:56,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 22:25:56,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 22:25:56,635 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 22:25:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 22:25:57,127 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-23 22:25:57,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 22:25:57,260 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 22:25:57,260 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 22:25:57,260 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 22:25:57,267 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 22:25:57,284 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 22:25:57,285 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 22:25:57,288 INFO L87 Difference]: Start difference. First operand 1120 states. Second operand 3 states. [2018-07-23 22:26:07,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 22:26:07,350 INFO L93 Difference]: Finished difference Result 3104 states and 5729 transitions. [2018-07-23 22:26:07,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 22:26:07,353 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 69 [2018-07-23 22:26:07,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 22:26:07,395 INFO L225 Difference]: With dead ends: 3104 [2018-07-23 22:26:07,396 INFO L226 Difference]: Without dead ends: 1982 [2018-07-23 22:26:07,406 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 22:26:07,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2018-07-23 22:26:07,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1965. [2018-07-23 22:26:07,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1965 states. [2018-07-23 22:26:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1965 states and 3515 transitions. [2018-07-23 22:26:07,583 INFO L78 Accepts]: Start accepts. Automaton has 1965 states and 3515 transitions. Word has length 69 [2018-07-23 22:26:07,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 22:26:07,584 INFO L471 AbstractCegarLoop]: Abstraction has 1965 states and 3515 transitions. [2018-07-23 22:26:07,584 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 22:26:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3515 transitions. [2018-07-23 22:26:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-07-23 22:26:07,593 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 22:26:07,594 INFO L353 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, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-23 22:26:07,594 INFO L414 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 22:26:07,595 INFO L82 PathProgramCache]: Analyzing trace with hash -133867188, now seen corresponding path program 1 times [2018-07-23 22:26:07,595 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 22:26:07,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 22:26:07,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 22:26:07,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 22:26:07,597 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 22:26:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 22:26:07,884 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 22:26:07,884 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 22:26:07,884 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-23 22:26:07,885 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 22:26:07,887 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-23 22:26:07,887 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-23 22:26:07,887 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-23 22:26:07,888 INFO L87 Difference]: Start difference. First operand 1965 states and 3515 transitions. Second operand 6 states. [2018-07-23 22:26:24,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 22:26:24,300 INFO L93 Difference]: Finished difference Result 7217 states and 13326 transitions. [2018-07-23 22:26:24,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-23 22:26:24,303 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2018-07-23 22:26:24,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 22:26:24,343 INFO L225 Difference]: With dead ends: 7217 [2018-07-23 22:26:24,343 INFO L226 Difference]: Without dead ends: 5258 [2018-07-23 22:26:24,355 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-07-23 22:26:24,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5258 states. [2018-07-23 22:26:24,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5258 to 5228. [2018-07-23 22:26:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5228 states. [2018-07-23 22:26:24,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5228 states to 5228 states and 8304 transitions. [2018-07-23 22:26:24,514 INFO L78 Accepts]: Start accepts. Automaton has 5228 states and 8304 transitions. Word has length 139 [2018-07-23 22:26:24,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 22:26:24,515 INFO L471 AbstractCegarLoop]: Abstraction has 5228 states and 8304 transitions. [2018-07-23 22:26:24,515 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-23 22:26:24,515 INFO L276 IsEmpty]: Start isEmpty. Operand 5228 states and 8304 transitions. [2018-07-23 22:26:24,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-07-23 22:26:24,527 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 22:26:24,528 INFO L353 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, 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, 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] [2018-07-23 22:26:24,528 INFO L414 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 22:26:24,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1174139738, now seen corresponding path program 1 times [2018-07-23 22:26:24,531 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 22:26:24,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 22:26:24,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 22:26:24,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 22:26:24,532 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 22:26:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 22:26:24,804 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 22:26:24,805 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 22:26:24,805 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-07-23 22:26:24,805 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 22:26:24,806 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-23 22:26:24,806 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-23 22:26:24,806 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-07-23 22:26:24,807 INFO L87 Difference]: Start difference. First operand 5228 states and 8304 transitions. Second operand 7 states. [2018-07-23 22:26:27,543 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-07-23 22:26:50,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 22:26:50,310 INFO L93 Difference]: Finished difference Result 18314 states and 31314 transitions. [2018-07-23 22:26:50,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-07-23 22:26:50,313 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 152 [2018-07-23 22:26:50,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 22:26:50,399 INFO L225 Difference]: With dead ends: 18314 [2018-07-23 22:26:50,399 INFO L226 Difference]: Without dead ends: 13092 [2018-07-23 22:26:50,431 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-07-23 22:26:50,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13092 states. [2018-07-23 22:26:50,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13092 to 12956. [2018-07-23 22:26:50,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12956 states. [2018-07-23 22:26:50,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12956 states to 12956 states and 19065 transitions. [2018-07-23 22:26:50,835 INFO L78 Accepts]: Start accepts. Automaton has 12956 states and 19065 transitions. Word has length 152 [2018-07-23 22:26:50,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 22:26:50,835 INFO L471 AbstractCegarLoop]: Abstraction has 12956 states and 19065 transitions. [2018-07-23 22:26:50,835 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-23 22:26:50,835 INFO L276 IsEmpty]: Start isEmpty. Operand 12956 states and 19065 transitions. [2018-07-23 22:26:50,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-07-23 22:26:50,847 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 22:26:50,848 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-07-23 22:26:50,848 INFO L414 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-23 22:26:50,848 INFO L82 PathProgramCache]: Analyzing trace with hash 2132393660, now seen corresponding path program 1 times [2018-07-23 22:26:50,848 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-23 22:26:50,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 22:26:50,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-23 22:26:50,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-23 22:26:50,850 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-23 22:26:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 22:26:51,137 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-23 22:26:51,286 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 124 proven. 70 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-07-23 22:26:51,286 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-23 22:26:51,286 INFO L191 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-07-23 22:26:51,287 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 230 with the following transitions: [2018-07-23 22:26:51,289 INFO L201 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], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [517], [521], [522], [526], [530], [534], [538], [542], [545], [548], [552], [1612], [3064], [3068], [3074], [3078], [3080], [4267], [4268], [4269], [4271], [4272] [2018-07-23 22:26:51,384 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-07-23 22:26:51,385 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-07-23 22:26:57,798 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-07-23 22:26:57,800 INFO L272 AbstractInterpreter]: Visited 86 different actions 86 times. Never merged. Never widened. Never found a fixpoint. Largest state had 26 variables. [2018-07-23 22:26:57,806 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-07-23 22:27:03,506 INFO L232 lantSequenceWeakener]: Weakened 217 states. On average, predicates are now at 71.79% of their original sizes. [2018-07-23 22:27:03,506 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-07-23 22:27:03,871 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-07-23 22:27:03,872 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-23 22:27:03,872 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2018-07-23 22:27:03,872 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-23 22:27:03,873 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-23 22:27:03,873 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-23 22:27:03,873 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-07-23 22:27:03,874 INFO L87 Difference]: Start difference. First operand 12956 states and 19065 transitions. Second operand 7 states. [2018-07-23 22:27:27,852 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. Received shutdown request... [2018-07-23 22:29:29,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-23 22:29:29,480 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 22:29:29,486 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 22:29:29,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 10:29:29 BoogieIcfgContainer [2018-07-23 22:29:29,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 22:29:29,488 INFO L168 Benchmark]: Toolchain (without parser) took 231521.26 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 3.6 GB in the end (delta: -2.2 GB). Peak memory consumption was 428.4 MB. Max. memory is 7.1 GB. [2018-07-23 22:29:29,489 INFO L168 Benchmark]: CDTParser took 0.22 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. [2018-07-23 22:29:29,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2887.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 349.8 MB). Peak memory consumption was 349.8 MB. Max. memory is 7.1 GB. [2018-07-23 22:29:29,490 INFO L168 Benchmark]: Boogie Procedure Inliner took 366.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 998.7 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-23 22:29:29,491 INFO L168 Benchmark]: Boogie Preprocessor took 1253.45 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 980.4 MB). Free memory was 998.7 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 174.3 MB. Max. memory is 7.1 GB. [2018-07-23 22:29:29,500 INFO L168 Benchmark]: RCFGBuilder took 13939.94 ms. Allocated memory was 2.5 GB in the beginning and 2.7 GB in the end (delta: 157.8 MB). Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 88.8 MB). Peak memory consumption was 746.2 MB. Max. memory is 7.1 GB. [2018-07-23 22:29:29,502 INFO L168 Benchmark]: TraceAbstraction took 213067.60 ms. Allocated memory was 2.7 GB in the beginning and 4.2 GB in the end (delta: 1.5 GB). Free memory was 2.2 GB in the beginning and 3.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 113.9 MB. Max. memory is 7.1 GB. [2018-07-23 22:29:29,511 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2887.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 349.8 MB). Peak memory consumption was 349.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 366.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 998.7 MB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 1253.45 ms. Allocated memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: 980.4 MB). Free memory was 998.7 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 174.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 13939.94 ms. Allocated memory was 2.5 GB in the beginning and 2.7 GB in the end (delta: 157.8 MB). Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 88.8 MB). Peak memory consumption was 746.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 213067.60 ms. Allocated memory was 2.7 GB in the beginning and 4.2 GB in the end (delta: 1.5 GB). Free memory was 2.2 GB in the beginning and 3.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 113.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 198]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 198). Cancelled while BasicCegarLoop was constructing difference of abstraction (12956states) and interpolant automaton (currently 7 states, 7 states before enhancement), while ReachableStatesComputation was computing reachable states (9073 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 1120 locations, 1 error locations. TIMEOUT Result, 212.9s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 197.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1862 SDtfs, 10769 SDslu, 1805 SDs, 0 SdLazy, 19708 SolverSat, 5156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 163.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 255 GetRequests, 230 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12956occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.5s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9960998650472334 AbsIntWeakeningRatio, 0.13596491228070176 AbsIntAvgWeakeningVarsNumRemoved, 1005.9473684210526 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 3 MinimizatonAttempts, 183 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 589 NumberOfCodeBlocks, 589 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 585 ConstructedInterpolants, 0 QuantifiedInterpolants, 251879 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 253/323 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem13_label50_true-unreach-call.c_svcomp-Reach-64bit-Taipan_Default-old.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-23_22-29-29-536.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem13_label50_true-unreach-call.c_svcomp-Reach-64bit-Taipan_Default-old.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_22-29-29-536.csv Completed graceful shutdown